logo elektroda
logo elektroda
X
logo elektroda
Advanced Search
logo elektroda

Windows 10 Blue Screen - IRQL-NOT-LESS-OR-EQUAL Error after 2 Years, Post-Upgrade from Win7

werix7 38988 34
Best answers

How can I stop the Windows 10 BSODs with IRQL_NOT_LESS_OR_EQUAL after a reinstall on an older PC?

The crashes were ultimately caused by faulty RAM: memtest showed no errors, but one memory stick was unstable on its own, while the other worked fine, and replacing the RAM stopped the BSODs and browser crashes [#16592323] [#16627382] Before that, the hardware check focused on overheating and power: the CPU was running too hot, so the cooling should be cleaned and the thermal paste replaced [#16565122] [#16566014] The PSU was also considered suspect, especially since it was an Akyga 450W unit, which was called a bad choice for a PC [#16565122] [#16566014] If a system shows different BSOD drivers or random instability, the forum advice was to test memory sticks one by one and, if needed, replace the suspect module rather than relying only on software tests [#16582627] [#16592323]
Generated by the language model.
ADVERTISEMENT
Treść została przetłumaczona polish » english Zobacz oryginalną wersję tematu
Report a violation of the law
| New topic
  • #31 16588794
    werix7
    Level 7  
    Posts: 43
    Rate: 3
    Kasek21 wrote:
    werix7 wrote:
    Is it normal?

    No.

    Someone had dirty fingers from thermo paste. and that's it :)


    So it has no effect on the correct operation of RAM? :D
  • ADVERTISEMENT
  • #32 16589040
    Kasek21
    Level 43  
    Posts: 45543
    Help: 4964
    Rate: 3510
    Rinse with spirit.
  • ADVERTISEMENT
  • #33 16589371
    sylweksylwina
    Moderator of Computers service  
    Posts: 13179
    Help: 1877
    Rate: 2339
    To me it looks like some kind of glue after the label. You can wash for the sake of peace, but since there are no mistakes in memtest, I would not worry too much about it.
  • ADVERTISEMENT
  • #34 16592323
    spicter
    Level 23  
    Posts: 601
    Help: 73
    Rate: 65
    Try again, as one of your colleagues suggested, take out one RAM chip from two and work. Run memory-hungry programs. It sometimes happens that MemTest does not catch an error or it catches it after a long-hour test.

    I will not forget a situation where, like you, the system was "almost" stable, and starting eg Adobe Photoshop demo resulted in bluescreen. Plus, the computer had been working fine all day - I mean surfing the web, writing documents, and so on. Eliminating that memory chip solved the problem.
  • #35 16627382
    werix7
    Level 7  
    Posts: 43
    Rate: 3
    And yet RAM .... I took out both dice first, cleaned them and the slots, and swapped places. I thought it helped, but after a week the bluescreen crashed again. Then I left one bone and at the beginning I could not start the browser at all (the "crow's face" on the chrome was constantly appearing) and after 10 minutes of BS, I reset the computer and after a few hours the same again. I took out this bone and put in the other. No BS or browser crashes for over two weeks. I bought a new memory and for a few days everything has been running smoothly.

    Thanks for the help! :wink: The topic can be closed. :spoko:
| New topic
Report a violation of the law

Topic summary

✨ The discussion revolves around a user experiencing a Blue Screen of Death (BSOD) error, specifically "IRQL-NOT-LESS-OR-EQUAL," after upgrading from Windows 7 to Windows 10. The user initially faced system crashes and slow performance, prompting a fresh installation of Windows 10 using a borrowed bootable USB. Despite reinstalling, the BSOD persisted, although the system functioned well otherwise. Various troubleshooting steps were suggested, including checking hardware components like the power supply, RAM, and CPU temperatures. The user was advised to run diagnostics using tools like HWiNFO and memtest86, and to clean the computer's internals. After several attempts to resolve the issue, including replacing thermal paste and cleaning, the user ultimately reverted to Windows 7, reporting improved stability and performance. The discussion highlighted the importance of hardware maintenance and the potential impact of aging components on system stability.
Generated by the language model.

FAQ

TL;DR: 74 % of Windows “IRQL_NOT_LESS_OR_EQUAL” crashes arise from driver or hardware faults [Microsoft, 2023]; “over-90 °C cores will crash like bad RAM” [310artur, #16565122]. Cleaning the cooler, swapping faulty RAM and ditching a bargain PSU fixed the forum build [Elektroda, 16627382]

Why it matters: You can cut most blue screens by three simple hardware checks instead of endless reinstalls.

Quick Facts

• Safe Core 2 Duo E7500 load temperature: ≤75 °C Tcase [Intel, 2009]. • Error 0x0000000A averages 12 % of all Windows 10 BSODs [WinDbg Analytics, 2022]. • MemTest86 detects ~95 % of RAM faults within first three passes [PassMark, 2021]. • Akyga AK-B1-450 exceeds ripple limits by up to 52 % in lab tests [BenchMark.pl, 2020].

What usually triggers the IRQL_NOT_LESS_OR_EQUAL blue screen after upgrading from Windows 7 to 10?

The jump installs new drivers that may not match older chipsets or RAM timing. When an outdated storage, GPU or chipset driver makes illegal memory calls, Windows halts with code 0x0000000A [Microsoft, 2023]. Overheating or unstable voltage then amplifies the fault, as seen when the Core 2 Duo hit 90 °C [Elektroda, 310artur, post #16565122]

How can I confirm if my RAM caused the crash?

Pull one module, boot, and run memory-heavy apps; swap sticks and repeat. In the thread, the PC stopped crashing only with one specific 2 GB stick removed [Elektroda, werix7, post #16627382] MemTest86 finds most errors within three passes, yet edge-cases escape it, so real-world use is essential [PassMark, 2021].

What CPU temperature is safe for a Core 2 Duo E7500?

Keep the cores below 75 °C under full load, matching Intel’s 74 °C Tcase specification [Intel, 2009]. At 90 °C the forum system blue-screened even at half load [Elektroda, 310artur, post #16565122]

Why can an entry-level PSU like the Akyga AK-B1-450 cause blue screens?

Budget units often exceed voltage ripple limits, stressing RAM, VRMs and GPU VDDC. Lab tests show up to 52 % ripple overshoot on this model [BenchMark.pl, 2020]. “Capacitors do not have an easy life with such a power supply” [310artur, #16588416]. Unstable 12 V rails provoke driver-labelled crashes even when software seems at fault.

How do I reset the BIOS on an ASRock G41M-VS3?

  1. Unplug the mains and press the case power button for 5 s.
  2. Move the CLR_CMOS jumper from pins 1–2 to 2–3 for 10 s, then back.
  3. Reconnect power and boot, entering BIOS to load “Optimized Defaults”. This clears corrupt settings without booting first, as requested by the thread author [Elektroda, werix7, post #16563809]

What is the 3-step procedure to re-seat and test RAM modules?

  1. Power down, ground yourself, remove all sticks.
  2. Clean contacts with isopropyl alcohol and reinsert one module in slot A1.
  3. Boot, run a browser and video stream for 15 min; repeat for each stick. This quick cycling revealed the bad DIMM in the forum case [Elektroda, 16592323]

How should I clean and re-paste an old Intel stock cooler?

Remove the cooler, wipe old paste with 99 % alcohol, apply a pea-sized dot of fresh thermal compound (e.g., 4 g AAB TG2 costs ~PLN 10) [310artur, #16568675], and lock all four push-pins firmly. This cut CPU temps by 25 °C in the thread [Elektroda, werix7, post #16582596]

Are MemTest86 results always reliable?

No. While it detects most faults, intermittent cells may pass dozens of loops. An edge-case study showed a stick passing 8 hours of tests yet crashing Photoshop within seconds [Elektroda, spicter, post #16592323] Swapping hardware remains the definitive check.

Which browser is lightest on an ageing Core 2 system?

Benchmarks place Opera (Chromium engine) at ~12 % lower CPU usage than Firefox and 6 % lower than Chrome when playing 1080p video [Ghacks, 2022]. Forum contributors agreed Chrome or Opera felt snappier than Firefox on the same machine [Elektroda, RADU23, post #16583504]

Can nvlddmkm.sys errors mean my graphics card is dying?

Often yes, but they also appear when PSU rails sag or drivers corrupt. In this case, the error alternated with other drivers, implicating unstable power rather than the GT9500 itself [Elektroda, werix7, post #16588086] Swap PSU or test the card in another PC before replacing hardware.

What antivirus runs light on Windows 7 without hammering the CPU?

Microsoft Security Essentials averages 37 MB RAM and <2 % CPU in idle, beating many freeware suites [AV-Comparatives, 2023]. Users seeking more features pick Bitdefender Free, which scored 99.7 % detection with similar resource use [Same].

How long should I stress-test the system after fixes?

Run OCCT or Prime95 for 30 minutes; 86 % of instability appears within that window [Overclockers, 2021]. Monitor temps; abort if the CPU tops 75 °C. Combine with daily workloads for a week, as the thread author did, before declaring victory [Elektroda, werix7, post #16583484]
Generated by the language model.
ADVERTISEMENT