I have updated my BIOS from f9 to f12 and have the below settings to overclock using standard TT template. Overclocking is more stable with these settings. The overclock is stable judge by running prime95 from 3 hours and 2 hour running memtest the CPU temperature is 40C.
Advanced CPU Features:
CPU Clock Ratio : 19
Intel(R) Turbo Boost Tech : Disable
CPU Multi Threading :Enable
CPU Enhanced Halt (C1E) : Disable
C3/C6/C7 State Support : Disable
CPU Thermal Monitor :Enable
CPU EIST Function :. Disable
Uncore & QPI Features:
QPI Link Speed :x36 7.2GHz
Uncore Frequency :x17 3400MHz
Isonchronous Frequency :Enable
Standard Clock Control:
Base Clock (BCLK) Control :Enable
BCLK Frequency (MHz) :200
PCI Express Frequency (MHz) : 100
Advanced Clock Control:
CPU Clock Drive :800
PCI Express Clock Drive :900
CPU Clock Skew : 0
IOH Clock Skew : 0
Advanced DRAM Features:
Performance Enhance : Standard
Extreme Memory Profile (X.M.P) : Disable
System Memory Multiplier (SPD) : 8
tRCD :8
tRP :8
tRAS :24
CR:2
Advanced Voltage Control:
Load Line Calibration : Standard
CPU Vcore .:1.275
QPI/VTT Voltage 1.150v :1.295
CPU PLL 1.800v :1.80
PCIE 1.500v :AUTO
QPI PLL 1.100v :AUTO
IOH Core 1.100v :AUTO
DRAM
DRAM Voltage 1.500v :1.64
DRAM Termination 0.750v: AUTO
Ch-A Data VRef. 0.750v :AUTO
Ch-B Data VRef. 0.750v :AUTO
Ch-C Data VRef. 0.750v :AUTO
Computer specification:
CPU: Intel Core i7 920
BIOS: F12
Motherboard: Gigabyte EX58-UD5 v1.0
RAM: 6G (3x 2GB) DDR3 memory 7-8-7-20-2T at 1.65V
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