managed to OC till 440FSB, vcore 1.280v
IBT passed
mobo : dfi lt x48 t2r
screenshot..
» Click to show Spoiler - click again to hide... «
Intel Q9xxx and Xeon 33x0 Family, Show the rest what Intel Quadies can do!
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Dec 26 2008, 05:40 PM
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#1
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197 posts Joined: Apr 2005 From: Shah Alam |
Q9400 user reporting in(am I the only one using Q9400 in here?
managed to OC till 440FSB, vcore 1.280v IBT passed mobo : dfi lt x48 t2r screenshot.. » Click to show Spoiler - click again to hide... « |
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Dec 26 2008, 05:55 PM
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#2
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197 posts Joined: Apr 2005 From: Shah Alam |
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Dec 26 2008, 07:51 PM
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#3
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197 posts Joined: Apr 2005 From: Shah Alam |
QUOTE(hengmy @ Dec 26 2008, 07:33 PM) here is my setting» Click to show Spoiler - click again to hide... « I get great help from clunk's forum, also the template i use were from his website BTW, i ran OCCT before and I failed lol I'll try up the vtt and gtl later |
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Dec 26 2008, 08:03 PM
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#4
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197 posts Joined: Apr 2005 From: Shah Alam |
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Dec 26 2008, 09:33 PM
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#5
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197 posts Joined: Apr 2005 From: Shah Alam |
wah.. cannot go to 450fsb , I think thats the limit, maybe my mobo
back to 440fsb setting with 1 notch up to vcore |
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Dec 26 2008, 09:50 PM
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#6
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197 posts Joined: Apr 2005 From: Shah Alam |
can go to 450fsb actually,but need alot of vcore, i rather keep vcore below 1.3 and vtt below 1.3 lol
btw, about GTL refs, which guide that you follow? or you got your own calculation? lol Clunk's GTL guide for LT-UT X48 were 67% of VTT http://www.clunk.org.uk/forums/hardware/32....html#post12436 And i calculated for GTL 1/2, GTL 0/3, NB GTL myself and i got this formula lol GTL 1/2 = (Real VTT * 67%) / 0.00724 GTL 0/3 = (Real VTT * 67%) / 0.0078 NB GTL = (Real VTT * 67%) / 0.0097 but you have to 'genapkan' those numbers to 3 digits lol dunno my calculation is right or not, pls advice thanks |
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Dec 27 2008, 03:16 AM
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#7
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197 posts Joined: Apr 2005 From: Shah Alam |
QUOTE(hengmy @ Dec 26 2008, 10:19 PM) i use 63% for the gtl ref, 67% is for 65nm i guess. its not that hard actually to calculatethe dfi bios setting use number instead of the 0.00xx like other mobo use, so even can calculate also hard to determine in the number? btw i tried clunk before but not allow me to get stable setting, but using 63% can get more stable setting lets say 1.35v vtt = 1.310v (real) so for GTL 1/2 (1.310 * 67%) / 0.00724 0.8777 / 0.00724 = 121.229xxxx genapkan = 120 dunno right or not hehe |
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Dec 27 2008, 03:20 PM
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#8
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QUOTE(hengmy @ Dec 27 2008, 11:51 AM) hmm, 0.877 is what thing ? nope, im using it without problem, 0.877 is 67% from real VTT (1.350 in bios, real vtt 1.310)btw, i have found the clunk graph is not real, they seen like provide wrong real vtt value. anantech provide correct real vtt value for dfi x48, however i have tried but still not work for quad Added on December 27, 2008, 11:51 am so the fsb limit on where for a quad on x38? http://www.clunk.org.uk/forums/hardware/32....html#post12436 btw, running 440fsb at 1.25vtt 1.28vcore Ibt passed, Prime 8 hours passed screenshot » Click to show Spoiler - click again to hide... « This post has been edited by huzai: Dec 27 2008, 03:25 PM |
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Dec 27 2008, 10:23 PM
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#9
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QUOTE(hengmy @ Dec 27 2008, 04:22 PM) nice result, i mean the table wont work well for 450 fsb.. thanks! oh for 450fsb maybe you're rightabout the 0.00724 in the formula there, this figure is?? and for anantech, they measured diff real vtt from clunk for your board, dunno if i see wrong 0.00724v = 1 for GTL 1/2 you got the link for anandtech? |
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Dec 30 2008, 04:16 AM
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#10
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197 posts Joined: Apr 2005 From: Shah Alam |
QUOTE(hengmy @ Dec 27 2008, 10:46 PM) here is the link thanks bro for the link, cannot boot to windows using anandtech gtl guide lol, its not suitable for me i thinkhttp://www.anandtech.com/showdoc.aspx?i=3294&p=14 i feel the real vtt measure here more accurate, as it show same as H/W in bios i think u use this real vtt to calculate might give u a surprise? haiya, is there any real calculation for this gtl setting for dfi board? |
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Dec 30 2008, 10:29 PM
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197 posts Joined: Apr 2005 From: Shah Alam |
QUOTE(reiben05 @ Dec 30 2008, 02:32 PM) my quads at 3.4ghz ... same proccessor and motherboard with huzai T.T" , 425fsbx8= 3.4ghz at 3.12v (shown in cpu-z and bios reading) trying to get to 3.6ghz but so far seems to crash after 2-3 minits of stress test D:, with the following voltage settings hello ! finally lol!set the ram at 1:1 ratio CPU Vidd: 1.4v CPU Vidd Special Limit: Enable CPU Vidd Special Limit Add: Auto NB Core : 1.55v SB Core/CPU PLL: 1.51v FSB VTT: 1.45v RAM VDIMM: 2v GTL Ref Voltage Control : disabled (systems seems too be unstable if i enable this) CPU GTL 1/2 Ref Volt : 113 (unchangeable since i disable voltage control) CPU GLT 0/3 Ref Volt : 100 (same here) North Bridge GTL Ref Volt : 100 (same here) good luck overclocking your Q9400 i only managed to get 3.52ghz with the proc stable T_T, hope you can do better! This post has been edited by huzai: Dec 30 2008, 10:39 PM |
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Dec 31 2008, 03:33 AM
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#12
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197 posts Joined: Apr 2005 From: Shah Alam |
im facing this kind of problem right now,
i've overclocked to 450fsb and adjusting everything back, but i do have the same preset for 440fsb which is stable, run prime,occt,ibt passed and then, when i reload the 440fsb preset back, all of those program crash,failed,windows reboot, not stable at all i wonder why.. damn it man! |
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Dec 31 2008, 05:16 PM
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#13
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197 posts Joined: Apr 2005 From: Shah Alam |
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Dec 31 2008, 07:23 PM
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#14
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197 posts Joined: Apr 2005 From: Shah Alam |
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Dec 31 2008, 07:43 PM
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Jan 1 2009, 04:36 PM
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#16
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Im really confused right now, passed Prime95 for 8 hours, but cannot pass IBT
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Jan 1 2009, 10:33 PM
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#17
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