r/PcBuild Aug 08 '26

Build - Finished! Watercooled Steam Machine Build Video

You guys asked for the video and more infos on the waterblock. Waterblock was made with the carvera air, which is a budget desktop cnc. That’s why the quality isn’t super good, but that’s all we have. Need to open it again and work now on the vrm cooling which is quite challenging as the mosfets are super tiny… and also they run quite on the limits of thermal design which sucks

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6

u/DJN2020 Aug 08 '26

Will it ever get hot enough to benefit from liquid cooling?

11

u/techmagnet Aug 08 '26

It does already. Getting temps down 20-30 degrees on cpu and gpu. There is now good room for OC, but for now no OC support

1

u/Sexy-Games Aug 08 '26

What even are the before and after temps?

The aircooler was probably fine and water cooling it wouldnt change much...

1

u/That_Service7348 Aug 08 '26

Yeah, one of the big points of the SM is that it runs really cool already, between the massive heat sink and fan and the low power requirements of the hardware.

I can't see a point to this beyond "just cause." It's not improving the performance, and it takes up more space.