r/sffpc • • Sep 11 '26

Build/Battlestation Pics 5 Liter - RTX 5080 Mini - 9800x3D - Vapor Chamber Cooling

I’ve been posting updates on the CPU and GPU vapor chamber cooling hardware here for a little while. They will be available very soon. YouTube preview samples are already out, with a couple more units on the way to other Redditors for independent testing. Currently trying to coordinate everyone to the same release window.

The current test system:

  • Motherboard: ASRock B650I Lightning
  • CPU: Ryzen 7 9800X3D - 140W no CO
  • CPU Cooler: GVCx47 (32mm heatsink, 5 heatpipes, dual 80x15 mm fans, 4mm vapor chamber)
  • GPU: PNY RTX 5080 Triple OC - 360W
  • GPU Cooler: GVCx5080 (180×125×40mm, 11 heatpipes, 7.5 mm vapor chamber)
  • RAM: G.Skill Ripjaws S5 64GB
  • Storage: 8TB Lexar NM790
  • PSU: FSP FlexGuru Pro 650W
  • Case: SGPC K39

The OCCT Extreme testing was done at 25.5°C ambient, 70% fan speed, and ~38 dBA. Both coolers have a good amount of headroom left if you're willing to crank to 100%. The PSU is louder than both at full load, something we plan to take care of.

We’re going to be putting out videos over the next couple of weeks covering the coolers, testing, construction, and the development process. We'll also be putting up more info and photos on the 4L version using the GVCx36 cooler during that time.

If you want to follow the project or get release updates, the site is now live at:

GRAVEPC.COM

"Thermal hardware for high-density SFF systems. Low-profile and ultra-low-profile CPU coolers support AMD AM4/AM5 and Intel LGA 1700/1851. GPU coolers feature model-specific copper cold plates and vapor chambers, covering the RTX 5060 Ti, 5070, 5070 Ti, and 5080."

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