A new high-performance Intel 10900k processor available now
A new high-performance Intel 10900k processor available now
I experienced overheating issues with my CPU under heavy load. After trying various fixes like T-paste adjustments and even returning the chip for repair, I resettled BIOS settings to disable certain features and stabilize performance. Now I’m eager to push this processor further. My current build includes an Intel Core i9 10900kf, Gigabyte z490 Aorus Pro with DDR4-3200 and a Corsair H100i cooler. I’ve saved my CPU-Z report as PEREZ-PC.txt and updated BIOS to turn off Turbo Boost and speed shift except MCE. Temperatures stayed around 3.7GHz, which is manageable. During gaming, I reached 75-78°C, which was acceptable. Looking ahead, I’d like to boost performance even more—even up to 4.7GHz would be ideal. Could you recommend suitable core voltages or offsets for Intel XTU? Should I set ICCMax higher than 255.75A? Is it safe to leave Turbo Boost power unlimited? Any guidance would be helpful.
It seems your motherboard has a 240mm AIO and might be reaching its limits due to the CPU. Clearing the CMOS, starting fresh, and adjusting voltages could help. Most manufacturers offer much higher voltages via auto OC settings, which often causes this problem. Also, what fan speed or curve are you using?
It looks like your situation doesn’t match any larger components. After fixing the CMOS and adjusting BIOS settings, no bootable device was found. I remember seeing a video about Intel’s over-voltage problems on Gamer Jesus—those were real issues they faced. I’ve dealt with similar situations before; I disabled BIOS tweaks and stuck with a 3.7GHz clock. My fan curve is tight, so anything above 80°C hits the full speed.
I'm used to Australia's weather. Room temperatures around 25-30°C. A 360mm AIO setup with an AllCore OC 5GHz 10C20T. I don't enable dynamic boosts, MCE, or any of those things—I don’t mind them. I also keep MCE disabled along with most power-saving options, though it’s safer to use the Speedstep idle declocking features compared to before.
When talking about voltage, I include Vdroop—also known as +Loadline calibration. I mean load voltage, not idle voltages. You might want to explore LLC techniques.
This isn’t a guide, though. My 10900k supports 5GHz AllCore with a ringbus at 4.6GHz and 1.285V. It could go lower, but I had a little extra overhead left because I was tired or bored during my voltage testing.
At 5GHz Cinebench running at 90°C and games at 40-70°C, 5.1 AllCore with 4.7GHz ringbus and 1.315V works. AVX instructions like in Cinememe or Adobe/AVX decompression can hit high 90s. At 5.2GHz allcore is way beyond the voltage limits and would need a lot more power—definitely not worth it.
For me, stock settings with Dynamic Turbo Default used around 35V on Auto, but dynamic voltages change with frequency. AllCore has stayed at 5GHz for two years without any problems.
However, your chip isn’t the same as mine. You can’t just use other people’s voltages. Try a baseline of 4.8GHz at 1.25V–1.275V and test carefully. Adjust the multiplier if needed. Don’t rely on Cinebench for stability checks—it might handle high loads but isn’t as reliable as other tools.
OCCT can run CPU tests for an hour, which is better than some apps like Cinememe that could crash or become unstable in other programs. When you hit the limit after a short test, extend your sessions longer to confirm.
Good luck! Also, resetting to stock should bring you back to around 4.9GHz allcore with a stable voltage and a 56-second turbo-declock timer to prevent overheating and high power draw. Motherboards or Intel boards usually push more than needed, though some can handle it. Be aware that certain boards might override these settings.
Consider undervolting—negative offset voltages are worth exploring. This is just a suggestion, not a requirement.
I own a similar setup with ten cores at 10850K. For reference, I configured all cores to 4.9 GHz—the standard speed for a 10900K. My cooling solution is a 120 mm Corsair H100i RGB Pro XT, identical to what you mentioned. In Cinebench, my CPU is drawing around 181W and reaching approximately 65°C. With default settings, some Gigabyte Z490 boards tend to raise the CPU voltage excessively. Using HWiNFO to check your Vcore voltage against a screenshot could reveal issues. Lowering the voltage might help, but I suspect the cooling system is the real issue. Are the cooler and CPU tightly connected? Have you verified the mounting hardware? Is the cooler receiving the correct voltage? If the pump connects through a fan header on the motherboard, it may be getting less power. The pump would then operate at only a fraction of its intended capacity. Running a 10900K hot is not typical. Proper voltage and cooling should make it manageable compared to Intel’s 12th Gen and later models. I recommend a Vcore of 255.75 for IccMax. If you want to cap power at 120W to prevent overheating, your cooling setup likely needs adjustment. A H110i should handle at least 250 watts without overheating. What kind of thermal paste are you using? How much do you apply, and is it sufficient? A thin layer usually works best.
You're asking for feedback on your setup. It seems you've double-checked the cooler placement and connections, applied multiple paste methods, and confirmed the pump is connected correctly. Keep up the good work! If issues persist, consider consulting a specialist or reviewing advanced cooling techniques.
Verify your voltage using HWiNFO. The reading from the cooler isn't the real value. It could be an internal issue with the cooler. Think about switching to a better air cooler—they work more dependably than AIO units. Another chance is the CPU itself might be faulty. The heat spreader on top of the cores may not be securely fastened. The 10900K is soldered, making this scenario less likely but still possible.
I resolved the issue completely! I addressed the cooler's fault as discussed, though I repeated the T-paste several times. The bracket showed some movement because I left the old one on at MicroCenter. I replaced it with Corsair and remembered to install the correct bolts. I used plastic washers between the board and the bracket, which helped secure everything. After this adjustment, the cooler held properly and performed well at 100°C. Thanks a lot!