I'm running bios 803 with 9x447 on my E8400
Stable 24/7 with vista x64
Here are my bios settings:
JumperFree Configuration Settings
AI Overclock tuner: MANUAL
CPU Ratio Setting: AUTO (now but you can set it manually too)
FSB Strap to North Bridge: AUTO
FSB Frequency: 447
PCI-E Frequency: 101
DRAM Frequency: 1073
DRAM Timing Control: 5-5-5-15
DRAM Static Read Control: auto
DRAM Read Training: AUTO
MEM. OC Charger: enabled
AI Clock Twister: moderate
AI Transaction Booster: MANUAL
Common Performance Level 8
CPU Voltage: 1.2625
CPU GTL Voltage Reference (0/2): 0.630 (manually set to default)
CPU GTL Voltage Reference (1/3): 0.670 (manually set to default)
CPU PLL Voltage: 1.50 (manually set to default if I remember correctly)
FSB Termination Voltage: 1.1 (manually set to default for 45nm processor)
DRAM Voltage: 2.2 (my dram can take 2.3 )
NB Voltage: 1.20
NB GTL Reference: 0.63x (manually to default)
SBridge Voltage: 1.1 (manually set to default)
PCIE SATA Voltage: 1.5 (manually set to default)
Load Line Calibration: AUTO
CPU Spread Spectrum: Disabled
PCIE Spread Spectrum: Disabled
CPU Clock Skew : normal
NB Clock Skew : normal
Advance CPU Settings
CPU Ratio Setting: auto
C1E Suppport: Enabled ( was disabled when I tried OC settings but works stable with it too)
Max CPUID Value Limit: Disabled
Intel® Virtualization Tech: Disabled
CPU TM Function: Disabled
Execute Disable Bit: Disabled
speedstep: enabled
c-state disabled
EDIT: Upped all "default" voltages. Thanks for the info




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