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1281 Review
64 Karma

Review on Corsair HX1200: 1200W Fully Modular Power Supply, 80+ Platinum Certified (Model CP-9020140-NA) by James Jenkins

Revainrating 1 out of 5

4 year recap, my system blew up

I built a system with this PSU in 2016 and now I think it's the motherboard culprit -Frying was. From day one it had a weird performance when there were issues and the system also sometimes lost performance, sometimes during use, sometimes not. I never knew what the problem was or how to reproduce it, but instability has always plagued this essential workstation computer. Given the CPU and single GPU I installed, I probably didn't need a power supply larger than 500-600W. I particularly remember that this problem appeared from the beginning because I researched the problem and thought that the problem is that you need to disable the C-states of the BIOS. That seemed to help for a while. Fast forward 3 years and now when the computer turns itself off, sometimes it turns back on and sometimes does nothing when the power button is pressed. Usually after turning it off I couldn't turn it back on until the next day when it started working again. I've noticed that if I unplug the monitors/auxiliary USB it works again, but a few months of that and then even this trick didn't work. Eventually, the computer would do nothing for days when the power button was pressed. when i realized Because the old 2011v3 CPU wouldn't fit in the socket of today's most popular 1151 motherboards, I had to buy a new board and CPU. Well when I put it back together the computer worked but it seemed like I went back to the time I first finished building it with weird power issues and not booting after resetting windows or resetting a minor bios change wanted to. . It clicked (with the mobo backlit) as if to turn on, pause, and click again, and I think it will do so indefinitely, but I manually pressed the power button on the PSU to kill it. Pressing the power button again did nothing. But after 20 minutes it worked again. I also noticed that when I press the fan test button on the PSU (which has always worked by the way) and then boot the system, it boots up. Seeing similar power supply issues, I didn't want to ruin my new hardware, so I bought a new power supply hoping it would fix the problem. Since I installed the new EVGA power supply, all power issues are gone and the system is running stable like never before. Also this problem was noticed to a small extent from day one and lasted almost 4 years until the mobo completely crashed. the power supply was still good enough to run the new hardware (with problems). This issue was hard to track down, but I feel like I've finally figured it out. It's outrageous that a PSU of this tier with minimal requirements was unknowingly defective from the start and ended up ruining my system. this problem was noticeable from day one to a small extent and lasted almost 4 years until the mobo completely failed, when the power supply was still good enough to operate the new hardware (with problems). This issue was hard to track down, but I feel like I've finally figured it out. Outrageous that a PSU of this tier with minimal requirements was unknowingly defective from the start and ended up ruining my system. this problem was noticeable from day one to a small extent and lasted almost 4 years until the mobo completely failed, when the power supply was still good enough to operate the new hardware (with problems). This issue was hard to track down, but I feel like I've finally figured it out. It's outrageous that a PSU of this tier with minimal requirements was unknowingly defective from the start and ended up ruining my system. when the power supply was still good enough to run new hardware (with problems). This issue was hard to track down, but I feel like I've finally figured it out. It's outrageous that a PSU of this tier with minimal requirements was unknowingly defective from the start and ended up ruining my system. when the power supply was still good enough to run new hardware (with problems). This issue was hard to track down, but I feel like I've finally figured it out. It's outrageous

Pros
  • 80 Plus Platinum: Runs slower and uses less power than less efficient PSUs
Cons
  • No power