Quote Originally Posted by Ice009 View Post
Hey guys,

Anyone have the settings I need to change to overclock my CPU to 3.8-4Ghz? Not looking to go any higher than 4Ghz max. I am not really great with overclocking so that is why I am asking. Thanks.

CPU : W3520
RAM : G Skill Trident C9 2000Mhz 6GB 1.6 volt kit.
Cooling : Prolimatech Megahalems with two 1850rpm Gentle Typhoon fans in push/pull configuration.

Bios on MB : 11/05.
Try this for 4GHz:
Code:
Genie BIOS Setting

CPU Feature
Set VR Current Limit Max: Enabled
Thermal Management Control: Disabled
EIST Function: Enabled or Disabled if unstable
CxE Function: Enabled or Disabled if unstable
Execute Disable Bit: Enabled
Virtualization Technology: Enabled

***** Logical Processor Setting *****
Intel HT Technology: Enabled
Active Processor Cores: All

DRAM Timing
Channel Interleave Setting: AUTO
Rank Interleave Setting: AUTO
Memory LowGap: 3072M

DRAM Command Rate: 1N
CAS Latency Time (tCL): 7
RAS# to CAS# Delay (tRCD): 7 or 8 if unstable
RAS# Precharge (tRP): 7
Precharge Delay (tRAS): 20 or 21 if unstable
REF to ACT Delay (tRFC): AUTO
Write to PRE Delay (tWR): AUTO
Rank Write to Read (tWTR): AUTO
ACT to ACT Delay (tRRD): AUTO
Row Cycle Time (tRC): AUTO
Read CAS# Precharge (tRTP): AUTO
Four ACT WIN Time (tFAW): AUTO
Ch1 Round trip latency: AUTO
Ch2 Round trip latency: AUTO
Ch3 Round trip latency: AUTO
tREFI: AUTO

Voltage Setting
O.C. Shut Down Free: Disable O.C.S.D.F
CPU VID Control: 1.250v - 1.300v
CPU VID Special Add Limit: Enabled
CPU VID Special Add: AUTO
Vcore Droop Control: Enabled
DRAM Bus Voltage: 1.650v could try 1.635 - 1.665v
DRAM PWM Switch Frequency: Nominal
DRAM PWM Phase Control: 2 Phase Operation
CPU VTT Special Add: AUTO
CPU VTT Voltage: 1.24v - 1.34v
VTT PWM Switch Frequency: Nominal
VTT PWM Phase Control: 2 Phase Operation
CPU PLL Voltage: 1.80v
IOH/ICH 1.1V Voltage: 1.13v
IOH Analog Voltage: 1.10v
ICH 1.5 Voltage: 1.5v
ICH 1.05V Voltage: 1.05v
DIMM 1/2 DQ/DQSTB Bus VREF: -00.0%
DIMM 3/4 DQ/DQSTB Bus VREF: -00.0%
DIMM 5/6 DQ/DQSTB Bus VREF: -00.0%
ADDR/CMD VREF Control: Disabled
x DIMM 1/2 ADDR/CMD Bus VREF: 110
x DIMM 3/4 ADDR/CMD Bus VREF: 110
x DIMM 5/6 ADDR/CMD Bus VREF: 110
CPU QPI Drive Strength: Normal
IOH QPI Drive Strength: Normal

Exit Setup Shut down: Mode 1
O.C. Fail Retry Counter: Enabled
O.C. Fail CMOS Reload: Disabled

PPM Function: Enabled
Turbo Mode Function: Disabled or Enabled for 4.2GHZ
1 core Max Turbo Ratio: 22x
2 core Max Turbo Ratio: 21x
3 core Max Turbo Ratio: 21x
4 core Max Turbo Ratio: 21x
CPU Non-Turbo Clock Ratio: 20x

* BCLK/UCLK/QPI Controller Settings *
QPI Control Settings: Enabled
QPI Link Fast Mode: Enabled
QPI Frequency: 4.8GT/s
CPU Base Clock (BCLK): 200 MHz
Boot Up CPU Base Clock: 185 MHz or 190 if unstable
PCIE Clock: 100 Mhz
DRAM Frequency: 8x (1600MHz)
UnCore Frequency:  16x (3200MHz) or 18x (3600MHz) for Higher Memory Bandwidth

CPU Spread Spectrum: Disabled
PCIE Spread Spectrum: Disabled
As you see, you will have to play around with some settings a little.