Gaming PC

Core i9-13900K and RTX 4090 Run at Sub-Zero Temps Outside

foolA Chinese PC hardware enthusiast and content creator wants to run his latest gaming PC powered by Intel’s Core i9-13900K processor and Asus’ GeForce RTX 4090 ROG Strix graphics card in sub-zero temperatures outside Mohe City. reported trying to use it overnight on WCCF TechSurprisingly, the hardware not only worked fine for a while, but it actually held up to experimentation.

Modern high-end processors and graphics cards for desktops dissipate a lot of heat, so the use of advanced liquid coolers is recommended for the CPU, but the graphics board has a rather huge 3-wide triple-fan air cooling system. is included. But if you can be sure the hardware won’t short out when the outdoor temperature is between -30 and -53 degrees Celsius (-22 and -63.4 degrees Fahrenheit), then such a sophisticated cooler is clearly needed. is not.

(Image credit: Baka/Bilibili)

At first, Baka put the PC outside and removed the side panels. But at -30°C and -40°C, the liquid inside the closed-loop 360mm liquid CPU cooler froze and the device simply stopped working. To cool the processor, she had to install her Noctua’s NH-P1 passive her heatsink and build a huge air her compressor out of dozens of high pressure server her fans.

(Image credit: Baka/Bilibili)

But it worked. CPU temperatures dropped from 10°C to 15°C, and the 24-core Raptor Lake processor (the best gaming CPU you can get these days) has enough thermal headroom to hit 6.18 GHz. Nvidia’s GeForce RTX 4090 (the best graphics card available today) had temperatures as low as -40°C at idle and never exceeded 30°C under heavy load. The machine survived several nights in sub-zero temperatures, but it’s unclear how significantly the hardware degraded when operating in such a mode. I am interested in

(Image credit: Baka/Bilibili)

Baka used the system to play some Minesweeper, but didn’t try to overclock the CPU and GPU. This is probably because it was pointless to compete with extreme overclockers using liquid nitrogen (-90C).

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