Major stability issues with high end build?
Major stability issues with high end build?
Hello everyone. My high-end system has been with me for nearly a year now. From the moment it was assembled, it has faced several problems, including booting difficulties, freezing frames or stuttering, and game crashes. I’ll present my specifications below, followed by a more in-depth analysis of the challenges and the steps I’ve taken to resolve them.
During post, (power on self test), if the cpu identifies any voltage or communication issues with key parts, it will restart automatically. This isn't a standard power cycle but assumes a driver problem or conflict. It tends to reboot twice more than usual since the default attempts are three. It only returns to an earlier bios version if it can't cleanly restart.
It could also be a CMOS setting issue, but significant differences suggest a possible cpu or board malfunction affecting voltage readings.
Recent troubleshooting steps have brought some results. Memtest executed without errors, and Prime95 tests also passed. The system is now active only intermittently. I noticed inconsistencies between the BIOS display and monitoring tools such as Cpuid or Asus armory crate. As mentioned earlier, the BIOS sets RAM voltage to 1.9 with a frequency of 4000mhz. CPUID and Memtest indicate the RAM is working between 4000-4800, while the voltages reported by CPUID are 1.35v. I’m beginning to think the problem might lie with the motherboard.
What ram? Exactly.
I haven't seen an intel system 'power cycle' before; I've only seen a few that fail after use. So I'll try it again twice with the same settings—three attempts are the default—and then go back to any previous bios that worked. If none did, I'll revert to the standard settings.
1.9v on anything other than PLL is problematic. VDD and VDDQ should stay under 1.6v at all times, preferably closer to 1.35v to 1.45v at most.
CORSAIR Vengeance 32GB (2 x 16GB) 288-Pin PC RAM DDR5 6000 (PC5 48000) Desktop Memory Model CMK32GX5M2D6000C36. This model undergoes a full power cycle and maintains its BIOS configurations even after failure. Monitoring tools indicate the RAM isn't receiving the expected 1.9v, but instead shows 1.35v. When the BIOS attempts to optimize overclocking, it adjusts voltage to 1.90v and occasionally tries to exceed 2v.
During post, (power on self test), if the cpu identifies any voltage or communication issues with key parts, it will restart automatically. This isn't a standard power cycle but assumes a driver problem or conflict. It tends to reboot twice more than usual since the default attempts are three. It only returns to an earlier bios version if it can't cleanly restart again.
It could also be a CMOS setting rather than a bios issue, but significant differences suggest a possible cpu or board malfunction affecting voltage readings.
I started an old machine (2600X + 3,000MHz RAM) yesterday using what I think was MemTest86 (not MemTest86+) and it took almost five minutes before the test began. Once it finished, everything worked properly. I tried the other version that didn’t start up.
When I installed Armoury Crate on a 7950X in December 2022, I experienced instability issues, though I don’t remember exactly until I reviewed my notes. I’m not currently using Armoury Crate.
I’ve grown used to longer memory training times on my 3800X DDR4 and 7950X DDR5 systems after making BIOS changes; usually, booting becomes quicker afterward.
Your issues seem memory-related. Does your specific RAM appear in the motherboard QVL? I’m not overly concerned about sticking to the list, but it could be safer to avoid RAMs not on the list.
DDR5 prices are falling, so switching to a different memory kit might be worthwhile. If you have a supplier who understands, they may be able to return your order if the new RAM doesn’t improve performance.
The video editing software I use hasn’t seen much benefit from faster memory, so I saved money and bought a 2x32GB (64GB) 4800MHz kit last year. If you’re not too concerned about 6,000MHz XMP speeds, slower RAM might be a better choice for stability.
Ram consists of chips affixed to a PCB. Only a handful of genuine OEM RAMs exist, such as Samsung, Micron, Nanya, SkHynix, etc. These manufacturers produce the chips for various brands. Therefore, when you encounter a Corsair LPX 3200, it uses the same SkHynix chips found in many other models like Gskill 3200, Patriot, and Kingston, along with others.
QVL refers to a qualified vendor list, which is often misunderstood. It indicates that the motherboard vendor used a kit and it performed, implying the board functioned according to the RAM specifications. This qualification applies to the motherboard, not the RAM itself.
Whether a specific kit works on a particular motherboard is uncertain, as each kit originates from a different silicon batch. Just because a similar kit was tested on a prototype doesn't ensure it will work with your actual board.
It's similar to saying Dodge claims my Challenger accelerates in 5.3 seconds, but I personally achieved 6.0 seconds due to differences in road conditions, temperature, fuel, oil, weather, elevation, driving habits, and vehicle specifics.
The issue might lie in the secondary and tertiary timings not being compatible with the CPU. Adjusting these settings could potentially improve performance, though results may vary.
Using Typhoon Burner to analyze the RAM can reveal the OEM, revision, or die information. Then, searching for OC videos specific to that RAM can help identify which changes are beneficial. However, don't immediately copy video suggestions—customize them gradually.
If you find a suitable setting, save your BIOS as a profile, capture a screenshot, and keep those numbers safe. You might need to reapply them the next day. There are around 50 values for secondary and tertiary timings, so relying on memory isn't advisable.