Rob94hawk Posted December 17, 2004 Share Posted December 17, 2004 I can't get Prime95 to last more than 2 1/2 hours with the Gigabyte K8NSNXP-939 and Corsair XMS 3200XLPro so, How does the 1GB XMS 4400 low latency fare with this mobo? I've tried a few ram settings and nothing keeps Prime running all night. I'm running memtest86 and I'll let it run all night but so far my current ram looks good. So I'm looking at 2 options, 1. Try the new low latency XMS PC4400 or 2. Junk this mobo for an nforce4/SLI Experience? Opinions? Thanx, Rob Link to comment Share on other sites More sharing options...
Corsair Employees RAM GUY Posted December 17, 2004 Corsair Employees Share Posted December 17, 2004 By the way Rob94hawk, I know you posted somewhere else in this forum, but what is the problem you see and what slots do you have the modules in and what do you have the bios set to for memory and CPU? With this MB I would suggest you set the Rass to Cass to "3" so I would set these timings and then set the Dim Voltage to +.2 Volts: CAS Latency CL=2.0 Row Cycle Time tRC Bios Default Row Refresh Cyc Time tRFC Bios Default Ras# to CAS# delay tRCD 3 Row to Row delay Bios Default Min Ras# Active Time tRAS 5 Row Precharge Time tRP 2 Write Recovery Time Bios Default Write to Read delay Bios Default Read to Write Delay Bios Default Refresh Period tREF Bios Default Enable 2T Timing Disabled Then test the system with http://www.memtest.org and make sure it's stable! If you have problems, I would set Enable 2T Timings to AUTO and test it again! Link to comment Share on other sites More sharing options...
Rob94hawk Posted December 17, 2004 Author Share Posted December 17, 2004 Problem: Prime95 only lasts ~2hrs 30min. This was just done. (using P95v238) Ran memtest at BIOS defaults 2.4.2.5-2T(auto), Dim voltage +0.2volts, Zero errors after 12hours. Did this last night. Don't know where to go from here. Link to comment Share on other sites More sharing options...
Wired Posted December 17, 2004 Share Posted December 17, 2004 FYI I've combined the relevant posts to the issue in this one thread to make it easier on all parties. Link to comment Share on other sites More sharing options...
Corsair Employees RAM GUY Posted December 17, 2004 Corsair Employees Share Posted December 17, 2004 Let's try replacing the modules, but if you still have the same problem, I would try and maybe swap the CPU. Please follow the link in my signature “I think I have a bad part!” and we will be happy to replace them or it! Link to comment Share on other sites More sharing options...
Rob94hawk Posted December 20, 2004 Author Share Posted December 20, 2004 Update: I finally got Prime95 to run for 8 1/2 hours with the 3200XLPRO @ 2.4.2.5-1T, VDimm +.2!! As for any overclocking, this memory does not like it at all! I tried to increase the HTT to 240, Multiplier 10, HT 3x, 2.5,3,3,7 and 2.5,4,4,8 and got a checksum error. I guess I'm going to need that PC4400 eventually. Link to comment Share on other sites More sharing options...
Corsair Employees RAM GUY Posted December 20, 2004 Corsair Employees Share Posted December 20, 2004 These modules will do 250 MHz at Cass 3-3-3-8 with out problems from what I have seen, I would suspect maybe the MB and or CPU are holding you back. Link to comment Share on other sites More sharing options...
Rob94hawk Posted December 28, 2004 Author Share Posted December 28, 2004 These modules will do 250 MHz at Cass 3-3-3-8 with out problems from what I have seen, I would suspect maybe the MB and or CPU are holding you back. Update: I'm able to do 245 Mhz/2.5-3-3-10-2T but not on a cold boot. So far the best I can get on a cold boot is 225 Mhz. Finally figured out what the mobo/cpu likes and it is a good thing! Although the pc wont post on 250 Mhz/2.5-4-4-10-2T. I'll have to try your settings above. Link to comment Share on other sites More sharing options...
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