Her's what I use, nothing special Hope it helps

Extreme Tweaker
Ai Overclock Tuner : Manual
OC From CPU Level Up : AUTO
CPU Ratio Control : Manual
- Ratio CMOS Setting : 9
FSB Frequency : 450
CPU Clock Skew : Normal
North Bridge Clock Skew : Normal
FSB Strap to North Bridge : 333
DRAM Frequency: DDR2-1088
Dram Clock Skew CH1 A1 : normal
DRAM Clock Skew CH1 A2 normal
Dram Clock Skew CH1 B1 : normal
Dram Clock Skew CH1 B2 : normal

DRAM Timing Control: Manual
CAS# Latency : 5
RAS# to CAS# Delay : 5
RAS# Precharge : 5
RAS# ActivateTime : 15
RAS# to RAS# Delay : auto
Row Refresh Cycle Time : auto
Write Recovery Time :auto
Read to Precharge Time : auto
Read to Write Delay (S/D) : auto
Write to Read Delay (S) : auto
Write to Read Delay (D) : auto
Read to Read Delay (S) : auto
Read to Read Delay (D) : auto
Write to Write Delay (S) :auto
Write to Write Delay (D) : auto
Write to PRE Delay : auto
Read to PRE Delay : auto
PRE to PRE Delay : auto
ALL PRE to ACT Delay : auto
ALL PRE to REF Delay : auto
DRAM Static Read Control: Enabled
Dram Read Training : AUTO
MEM OC Charger : enabled
Ai Clock Twister : Stronger
Transaction Booster : Manual

Common Performance Level [8]

Pull-In of CHA PH1 Disabled
Pull-In of CHA PH2 Disabled
Pull-In of CHA PH3 Disabled
Pull-In of CHA PH4 Disabled
Pull-In of CHA PH5 Disabled
Pull-In of CHB PH1 Disabled
Pull-In of CHB PH2 Disabled
Pull-In of CHB PH3 Disabled
Pull-In of CHB PH4 Disabled
Pull-In of CHB PH5 Disabled

PCIE Frequency : 100

CPU Voltage : 1.375
CPU PLL Voltage : 1.50
FSBT : 1.3285
DRAM Voltage : 2.12
North Bridge Voltage : 1.312
South Bridge Voltage 1.5 : 1.5
South Bridge Voltage 1.1 : 1.1

CPU GTL Reference 0 : auto
CPU GTL Reference 1 : auto
CPU GTL Reference 2 : auto
CPU GTL Reference 3 : auto
North Bridge GTL Reference : AUTO
DDR2 Channel A REF Voltage : AUTO
DDR2 Channel B REF Voltage : AUTO
North Bridge DDR Reference : AUTO

Load Line Calabration : Enabled
CPU Sread Spectrum : Disabled
PCIE Spread Spectrum : Disabled