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Help With 3900XT Temps

Help With 3900XT Temps

K
kbolt
Member
238
06-24-2020, 10:38 AM
#1
Hi everyone, I own a 3900XT and a Corsair H150i RGB Pro XT 360MM cooler with three Corsair LL120 RGB fans. I'm trying to bring down the temperatures while keeping performance up. During gaming, temps stay in the high 60s to low 70s, and ambient temps sit between 22-28°C. Idle temps range from the mid 40s to mid 50s. I know these numbers are usually fine, but I want to lower them since my room gets very hot in summer. My RTX 3080 also adds heat, and even with light games, my CPU feels warm and the radiator gives off a lot of heat. I'm curious about undervolting options that won't hurt performance. I've heard some users with 3900Xs use a -500mV offset without losing speed, but my Cinebench scores drop with even a -250mV change. I'm also using PBO, which boosts clock speeds and hasn't affected cooling much. Any tips for reducing heat without sacrificing performance?
K
kbolt
06-24-2020, 10:38 AM #1

Hi everyone, I own a 3900XT and a Corsair H150i RGB Pro XT 360MM cooler with three Corsair LL120 RGB fans. I'm trying to bring down the temperatures while keeping performance up. During gaming, temps stay in the high 60s to low 70s, and ambient temps sit between 22-28°C. Idle temps range from the mid 40s to mid 50s. I know these numbers are usually fine, but I want to lower them since my room gets very hot in summer. My RTX 3080 also adds heat, and even with light games, my CPU feels warm and the radiator gives off a lot of heat. I'm curious about undervolting options that won't hurt performance. I've heard some users with 3900Xs use a -500mV offset without losing speed, but my Cinebench scores drop with even a -250mV change. I'm also using PBO, which boosts clock speeds and hasn't affected cooling much. Any tips for reducing heat without sacrificing performance?

I
Idg1000shatz
Member
215
07-14-2020, 01:42 PM
#2
I
Idg1000shatz
07-14-2020, 01:42 PM #2

V
VinylGuarder
Member
153
07-14-2020, 08:53 PM
#3
That’s a great point to think about. For the PC setup, you might want to consider a compact design like your O11 Dynamic. As for the CPU, it depends on your needs—high performance or efficiency matters more than portability.
V
VinylGuarder
07-14-2020, 08:53 PM #3

That’s a great point to think about. For the PC setup, you might want to consider a compact design like your O11 Dynamic. As for the CPU, it depends on your needs—high performance or efficiency matters more than portability.