1055t overclock help, not able to disable cool n quiet

jchu14

Senior member
Jul 5, 2001
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I have a 1055t on M4A77D (AMD 770/710 chipset) and I'm having trouble disabling cool n quiet.

in bios:
'CPB' (core performance boost) to 'Disable'
'Cool and Quiet' to 'Disable'

in windows
power management to 'high performance'

Core boost does seem to be disabled correctly. My 1 thread performance in LinX was decreased. But CnQ seems to be still working. Core still drops to 800mhz and 1.2volt in idle.

Any ideas?
 

richierich1212

Platinum Member
Jul 5, 2002
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BIOS issues. Biostar seems to have figured out how to disable Cool 'N Quiet, but not Gigabyte. Hopefully all of the manufacturers get these bugs worked out.
 

jchu14

Senior member
Jul 5, 2001
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well on a positive note, it does seem like this chip can be undervolted really nicely.

I tried to see if CnQ still drops the voltage if I manually set the Vcore. So I set it to 1.12v (min for my board) at stock 2.8GHz and it runs LinX no problem. The CnQ still kicks in at idling which makes it 0.9v.
 

jchu14

Senior member
Jul 5, 2001
613
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BIOS issues. Biostar seems to have figured out how to disable Cool 'N Quiet, but not Gigabyte. Hopefully all of the manufacturers get these bugs worked out.

Hm. This is an Asus board =/. So your overclock is with CnQ enabled RichieRich?
 

d3facto

Junior Member
May 5, 2010
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How are you able to OC the 1055T on the asus M4A77D ? If the Multiplier is Locked ? :\
 

jchu14

Senior member
Jul 5, 2001
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How are you able to OC the 1055T on the asus M4A77D ? If the Multiplier is Locked ? :\

You do it by upping the 'CPU/HT Reference Clock (MHz)'. Your core clock is the HT reference clock * Cpu frequency multiplier. The multiplier is locked for the 1055t, so you're limited to upping the HT reference clock to overclock.
 

d3facto

Junior Member
May 5, 2010
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You do it by upping the 'CPU/HT Reference Clock (MHz)'. Your core clock is the HT reference clock * Cpu frequency multiplier. The multiplier is locked for the 1055t, so you're limited to upping the HT reference clock to overclock.

:hmm: Thanks, and how far could you get yours ?
 

jchu14

Senior member
Jul 5, 2001
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currently, I have mine set at 240 with turbo-boost on, so it's 3.36 ghz without boost and 3.96GHz without boost.

I've had it up to about 260 with mutiplyer of 14. Any more overclock after that required a lot more voltage on the cpu core. I think I am hitting my processor limit. I plan dropping the multiplyer some, and see how far I can push the HT-NB speed.

I've done one try of 300HTref Clock with a lower multiplyer (total 3Ghz), but it wouldn't pass LinX. I'd probably need to boost the Northbridge volt some.
 

jihe

Senior member
Nov 6, 2009
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I have a 1055t on M4A77D (AMD 770/710 chipset) and I'm having trouble disabling cool n quiet.

in bios:
'CPB' (core performance boost) to 'Disable'
'Cool and Quiet' to 'Disable'

in windows
power management to 'high performance'

Core boost does seem to be disabled correctly. My 1 thread performance in LinX was decreased. But CnQ seems to be still working. Core still drops to 800mhz and 1.2volt in idle.

Any ideas?

Iguess running F@H will turn off CnQ :)
 

j03h4gLund

Senior member
Nov 8, 2010
354
3
81
last post was nearly 8 months ago in May... did you even look Mr denis280? There's probably been a bios update in that time. Thanks for ressurecting a dead thread though.