Hello everybody

The Core I7 is so much different from the older socket 775 CPUs when it comes to oc. Im having a hard time getting stable at anything over 3800MHz. Ill post my settings and if someone with more experience could maybe look at them and give me some advice. Thanks in advance



MB - Asus Rampage 2 Extreme
CPU - I7 920
RAM - Corsair XMS DDR3 1600MHz 9-9-9-24
CPU Cooler - Custom water, Laing DDC - 1Plus, ThermoChill PA120.3, Slightly modified Cuplex HD
Fan -
VGA - ATI Radeon 4850
PSU - Corsair TX 750 W
HDD - 2X Velociraptor in RAID 0, 2X samsung spinpoint 750GB
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AI overclock - manual
OC from CPU level up - auto
OC from Memory level up - auto
CPU Ratio setting - auto

CPU configuration
CPU Ratio Setting - auto
C1E Support - enable
Hardware prefetcher - enable or
Adjacent Cache line prefetcher - enable
Intel Virtualization tech - disabled
CPU TM Function - enable
Execute Disabled bit - disabled
Intel HT Technology - enable
Active Processor Cores - all
A20M - enable
Intel Speedstep tech - enable
Intel Turbo Mode tech - disabled
Intel C-STATE tech - enabled

BCLK frequency - 190
PCIE frequency - 110
DRAM frequency - DDR3 1523MHz
UCLK frequency - 3047MHz
QPI frequency - auto

Dram timing control
1st iformation - Insert Timings Here in 8-8-8-22 -X-X-Xformat
2nd information - Insert Timings Here in X-X-X-XX -X-X-Xformat
3rd information - Insert Timings Here in X-X-X-XX-X-X-X format

EPU II phase control - full phase
Load-line calibration - enable
CPU differential amplitude - auto
Extreme OV - disabled

Current voltage 1.54v - 1.812v - 1.35v (May be different)
Cpu voltage - 1.360V in windows 1.36250v BIOS
CPU PLL voltage - auto
QPI-Dram voltage - 1.33750v BIOS

Current voltage 1.131v - 1.508v - 1.111v - 1.508v
IOH voltage - auto
IOH PCIE voltage - auto
ICH voltage- auto
ICH PCIE voltage - auto

Current voltage X.xxx v, X.xxx v, X.xxx v ,X.xxx v
DRAM Bus voltage - 1.64356 v BIOS 1.640 Win
DRAM REF voltage - auto

Debug mode - string
Keyboard TeakIt comtrol - disabled or enable

CPU spread spectrum - disabled or enable
PCIE spectrum - disabled or enable
CPU clock skew - auto or XXXX ps
IOH clock skew - auto or XXXX ps