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mdre | 1 year ago

What's your idle power consumption for AMD vs Intel if you don't mind me asking? I'm getting avg 125W for my 13900k build, measured at the wall and it mildly bugs me when I think of it, I thought it'd be closer to 80. And power is very expensive where I live now.

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ThatMedicIsASpy|1 year ago

7950X3D, 96G, 18TBx4, 4TB NVMe x2 my GPUs are gtx1080, rx570 and the 7950x3d, FSP 1000W ATX3 platinum

I use proxmox as my OS. I have a truenas VM with passed through storage. I have a few VMs and a couple of gaming VMs (Bazzite, Fedora, NixOS)

After boot idle is around 180-200W because the GPUs don't sleep. After VMs runnning with GPUs this goes down to 110W. My drives don't spin down so thats around 20W.

jeffbee|1 year ago

If you are getting 125W at the wall on a PC at idle, your machine or operating system is extremely broken, or you are running atmosphere physics simulations all the time. The SoC on my Intel box typically drew < 1W as measured by RAPL. The 9950X draws about 18W measured the same way. Because of platform overhead the difference in terms of ratio is not that large but the Ryzen system is drawing about 40W at the wall when it's just sitting there.

mdre|1 year ago

Hmm. I’m using an AIO cooler, a 3090 and a 1600W platinum psu - might be a bit inefficient. I remember unplugging the PSU and 3090 and plugging in a 650W gold PSU — the system drew 70W IIRC. That’s a wild difference still!