Juno Posted November 3, 2006 Share Posted November 3, 2006 Hi all, Fortunately i know, why my System Stutters Unfortunately i don't know how to modify my BIOS exactly. My Specs: AMD X2 4800+ ASUS A8N32 SLI-Deluxe Current Multiplier : 12x Current FSB : 200 Mhz I don't changed something yet, because i don't want to burn out my Cpu I hope someone can help me, how i have to change the setting. P.S. Where do i have to change Multiplier in BIOS, i couldn't because it was locked and i didn't found where to open. Thanks for now Greetings Juno Link to comment https://www.insanelymac.com/forum/topic/32009-x2-dual-core-stutter-problem-help/ Share on other sites More sharing options...
mspr Posted November 3, 2006 Share Posted November 3, 2006 Hello, I have an X2 3800 AMD You can set in Bios: CPU multiplier 9X or 9.5X You can try with 10X but I suppose that it doesn't work fine... Increase FSB from 200 to 220 - 230 Now you have CPU multi = 12X , FSB = 200 ----> 12X * 200 = 2400 MHz By setting CPU multi to 9.5X and FSB to 220 ----> 9.5X * 230 = 2200 MHz To obtain the same frequence you have to set the FSB to 250 but your system should hang on boot I modified also RAM ratio from 2:2 to 2:1.83 (differently my system hangs) If you increase the FSB to 230 - 250 I suppose that you have to reduce your RAM ratio Link to comment https://www.insanelymac.com/forum/topic/32009-x2-dual-core-stutter-problem-help/#findComment-224188 Share on other sites More sharing options...
wondergod Posted November 3, 2006 Share Posted November 3, 2006 when booting osx86 hit f8 and type this in platform=X86PC cpus=1 idlehalt=0 also did you install the sse3 kernel or the sse2 one? Link to comment https://www.insanelymac.com/forum/topic/32009-x2-dual-core-stutter-problem-help/#findComment-224376 Share on other sites More sharing options...
mspr Posted November 3, 2006 Share Posted November 3, 2006 when booting osx86 hit f8 and type this in platform=X86PC cpus=1 idlehalt=0 also did you install the sse3 kernel or the sse2 one? Hi, if you use "platform=X86PC cpus=1 idlehalt=0" you disable one core of the CPU Of course it works but only with one core... and he has a DualCore CPU If you change FSB and multiCPU in Bios you can use both cores Link to comment https://www.insanelymac.com/forum/topic/32009-x2-dual-core-stutter-problem-help/#findComment-224446 Share on other sites More sharing options...
iMäcen Posted November 3, 2006 Share Posted November 3, 2006 Go higher than 220. I still had stutter when running at 9x220. Now I run it stable at 9x240 (3800+). Link to comment https://www.insanelymac.com/forum/topic/32009-x2-dual-core-stutter-problem-help/#findComment-224464 Share on other sites More sharing options...
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