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Did I kill my cpu?

master6

Limp Gawd
Joined
Mar 2, 2008
Messages
319
So I have a q6600 I've been playing with in my system. Was running a mild overclock on air. 3.0ghz, 333x9, 1.28 vcore, memory at 966mhz I believe. Was stable but my temps were high. I was playing around with overclocks around the 3.2-3.3ghz range to no avail during this time as well. Threw on a arctic cooling freezer 7 pro rev 2, dropped my temps by about 10c. Reset my cmos and overclock settings back to the previous 3.0ghz, and temps are fine now (idle 38-42c, load in prime95 54-60c). Now im getting this weird stuttering in games, and audio stuttering in VLC (but not wmp, k-lite codec pack installed).

Let me explain the stuttering a bit more in depth. It is not lag. My FPS are probably upwards of 50-60. In overwatch for example, the game runs smooth, menus are fine, but when I move, or another character moves (mainly my character) there is a jumpiness to it. Sometimes I will briefly run in place. It almost seems that my movement is backtracking slightly.

In League of Legends, spells and abilities are hit and miss when they activate, there is a keypress lag for abilities and spells. And again, movement is jumpy. If I give a movement command to my character off screen, when they enter the screen, they will either freeze and run in place for a second then jump to where they should be, or will enter the screen and just jump to where they should be right away. There is also a backtracking here as well, a bit more pronounced however. Jumpiness is not as bad if I keep my character within the screen bounds and keep scrolling to a minimum.

Everything was working fine until I was playing with my overclock and installed a new hsf. I dont know the exact point at which this happened. Any thoughts? Did I kill my processor playing with overclocks? Should note that at one point, for a very brief moment during a load test at 3.2ghz on old cooler, one core hit 72c, immediately stopped test and let stabilize.

Build is as follows:

Abit IP-35-E
Q6600
AC Fzr 7 Pro Rev. 2
OCZ Reaper DDR2-800 2x2gb
GTX480
PCP&C 610w PSU

Any help would be appreciated!
 
I did way worse than 72C to my old X3220 (basically a Q6600) so I seriously doubt that killed it.

Sounds more like you messed up Windows by booting with the unstable OC.

Also, it's more likely the board was damaged than the chip, if there was any OC-related damage in the first place. The electrolytic caps on that old Abit board have surely seen better days. It may not be handling voltage regulation as well as I used to.

All speculation, though. Do you have any spare parts to troubleshoot with, or another drive you can do a clean Windows install on to rule that out?


First thing I'd do is drop back to stock speed on the CPU and RAM, and see if it's still acting weird.
 
You mentioned resetting your CMOS. Are you sure that *all* BIOS settings - not just CPU parameters - were correctly configured afterwards?

Both games you have mentioned are online games. What you are describing sounds like network-related issues rather than a problem with the CPU. As for audio stuttering, I would guess that it could possibly be software corruption caused by an unstable overclock - but again, the fact that WMP works fine suggests to me that the actual underlying hardware is capable of working correctly. A CPU will either work correctly or won't - and in the case of a cooked processor, you'd expect hard lockups and BSODs, assuming it boots up at all.

By the sounds of things, your CPU is fine. 72 degrees should not at all be a problem for a C2Q, and is no cause for concern. Assuming your internet is fine (no routing issues, no flatmates torrenting, etc.), I believe the only other things you could try would be double-checking your other BIOS settings, and perhaps a clean installation of Windows to see if the audio stuttering goes away.
 
You mentioned resetting your CMOS. Are you sure that *all* BIOS settings - not just CPU parameters - were correctly configured afterwards?

Both games you have mentioned are online games. What you are describing sounds like network-related issues rather than a problem with the CPU. As for audio stuttering, I would guess that it could possibly be software corruption caused by an unstable overclock - but again, the fact that WMP works fine suggests to me that the actual underlying hardware is capable of working correctly. A CPU will either work correctly or won't - and in the case of a cooked processor, you'd expect hard lockups and BSODs, assuming it boots up at all.

By the sounds of things, your CPU is fine. 72 degrees should not at all be a problem for a C2Q, and is no cause for concern. Assuming your internet is fine (no routing issues, no flatmates torrenting, etc.), I believe the only other things you could try would be double-checking your other BIOS settings, and perhaps a clean installation of Windows to see if the audio stuttering goes away.

As far as I know, all settings were the same. Ive reset the cmos multiple times with the same method with no problems. Is there any setting in particular I should be looking for?

I wouldnt think its network related. Im on a hardwired 60mbps connection, and I live alone. I mean, I dont want to rule it out of course, but I already considered this initially. I closed any program that uses internet except for the game and windows, nothing else in my apartment was on. No change. Only thing I haven't tried is hard-wiring straight to the modem.

Ill have to check my Bios settings for sure. Anything specific I should be looking for? Win10 install is fairly recent. Maybe 2 months, problems only started maybe 2 weeks ago. It was a clean install.

One more thing in case this is an unstable overclock. So I pretty commonly see people get up to 3.0ghz on a q6600 at stock voltage, and as high as 3.2 with only a small bump in vcore. Should I be worrying about VTT at all? Ill also try just running at stock settings (2.4ghz) to see if the stutter is still there.

As always, any other input is still appreciated!

-m6
 
I did way worse than 72C to my old X3220 (basically a Q6600) so I seriously doubt that killed it.

Sounds more like you messed up Windows by booting with the unstable OC.

Also, it's more likely the board was damaged than the chip, if there was any OC-related damage in the first place. The electrolytic caps on that old Abit board have surely seen better days. It may not be handling voltage regulation as well as I used to.

All speculation, though. Do you have any spare parts to troubleshoot with, or another drive you can do a clean Windows install on to rule that out?


First thing I'd do is drop back to stock speed on the CPU and RAM, and see if it's still acting weird.

Ah that would make sense. Man, I dont want to reinstall again XD. I think i may have a Q8200 sitting around. Maybe I sold it. I know I have an old school E6750 though aha.
 
Well, turns out I solved my own problem. It was a bad overclock. I hadn't even considered pushing past 3.0ghz until I figured out what was going on, but said what the heck and tried it anyways. 3.195ghz, 355x9, 1.30vcore, 1.23 VTT. Memory overclocked to 1066mhz. Audio stutter in VLC went away, stutter in games is now gone. Woohoo! Max load temps are only around 55-60c. Might try and push to 3.4 or so, is that doable with a C2Q on air and with my setup?
 
More than likely, though as with any OC it's all a silicon lottery. You may have a really good chip, you may hit a wall. No harm trying.
 
I used to run 3.5Ghz q6600 on air with a TRUE on a pretty bad chip (compared to what some other people had), so 3.4 should be doable if your heatsink is good enough.
 
Max for q660 is about 3.6.
I have a Q9650 @ 4425 was at 4.6 but switched to new mobo.
 
I used to run 3.5Ghz q6600 on air with a TRUE on a pretty bad chip (compared to what some other people had), so 3.4 should be doable if your heatsink is good enough.

Do you remember what your temps were like? Also, mine is a G0 revision, which if I remember right was one of the more easily overclockable ones? Correct me if im wrong.
 
Don't remember temperatures, they were pretty high (high seventies? C°) running p95, but my voltage was quite high, as it had a higher Vid out of the box and b1 or b2 stepping or whatever it was (the one that was worse for oc). It was running at 3.5GHz as a daily overclock and had acceptable temps during gaming. P95 usually puts unrealistic amounts of stress.
 
I've heard of P95 actually causing damage to CPUs when normal heavy load applications wouldn't but I don't know if there is any hard proof of this.
 
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