GPU placed in non-standard position can improve cooling performance
Experiments conducted by a hardware YouTuber show that placing a graphics card in an unconventional position inside a PC case can significantly reduce its operating temperature.
New York, USA – The physical layout of components within a personal computer can have a notable impact on thermal performance, according to recent tests. A hardware YouTuber known as TrashBench has demonstrated that relocating a graphics card to non-traditional positions inside a PC case can lead to substantial improvements in cooling.
Using an RTX 3080 graphics card and a 360mm AIO liquid cooler as a baseline, various unconventional configurations were tested. These included moving the GPU to the bottom of the case or installing it vertically, alongside adjustments to the CPU cooler's fan direction. The goal was to optimize thermal dissipation without changing the hardware itself.
The tests revealed that certain extreme placements resulted in a reduction of the GPU's hotspot temperature by as much as 19°C. However, this came at the expense of increased CPU temperatures. A subsequent optimization focused on finding a balance, ultimately leading to a setup where the graphics card was mounted vertically, directly facing a side intake fan, while the CPU cooler maintained its standard exhaust configuration. This balanced approach reduced the GPU hotspot temperature by 14°C and also lowered the CPU temperature by 3.3°C.
IT Home noted that the GPU hotspot temperature is a critical metric for performance, and the 14°C drop achieved through layout changes alone is significant. The experimenter emphasized that these findings are based on a single test system and results may vary depending on the specific PC case and its airflow characteristics. The tests suggest that there is still room for users to explore and optimize component placement for better thermal management.