Corsair RM850x (2021) Fully Modular ATX Power Supply

SKU: B0BV62K6MN
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$134.99
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SKU: B0BV62K6MN Category:

About this item Fully Modular: Only connect the cables your system needs, making clean and tidy builds easier. 135mm Magnetic Levitation Fan: Utilizes a magnetic levitation bearing and custom engineered rotors for high performance, low noise, and superior reliability. EPS12V Connector: For wide compatibility with modern graphics cards and motherboards. 100% All Japanese 105°C Capacitors: Premium internal components ensure unwavering power delivery and long-term reliability. Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency. 80 PLUS Gold Certified: High efficiency operation for lower power consumption, less noise, and cooler temperatures.

Description

Corsair RM850x (2021) Fully Modular ATX Power Supply

Brand ‎Corsair

Series ‎RM850X

Item model number ‎CP-9020200-NA

Item Weight ‎3.74 pounds

Product Dimensions ‎6.3 x 5.91 x 3.39 inches

Color ‎Black

Compatible Devices Personal Computer

Connector Type ATX

Output Wattage 850 Watts

Wattage 850 watts

Cooling Method Air

Item Weight 1.7 Kilograms

Corsair RM850x (2021) Fully Modular ATX Power Supply

About this item Fully Modular: Only connect the cables your system needs, making clean and tidy builds easier. 135mm Magnetic Levitation Fan: Utilizes a magnetic levitation bearing and custom engineered rotors for high performance, low noise, and superior reliability. EPS12V Connector: For wide compatibility with modern graphics cards and motherboards. 100% All Japanese 105°C Capacitors: Premium internal components ensure unwavering power delivery and long-term reliability. Modern Standby Compatible: Extremely fast wake-from-sleep times and better low-load efficiency. 80 PLUS Gold Certified: High efficiency operation for lower power consumption, less noise, and cooler temperatures.

The product is multiple voltage compatible, that voltage arrange is 100-240V.

Additional information

Brand

Corsair

Series

‎RM850X

Item model number

‎CP-9020200-NA

Item Weight

1.7 Kilograms

Product Dimensions

‎6.3 x 5.91 x 3.39 inches

Item Dimensions LxWxH

6.3 x 5.91 x 3.39 inches

Color

‎Black

Manufacturer

‎Corsair

ASIN

‎B08R5JPTMZ

Country of Origin

‎Vietnam

Date First Available

‎June 22, 2022

Customer Reviews

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4.7 4.7 out of 5 stars

9,226 ratings

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4.7 out of 5 stars

Best Sellers Rank

#5 in Computer Power Supplies

Model Name

RM850X

Compatible Devices

Personal Computer

Connector Type

ATX

Output Wattage

850 Watts

Form Factor

ATX

Wattage

850 watts

Cooling Method

Air

59 reviews for Corsair RM850x (2021) Fully Modular ATX Power Supply

  1. erix

    5.0 out of 5 stars

    Todo en orden

    Todo llegó en excelentes condiciones y todo sellado muy contento con la compra

  2. JP

    4.0 out of 5 stars

    Short cables

    Great power supply so far! The only issue is the I have a Full size tower with ATX motherboard and a large air cooler. The Supplied Power cables (8pin cpu) are just barely long enough. a few millimeters shorter and they wouldn’t work.

  3. Isidoro AlastraIsidoro Alastra

    4.0 out of 5 stars

    Works great if you actually get it new

    First of all, this is probably an excellent product if you can actually get one sent to you in new condition. I suspect it’s Amazon sending me these used products as new and not Corsair. I’ll change my review score if I can actually get one that’s new and works. It’s the last piece of the puzzle to actually get the rest of my PC build working.I paid for a new product and got a used one. No shrink wrap, and the cable bag was already torn open. All the cables were in there (except the most important one) plus two type 4 connectors that can’t even connect to the PSU’s type 5’s — my guess is that the previous owner just stuck them in there on return. Fan has some scuff marks on it, but that’s no big deal. The worst part though is that there was no power cable to even connect the PSU to the surge protector or wall. Even if I did buy this used I’d have no way to test it.Fortunately returns are easy and free on these things and I am a Prime member, but it’s still ridiculous. This is the second power supply in a row I’ve had to return (the first one was actually new, but it was DOA and even the paperclip trick couldn’t get the fan to spin). It’s almost like they’re fishing to get some money on restock fees to pin the blame on me or something.EDIT 7/31/2023Changing my one star review to four and still dinging a star for all the trouble it took to get this product new from Amazon. It works great — feeds 3 PCIE plugs straight into my GPU. Thanks to the plugs being on the side of the PSU I have room for another fan where the cables would have come out from any other power supply. The only downside to the usual way the plugs face is that it gets really crowded on the side with the plugs and cables need to turn abruptly to reach their destinations straight out of the PSU. It’s not a problem for my PC case, but it could be for others.

    10 people found this helpful

  4. IAMS

    5.0 out of 5 stars

    Buena fuente

    Es una buena fuente para mis componentes actuales, y si en algún futuro requiero de actualizar por alguno que solicite mayor potencia, la tendré de sobra.

  5. Cristian

    5.0 out of 5 stars

    Used – Good? Better!

    Listed as “used with a battle scar,” but this thing arrived looking fresh out of the factory! Bonus points for the pile of cables (not sure if it’s the whole army, but who needs an instruction manual anyway…). Quiet as a ninja, even when it’s working hard – the fan just whispers sweet nothings of efficiency. Overall, a total steal disguised as a second-hand citizen.

  6. edison

    5.0 out of 5 stars

    Excelente producto

    Llegó en excelentes condiciones, una gran calidad de Marca

  7. Antihero

    5.0 out of 5 stars

    very cool

    i like is sharp and light

  8. Diego Alejandro Marín Orrego

    5.0 out of 5 stars

    Siempre recomendado

    Excelente producto y muy confiable

  9. Oni

    5.0 out of 5 stars

    Fuente muy buena

    Excelente calidad precio

  10. Amazon CustomerAmazon Customer

    5.0 out of 5 stars

    Corsair RM850X 2021 Full Modular

    Excelente fuente de alimentación Full modular Corsair RM850X 2021 la misma descripción que da el vendedor con todos sus cables completos.

  11. Steven

    5.0 out of 5 stars

    Reliable Power Delivery with Efficiency and Modular Design!

    The Corsair RMX Series (2021) RM750x is a 750 Watt power supply that exemplifies reliability, efficiency, and modular design. This power supply unit (PSU) has surpassed my expectations, providing stable and consistent power delivery while offering a convenient and tidy cable management solution.The standout feature of the Corsair RM750x is its robust 750 Watt power output. This wattage is more than enough to handle high-end gaming rigs and power-hungry components, ensuring that my system gets the required power for peak performance.With an 80 Plus Gold certification, the RM750x guarantees high energy efficiency, reducing power wastage and lowering electricity bills. Its power efficiency also translates into less heat generation, leading to quieter operation and improved system longevity.The fully modular design of the RM750x is a game-changer for cable management. It allows me to connect only the necessary cables, minimizing clutter and maximizing airflow inside my PC case. This results in a clean and organized build with improved cooling capabilities.The PSU’s zero RPM fan mode ensures silent operation during low to medium loads, as the fan only spins up when required, keeping noise levels at a minimum, even during intense gaming sessions.The RM750x comes equipped with high-quality Japanese capacitors, ensuring exceptional reliability and stability. These capacitors contribute to the PSU’s long lifespan and consistent performance.Corsair is a reputable brand known for its high-quality PC components, and the RMX Series continues that tradition. The RM750x is a testament to Corsair’s commitment to providing top-tier power supplies for enthusiasts and professionals.In conclusion, the Corsair RMX Series (2021) RM750x is a reliable and efficient power supply unit that offers stable power delivery and a modular design for easy cable management. Its 750 Watt power output, 80 Plus Gold certification, and silent operation make it the ideal choice for powering high-performance gaming systems. If you’re looking for a premium power supply with excellent efficiency and clean cable management, the Corsair RM750x is the perfect option. I highly recommend this PSU for its outstanding performance and the peace of mind it brings to my PC build!

    14 people found this helpful

  12. Tanner Henry

    5.0 out of 5 stars

    Unleash Power and Silence: Corsair RM850x (2021) Power Supply Review

    I recently purchased the Corsair RM850x (2021) Fully Modular ATX Power Supply, and I must say, I am extremely impressed with its performance and features. Corsair has always been known for delivering high-quality power supplies, and the RM850x is no exception. Here’s my review of this remarkable power supply.First and foremost, the efficiency of the RM850x is outstanding. With its 80 PLUS Gold certification, it delivers excellent power efficiency, ensuring that my system consumes less energy and runs cooler. This not only helps in reducing electricity bills but also contributes to the overall longevity and reliability of my system.The fully modular design of the RM850x is a game-changer. It allows for easy cable management, as I can connect only the cables I need and keep the rest neatly stored away. This not only enhances the aesthetics of my build but also improves airflow within the case. The modular design also makes installation a breeze, as I can effortlessly connect the required cables without any clutter or hassle.One of the standout features of this power supply is its low-noise fan. The fan operates silently under regular loads, and I barely notice its presence. It only kicks in when the system is under heavy load, and even then, the noise levels are impressively low. The Zero RPM fan mode is particularly noteworthy, as it ensures complete silence during idle or low-power usage scenarios. This is a great feature for those who prefer a quiet computing experience.The build quality of the RM850x is top-notch. The unit feels solid and durable, and the black finish gives it a sleek and premium look. The cables provided are of high quality and have a premium feel as well. The power supply comes with all the necessary protections, including over-voltage, under-voltage, over-power, over-temperature, and short-circuit protection, ensuring the safety of my components.In terms of power delivery, the RM850x handles my system with ease. It provides ample power for my high-end components, including a demanding CPU and a high-performance graphics card. The voltage regulation is excellent, and I have not encountered any stability issues or power-related problems since installing this power supply.One minor drawback of the RM850x is its size. It’s a bit larger than some other power supplies on the market, so it might not fit into smaller PC cases. However, in most standard ATX cases, this should not be an issue.Overall, the Corsair RM850x (2021) Fully Modular ATX Power Supply is an exceptional product that delivers on all fronts. Its efficiency, modular design, low-noise fan, and solid build quality make it a reliable choice for any PC enthusiast or gamer. With its impressive performance and thoughtful features, the RM850x is definitely worth the investment for those looking for a high-quality power supply to power their systems.I highly recommend the Corsair RM850x to anyone in need of a powerful, efficient, and silent power supply for their PC build. Corsair has once again raised the bar with this outstanding product.

    14 people found this helpful

  13. Caadin Hogan

    5.0 out of 5 stars

    Quiet and Reliable PSU

    I purchased the Corsair RM850x to use in my Fractal North case with a Ryzen 7700X and RTX 4070. So far I’m very pleased with the power supply and have no complaints on its performance. The power supply is quiet and was easy to install. The cables seem to be high quality and were not overly stiff. I’d recommend this PSU to anyone looking to do a new build.

    One person found this helpful

  14. Locus Solus

    5.0 out of 5 stars

    Not for some cases…

    This is a great quality product from well-known reputable company, a PSU with great modularity and great performance, and frankly a good value. Lots of connectors and on the shift model, if that’s what you’re looking at side mounted connection points.Here’s where the details come in. Is this PSU is primarily for cases with side mounted PSU slots, while in a wider case this might work in a flat mount situation, most likely you are going to need a fairly wide case to house the wiring coming off the supply without bending the wires too much. Even then in some side mount cases, or the PSU is mounted on its side, the wires sticking upright can still impede on certain things, for example with the Lian-Li o11 dynamic XL, The upright facing ports for the connectors on the wires to plug into impede with the bottom hot swap hard drive bay. Now if I really wanted to press the wires down flat against the power supply unit I could probably still fit the hot swap bay in the case, but it wouldn’t give much room for the wires, nor allow for much passive heat dissipation from the PSU. In this particular instance with the case I chose a standard end connector output PSU would have been the better choice, as there is ample room at the end for wiring clutter, but due to the hot swap bay mounted above the power supply unit, the side output of the shift model is not intuitive for my case.Removal of the bottom hot swap bay in my case alleviated the issue, but also presents the inconvenience of not having all four hot swap bays available. I never thought I would use this feature, but over the years as I have acquired multiple hard drives and stored up massive amounts of data, it actually comes in handy for moving data back and forth between drives.So no stars docked for the design it’s actually great, just really think about whether or not you need the side output connectors and whether or not you will have enough room in your case. They make it more convenient to plug and unplug additional wires without having to remove the power supply unit completely, however you may run into spacing issues in smaller cases.Situationally recommended.

    14 people found this helpful

  15. Menozzi IT Solutions

    5.0 out of 5 stars

    Always reliable, solid

    I have been buying Corsair PSUs for years for my business and I have had nothing but success with the Corsair. I appreciate the low noise level, ease of install (most are), and the cabling is good for what it is. The RM series have been rock solid and are in all of my personal and business custom desktops.

  16. Digitalfanatic

    5.0 out of 5 stars

    Outstanding Power and Efficiency for High-Performance Systems!

    The Corsair RMX Series (2021), RM1000x, 1000 Watt power supply is an absolute powerhouse that has exceeded my expectations in every way. As an enthusiast with a high-performance system, finding a reliable and efficient power supply is crucial, and the RM1000x delivers exceptional performance.First and foremost, the power delivery of this PSU is outstanding. With a whopping 1000 watts of power, it effortlessly handles the demands of my system, including multiple graphics cards, high-end processors, and numerous peripherals. It ensures a stable and consistent power supply, preventing any fluctuations that could potentially harm my components.The efficiency of the RM1000x is equally impressive. It is 80 PLUS Gold certified, which means it operates with high energy efficiency, minimizing wasted energy and reducing heat generation. This not only helps to lower my electricity bills but also keeps my system running cooler, ultimately extending the lifespan of my components.Another notable feature of the RM1000x is its modular design. The fully modular cables provide excellent flexibility and ease of cable management. It allows me to connect only the cables I need, reducing clutter inside my system and improving airflow. The cables themselves are of high quality and feel robust, ensuring a reliable and secure connection.Corsair’s attention to detail and build quality are evident in the RM1000x. The power supply unit is solidly constructed, and the fan operates quietly, even under heavy load. The zero RPM fan mode is particularly useful during idle or low-load scenarios, ensuring silent operation and minimizing unnecessary noise.Moreover, the RM1000x features an array of advanced protection features, including over-voltage, under-voltage, and short-circuit protection. These safeguards give me peace of mind, knowing that my system is well-protected against any potential electrical issues.

    7 people found this helpful

  17. Ken

    4.0 out of 5 stars

    6+2 pin daisy chained PCIE cables… why?

    Got this PSU cause I knew it 1. had more than enough power needed for my new build and 2. the case it went into was designed by corsair, and was able to check clearance on everything. I didn’t go with the Shift version of the PSU for the simple reason that although it’s unique, I see a lot of people complaining about its practicality. So, I went with the 2021 version of the RM1000x.The pros are basic. Strong but also stiff cables with protection in the proper places. Very easy overall install & modularity we’ve came to be familiar with when it comes to modern PSU’s. Quiet operation, & plenty of peace of mind knowing I have plenty of power for my build (6950xt + 13600k).CONS…. This is the biggest con thus far, and I will complain about it until the end of time. Not that it’s ever been okay practice, but having your PCIE cables all have a pigtailed additional 6 pin is just miserable to deal with. My GPU requires two 8 pins & one 6 pin… that’s three separate cables with three separate & dangling 6 pin pigtails that’ll never be used. I can understand giving only 6+2’s even though it should be practice at this point to have some full 8 pin’s, but I’ll never understand a 6+2’s with pigtailed 6 pins on a 1000W unit….. JUST NO. Please, if you’re reading this and considering this PSU, please keep in mind to use a separate PCIE 6+2 cable for each connection on the card, AND DO NOT USE THE PIGTAILED 6 PIN THAT’S ATTACHED TO THEM. For lower power cards back in the day this wasn’t a huge deal but was still bad practice to daisy chain your PCIE connections like that. Nowadays, with the power these cards are capable of drawing, there’s NO REASON a 1000w PSU would even give you the option to daisy chain. A pretty big & detrimental (in my opinion) overlook on Corsair’s part. Luckily you can use a cable tie or strap & just bunch them all together but… no one that has built a pc will tell you it looks good.other than that one major annoyance that I deem to be a con, great power supply.

    18 people found this helpful

  18. P BradyP Brady

    5.0 out of 5 stars

    Worth it

    Needed a new PSU for a RTX4080 and this came in just lots of power and the hookups on the side made everything very convenient. I did overbuild my system in some sense but if you can why not?Make sure your case and fit this with the side hook up you will need a case wide enough. Corsair has a list of cases that will work with this on their site. Check there first. I went with the Corsair 5000D. It is a great case at a reasonable price.

    One person found this helpful

  19. Christopher

    5.0 out of 5 stars

    Handled “Peak Load” of Asus Maximus Hero, I9-12900K and 2x XFX MERC RX 6900 XTs

    I built a very power hungry system consisting of an Asus Maximus Hero motherboard, I9-12900K and 2x XFX MERC RX 6900 XTs and was able to successfully run a very power intensive benchmark, 3DMark Time Spy. A brand new Apevia ATX-SN1050W Signature 1050W could not handle the load when the benchmark kicked off and shut the computer down every time (but no damage). The CPU draws 220 watts at peak, and each graphic card peaks out at 300 watts. Theoretically I should have had 230 watts to spare, but the it was too big of a load. For $70, I would still get the Apevia again as it did handle the load with 2x Asus RX 6700 XTs, but it took this $200 power supply to handle the peak loads of this computer configuration. BTW, the 3DMark score was 32,901, which was higher than an “Extreme Gaming PC” and above the 99th Percentile for all test ….. SWEEEEEEEEEEEEEEEEEET.

  20. Tim

    5.0 out of 5 stars

    Love the idea, check your case specs

    Corsair is the real Mccoy when it comes to desktop power, so I’m not even going to discuss this product’s performance merits.What I am going to discuss is the SHIFT form factor. I hadn’t built a PC for some time, so this is a completely novel concept for me. Deployed in a “typical” gaming case, all of the outputs from this PSU face the non-glass side panel, rather than the front.Why is this good? Well it just makes more sense honestly. The way cases have evolved the meta of cable management on the port side, with windows to starboard- and meanwhile, full towers have gone out of vogue with the advent of SSDs and the laying by the wayside of optical drives and front panel IO, the shift has been more towards aesthetics, with ease of access being the constant counterforce. So it just makes sense to be able to access all of your modularity from the cable management side of your rig, without having to reach in cramped spaces or disassemble subcomponents of your case. This should be the standard PSU layout going forward.But why is it potentially bad? Well, not all case manufacturers have caught on yet. The case I chose for my build, the Fractal North, just doesn’t have enough space to accommodate these cables comfortably. It works, but it’s not super elegant. Most of them end up getting routed towards the front anyway.In conclusion, look for a case that is designed for this PSU, or one with a few extra millimeters of clearance on the cabling side and/or versatile cable management options.It goes for any build of course, but custom length cables will go a long way to making the dream work, along with angled connectors where appropriate. While you’re doing all that tedious work, you may as well add some spiffy sleeves too 😉Good building!

    One person found this helpful

  21. Danewfixer

    5.0 out of 5 stars

    Outstanding power supply

    I bought it when I upgraded my system to one of the new generation video cards (Radeon 7900XT) and it’s working like a champ. The best thing you can say about your power supply is: it just works. If you notice your power supply – like snapping, glitching out, blue-screening, whining – then it’s probably being overtaxed or not working well. My advice is to get a way bigger power supply than you need today. For example, if you calculate you’re going to need 650 watts max, go with one with at least 750 watts, or better yet, 1000 watts. Why? Because good power supplies can last through several PC upgrades. Newer hardware (particularly video cards) have a larger power draw each generation. If you buy a big one today, it should last through more upgrades compared to one that’s just barely big enough for now.

  22. Elian De La Rosa

    5.0 out of 5 stars

    Muy buena fuente de poder por el precio

    Es una fuente de bastante calidad con buena cantidad de conectores para cualquier situacion. El Fan que tiene no enciende a menos que lo amerite lo cual ayuda al nivel de ruido general del PC.

  23. Kendoso

    4.0 out of 5 stars

    Gimmicky? – Not as clever as you’d think / may not be as useable.. Check case configuration!!!!

    While this looked really cool and I thought it would be a game changer, I would HIGHLY recommend anyone to really check against the case you plan to use and the internal configuration, ie. where the PSU will be mounted.I used this with a Corsair 7000D, so there was a very good chance it would be compatible. While the idea of easier access of cabling via side mounting to the PSU, the thing I realized is that not all cases are aligned to this orientation. Most cases today assume rear mounted cables. This means that they don’t always have enough clearance between the PSU and the side panel to accommodate the cables. Given I had a Corsair case, it wasn’t a problem. The motherboard cable did seem to be a tight fit but made it work. With this PSU, I do believe it allowed me to keep the 2nd 3.5″ drive cage closest to the PSU. If I had used traditional rear mounted cable PSU, I definitely would need to sacrifice this drive cage. It wouldn’t be a huge deal breaker as I, like most people, are moving away from HDD to SSD.It worked out for me. Was it mind blowing amazing or evolutionary? I don’t think so… I don’t think it will be until case manufacturers start considering this PSU into their designs. For now, it’s best compatible with Corsair cases. For other brands, really think through whether you’ll have the clearances you need. Otherwise, stick to traditional rear cable mounted PSUs.The other reason why I got this particular PSU was because it was the only Corsair one that was ATX3.0 at the 1000W+ range. Needed ATX3.0 to ensure I had the native 12pin power cable for the RTX 4090 to minimize using the octopus adapter that is provide by the card for older PSU. This adapter could increase the chance of the “melting cable” situation for NVidia cards. Native 12pin GPU cable is the way to go. It also keeps things clean and minimized.

    4 people found this helpful

  24. Piero Camacho

    4.0 out of 5 stars

    Good product

    It arrived earlier than expected, the packaging arrived in good condition, so far everything is going well. It has an ideal size, comes with plenty of cables for any installation. The bad thing is that what makes installation a little difficult is that the cables are somewhat rigid.

  25. KEIFFY75 GAMES YT

    5.0 out of 5 stars

    Works Great

    Arrived on time, & Works as they should!

  26. Mike

    5.0 out of 5 stars

    Corsair RM850

    Good quality. Works as it should.

  27. joseph w ennis

    5.0 out of 5 stars

    great PSU

    this is a great Power Supply Unit couldn’t be happier i thought that i needed a bigger PSU im running a 13th Gen Intel(R) Core(TM) i5-13400 2.50 GHz 10 core processor for gaming with 64gb of RAM,an all in one liquid CPU cooler and a Speedster MERC310 AMD Radeon RX 7900XTX 24GB GDDR6, AMD RDNA with this massive graphics card i thought for sure i would require a 1,000 watt PSU but this Corsair unit runs everything just fine even under very heavy load whilst gaming so i would highly recommend this card to anyone looking for a good quality power supply without breaking the bank also this PSU had all the necesssary connectors i needed for the graphics card (the 3 8 pins)

    One person found this helpful

  28. B.B.

    5.0 out of 5 stars

    Excellent choice if you have a correctly sized case

    So far this has been an excellent power supply, The shifted cable input position is very useful for keeping cables clean and organized, but please be aware you will need enough space between the PSU and back panel. For reference, I am using a Lian Li Lancool III and there is just enough room for the cable to rest securely without being pinched.This is also a very quiet unit, and is not audible to me from a few feet away. The provided power cables are not too stiff and feel sturdy and the unit comes with a very beefy supply cable, which I highly recommend that you use.

  29. Thomas

    5.0 out of 5 stars

    Una bestia, y la calidad de corsair no tiene limites

    Es una excelente fuente de poder y eso que la compre de segunda mano, hasta la fecha no me ha dado problemas, llevo 5 días de haber instalado mi nuevo PC, tengo un AMD ryzen 7 5700x, Rx 6700 xt y todo sobre una board b550 Asus rog strix gaming wifi II, todo fluye perfecto. Que la fuente sea modular permite gestionar los cables muy bien y no hacer bultos en el chasis, los cables son de buena calidad se pueden doblar fácilmente, eso si son pesados y gruesos, sobre todo los del procesador, placa madre y pcie.

  30. Lynn

    5.0 out of 5 stars

    Excellent power supply!

    Corsair RM850x (2021) Fully Modular ATX Power Supply I bought it since I was making my own computer. It has been over a year I have bought this, and it is working so well. I stays cool to the touch, and I have no problems with it. Going to build another computer and I buying it again.

  31. Bruce E. Wampler

    5.0 out of 5 stars

    Get the SHIFT!

    The SHIFT version of this power supply is absolutely perfect, even essential, for building a system in a modern wide tower (with wiring space behind/under the motherboard). Way easier to run the power cables from the side rather than the back! An it is quiet as well. Comes with as many modular power cables you are likely to ever need.

  32. Trusty Rombone

    5.0 out of 5 stars

    Tight but good fit for Fractal North

    There’s not very much room behind the back panel of a Fractal North so this PSU is a little bit of a snug fit, but I’m glad I went with it because it does make wire management nicer and it gives much easier access to add/remove cables.

  33. Amazon Customer

    5.0 out of 5 stars

    Brought it as a replacement

    Had a corsair rm750x, but that one got faulty because of blackouts, bought this one as a replacement an was as easy to install. Modular cables are the way.Remember to buy an UPS to prevent damage on your psu.

  34. Cristhian D.

    5.0 out of 5 stars

    IT’S OK SO FAR. I WILL BE UPDATING FOR THE NEXT MONTHS.

    01/03/2024: I bought it for a build that I made a couple of dates ago. I will be upating this review every month for the next 6 moths or so; to notify about performance, quality or if something happens for however is interested in looking at a long-term review.

  35. SkoryJ

    4.0 out of 5 stars

    Good PSU but would not buy again

    I really do not have any complaints with the RM1000x shift other than the cables. The cables that are provided are stiff and the 12vhp is only 450w and not 600w. The Type 5 connectors are only available on the corsair store (and maybe cablemod) and they are expensive making it difficult if you want to change your cables out. Fortunately, I have not had any problems with using in my cases but you do have to be careful your case is wider than 210mm.

  36. billy bones

    5.0 out of 5 stars

    It does what it’s supposed to do

    Pc turns on every time I demand it’s presence, 10 out of 10 would recommend. I’m not sure why anyone would buy a non-modular power supply in this day and age. No need to make room for a bunch of cables and connectors that you don’t need, simply throw them in the junk drawer and pretend they don’t exist. No idea what the “energy efficiency” of this unit is, because I haven’t bothered to check or do the math. It’s a 1000w power supply, surely you can squeeze that into your utility bill.

  37. M Jordan

    5.0 out of 5 stars

    Not the least expensive option, but up where they start being good quality

    I have been a long time fan of Corsair’s power supplies. Almost every desktop PC in the house has one now. I have yet to (knock on wood) have one fail, even from the old CX and other value lines. I have been sticking with their Gold and Platinum lines for the past several years on personal builds and feel comfortable and confident that it won’t cause issue.I placed this particular PSU into a Silverstone Grandia GD09. It is right near the limit for length inside this case. If it had been 1 mm longer the power/SATA connector for the 2.5″ drive slot wouldn’t have been usable. The cables come out of the box very rigid and folded as they are. Probably not a bad idea to consider laying these out on a table in a warm area the day before you plan to build. I was wrestling with them a lot to get proper placement in the above case without also blocking the fan placed on that side. Probably will revisit cable management on the next cleaning cycle.This is my second RM750x. I am using it to power an 11600K build with an RTX 3070, and a large HDD which is propping up Plex. This PC will be on 99% of the time and this was a model I felt comfortable using in that duty while still keeping price realistic.I personally recommend any Corsair power supply, but some of their lower lines are not really price competitive to cheaper units that may make more sense for old build repairs or equipment that you cannot justify spending this much to power. Perfect for your personal gaming or long duty cycle rigs.

    One person found this helpful

  38. C. Miller

    5.0 out of 5 stars

    Great replacement for a dead p/s

    Fixed my old gaming rig right up! Very nice quality, love the modular design. Fast shipping too.

  39. Oliver Badilla

    4.0 out of 5 stars

    Excelente PSU

    Excelente PSU como para ir sobrado con cualquier build que te armes, actualmente la estoy usando en una RX 7900 XT y un Cooler Triple Fan Asus. Pero voy sobrado. El que sea SHIFT te ayuda siempre y cuando tengas espacio suficiente al costado de tu gabinete, recomiendo usarla en set ups de gabinetes que sean grandes y no ajustados ya que los cables saldrán a un costado en este modelo de fuente.

  40. Amazon Customer

    5.0 out of 5 stars

    Works as it Should

    I have been running this 24/7 for 3-4 months now and it has worked flawlessly. Powers my motherboard, two GPUs and about 7 drives.

    One person found this helpful

  41. Buyer

    5.0 out of 5 stars

    Works Reliably and Cool

    I have had this Corsair RM1000x (2021) Fully Modular ATX Power Supply in a Phanteks Enthoo Pro Full Tower Chassis without Window Cases PH-ES614PC_BK in service for about one year as I write this review. For the most part, assembly was very easy. I do video editing, audio editing, streaming, wordprocessing, browsing and email with my setup. I use all of my SATA ports and even have a plug-in eSATA card for more ports. So most of my drive bays are filled. Everything I have connected to my power supply and motherboard has been rock solid stable, and the case holds in all together. It just works exactly the way I want and have no anomalies. The power supply, motherboard and all components run cool in the case with an i7-13700K CPU, 128 GB of Crucial DDR5-4800 that is clocked at 5200 automatically set by the motherboard itself. My video card is a the very modest ASUS GeForce GT 1030 2GB GDDR5 HDMI DVI Graphics Card (GT1030-2G-CSM) because I transitioned my ancient setup from MBR to GPT and needed to be able to boot the old system in the new motherboard before updating the Windows 10 Pro config to GPT UEFI and still be able to boot legacy devices. Everything just worked like a Swiss Chronograph. I strongly recommend this power supply, the case, the ASUS ProArt Z790-Creator WiFi 6E LGA 1700, the Asus video card, the Crucial dram, and am also recommending the Crucial MX500 SATA drives and Intel i7-13700K I use. Is all of this the fastest? I have no idea. Does it boot and work reliably everytime so far? Absolutely!

    2 people found this helpful

  42. Clayton

    5.0 out of 5 stars

    Huge upgrade over a non-modular PSU

    It’s a great upgrade over a non-modular ThermalTake PSU. Fixed the biggest issue where holding the power button restarts the PC and got rid of the high pitched noise the other unit was giving off. Would recommend especially for those using a Corsair case.

  43. Cristian FontechaCristian Fontecha

    5.0 out of 5 stars

    Una de las mejores marcas

    Excelente fuente de poder.

  44. Debra Webb

    5.0 out of 5 stars

    Works as it should

    Seems like good quality. Reasonable price.

  45. Brad WebsterBrad Webster

    5.0 out of 5 stars

    Power level over 9000

    Not actually over 9000 – just a dumb dragonball Z reference. Anyway… I bought this “used-good” condition, and it actually came in a factory sealed box. The PSU itself has plenty of connections , and one of the few that have up to 6 pcie at once (i needed 3 for gpu alone). The modular cables are nice too- each with a velcro strap for storage. I’ve been using it for 3 months now and no issues!

    One person found this helpful

  46. Edwin A. Castro

    5.0 out of 5 stars

    Works great.

    Does the job.

  47. Freddy

    5.0 out of 5 stars

    funciona pero hace mas ruido que la anterior

    Un desepeño muy aceptable y confiable

  48. D. Doll

    5.0 out of 5 stars

    Quiet and reliable

    Using the PSU in a new computer build with a 14th Gen Core i9 and a RTX 4060 TI. Plenty of power. Silent operation. And Corsair has a reputation of being extremely reliable which helped make my decision.

  49. YuenX

    4.0 out of 5 stars

    Modular, compact, and quiet

    My 6-year-old computer’s power supply crapped out. This Corsair one became a good replacement as it’s more compact, runs quietly, and the cables are modular: connect what you need and leave the unused ones in the original packaging. This helps improve airflow in the case by not having so many tangles cables around.Corsair is a reliable brand for memory modules.

  50. Shaun_702

    5.0 out of 5 stars

    corsair quality is always top notch

    upgraded from 600w to 850w, corsair never fails to succeed my expectations. no issues

  51. brian j paajanen

    5.0 out of 5 stars

    No issues thus far

    I bought this to replace the giga max ? Power supply my pc originally had. It was popping off more and more frequently. Since i got this ive had no issues what so ever so. You get what you pay for. A power supply is not the place to be cheap when building your PC.Make sure you check the allowed power supply length. i have a fractal mesh 2 and it fit but it was pretty tight with the HDD cage being right there. Just a note.

  52. David Martinez

    5.0 out of 5 stars

    I can always count on Corsair!

    This is my second power supply from this company and both have worked flawlessly. I have had my RM850X (2018) powering my 5800X/3080 since 2020 and it has worked great so I don’t doubt that this newer one is also of great quality as they give a 10 year warranty!My only complain about this PSU are the cables compared to the 2018 version, as they do feel way more stiff. Other than that this is a great fully modular power supply!

  53. Amazon Customer

    5.0 out of 5 stars

    overkill for 2024 tech

    If you want to future-proof your AMD builds, this is an adequate solution. If you’re thinking about another product that states higher wattage, pay closer attention. You’ll eventually end up with a pwr supply like this one. OFC there are other good pwr supplies, but just don’t fall for those who advertise big numbers but cannot deliver them to your build.-builder since the mid 90s

  54. Mario Martínez

    5.0 out of 5 stars

    Excelente calidad

    Todo perfecto, silencioso, rendimiento, construcción.

  55. Daniel CRDaniel CR

    5.0 out of 5 stars

    Reliable PSU

    I always use the phrase that goes around when building a PC, “never go cheap with your PSU”. Got this one during black friday for $209. Love the fact that you do not need to disconnect everything to replace hardware or add hardware to your PC. Well build and high quality cables.Currently using it with a Corsair D5000 Airflow and did not have any space issues.

  56. E. White

    5.0 out of 5 stars

    A pleasure to work with

    This has been great in my latest build! Has all the great cordage you need and lets you manage your cables how you like.

  57. Wil Ventura

    5.0 out of 5 stars

    High performance Power Supply

    Excellent for gaming pc.

  58. Mitchel J. Haas

    5.0 out of 5 stars

    Very quite with a lot of power.

    Very quiet. Well built. Installed 3 of these and all working like champs.

  59. CHRISTIAN ARROYO VILLEGAS

    5.0 out of 5 stars

    TODO EXCELENTE

    EXCELENTE CALIDAD

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