Amazon.com: Flat Heat Pipe 1Pcs 3.5mm x 11mm x 50mm GPU CPU Backplate Copper Heatsink Pipe, to Cool Heat Sink Laptop PC Vram Ram as Thin Fanless Passive Thermal Cooling Tube from
Possible Custom NVIDIA RTX 4090 Cooler Features 13 Heatpipes | TechPowerUp
Let's end the rabble about the heat pipes here. : r/Amd
HDPLEX Passive Eight-Heatpipe GPU Heatsink System cooler
Amazon.com: GPU CPU Backplate Copper Heatsink Round Pipe 1Pcs 6mm x 110mm, Cooling Laptop PC Vram Ram as Thin Fanless Passive Thermal Heat Sink Tube from Bopaodao : Electronics
Heat pipe - Wikipedia
EVGA GTX 970 - only 2 of 3 heat pipes in use - Folding Forum