Hello guys,
My MB is EVGA X58 E770 Classified 3 with CPU Intel Core i7 950 and RAM:
G.Skill 3 X F3-16000CL6-2GBPID, 2133 Mhz, 6-9-6-24-2N
When 6-9-6-24-2N then only 2 GB are recognized.
When 8-9-8-24-1N then all 6 GB are recognized.
Is that only due to these timings or there is additional reason?
I use the following settings in BIOS from 08-25-11
4207 Mhz; RAM: 2003 Mhz
CPU Clock Ratio: 21
CPU Host Frequency (Mhz): 200
MCH Strap: Auto
CPU Uncore Frequency (Mhz): 4006 Mhz (20x)
CPU Clock Skew: 100 ps
IOH Clock Skew: 300 ps
Spread Spectrum: Disabled
PCIE Frequency (Mhz): 100
OC Recovery: Enabled
Turbo Performance: Disabled
Memory Feature: Memory SPD: Standard
Memory Control Settings: Enabled
Memory Frequency: 1333 Mhz/2:10
Channel Interleave Settings: 6 way
Rank Interleave Settings: 4 way
Memory Low Gap: Auto
tCL-tRCD-tRP-tRAS-tRFC-tREF-Command Rate: 6-9-6-24-74-Auto-2T
Voltage Control:EVGA VDroop Control: Without VDroop
CPU VCore: 1.45V
CPU VTT Voltage: +300mV
CPU PLL VCore: 1.905V
IOH PLL VCore: 1.905V
QPI PLL VCore: 1.325V
DIMM Voltage: 1.65V
DIMM DQ Vref: + 0 mV
IOH VCore: 1.375V
IOH/ICH I/OVoltage: 1.625V
ICH VCore: 1.375V
VTT PWM Frequency:370 KHz
CPU PWM Frequency: 940 KHz
CPU Impedance: Auto
QPI Signal Compensation: Auto
CPU Feature: Intel SpeedStep: Disabled
Turbo Mode Function: Disabled
CxE Function: Disabled
Executive Disable Bit: Disabled
Virtualization Technology: Enabled
Intel HT Technology: Enabled
Active Processor Cores: All
QPI Control Settings: Enabled
QPI Link Fast Mode: : Enabled
QPI Frequency Selection: 4.8 GT/s
Regards
Update: This issue has been solved.
post edited by ATHLET_TH - 2013/12/17 22:23:11