Overclocking the 4770K is not possible due to a BIOS boot error during startup.
Overclocking the 4770K is not possible due to a BIOS boot error during startup.
Hello everyone,
I've been attempting to push my 4770K overclock for several months, facing repeated failures. Even though it's a Hackintosh, the problem seems rooted in the BIOS settings and doesn't appear to be related to the hardware itself.
I've experimented with various configurations—ranging from 4.2GHz up to 3.7GHz with different Vcore values (1.25v, 1.1v) and clock speeds—but nothing has worked consistently. The system runs smoothly at 3.5GHz, but when I completely shut it down and restart it with the overclock settings intact, the machine powers on briefly, then immediately shuts off for about three seconds before restarting again. This triggers the Gigabyte warning that it's experiencing a boot failure.
This behavior happens even when I adjust XMP profiles or change RAM clock speeds/voltages, without altering any stock CPU parameters. My initial assumption was that the issue might stem from the CPU's input voltage, possibly due to the abrupt power cycle during boot. However, the error persists despite these adjustments.
Could it be that my processor is fundamentally unsuitable for this kind of stress? Any insights or suggestions would be greatly appreciated.
Thanks a lot.
I recently overclocked my 4790K and all I had to do was adjust the voltage and multiplier to reach 4.8. However, I own an H105, so maintaining stability wasn’t a major concern regarding temperatures. I’ve reviewed many articles and reviews about the 4770K and concluded that its TIM, occasional overclocking ability, and requirement for extremely high voltages and cooling to improve performance make the chip quite challenging to manage. Be sure to turn off any adaptive voltage settings and avoid using Prime 95 versions older than 26.6 for a stress test if you’ve reached that point. You’re correct to think that being a hackintosh shouldn’t affect stability, since the BIOS is really what matters...
I recently adjusted my 4790K by modifying the voltage and multiplier to achieve 4.8. However, I own an H105, which made stability less of a concern regarding temperature. I’ve reviewed numerous articles and reviews about the 4770K, concluding that its TIM, irregular overclocking ability, and requirement for extremely high voltages and cooling to improve performance make it quite challenging to manage. Be sure to turn off any adaptive voltage settings and avoid using Prime 95 versions older than 26.6 for a stress test if you’ve reached that point. You’re correct to think that as a hackintosh, stability shouldn’t be affected by the BIOS, since the BIOS is primarily responsible for successful overclocking. If your system reacts negatively when only XMP is enabled, it could indicate problems with your RAM or how you’re handling the overclock. If you change the CPU multiplier frequency, you’re also influencing RAM speed, which typically needs further fine-tuning of timings and voltages. Any changes in CPU frequency impacting RAM speed are well-known issues on Haswell platforms.