yesDid this happen when you changed cpu? 4GB?
Just to be clearer, whenever I exit bios, whether or not I make any changes, the problem occurs and I need to clear cmos to get the board to boot, below is an example of what I have tried on many occasions to get to work.
BIOS 0802 / 0901
Target CPU Frequency 2666MHz
Target DRAM Frequency 1066MHz
LN2 Mode Disabled***
QPI Loadline Calibration Enabled***
Sync Mode [Disabled]
AI Overclock Tuner [Manual]
OC From CPU level Up [Auto]
CPU Ratio Setting [21]
CPU Turbo Power Limit [Disabled]
>CPU Configuration----------------------------
CPU Ratio Setting [21] - set manually
C1E Support [Enabled]
Hardware Prefetcher [Enabled]
Adjacent Cache Line Prefetcher [Enabled]
Intel(R) Virtualiyation Tech [Enabled]
CPU TM Function [Disabled]
Execute Disable Bit [Enabled]
Intel(R) HT Technology [Disabled]
Active Processor Cores [All]
A20M [Disabled]
Intel(R) SpeedStep(TM) Tech [Disabled]
Intel(R) C-STATE Tech [Auto]
C State package limit setting [Auto]
C1 Auto Demotion [Enabled]
C3 Auto Demotion [Enabled]
----------------------------------------------
BCLK Frequency [133]
PCIE Frequency [100]
DRAM Frequency [DDR3-1066]
UCLK Frequency [2132] - set manually
QPI Link Data Rate [Lowest (not slow mode)]
Memory Configuration Protect [Disabled]
>DRAM Timing Control--------------------------
CAS# Latency [9]
RAS# to CAS# Delay [9]
RAS# PRE Time [9]
RAS# ACT Time [24]
RAS# to RAS# Delay [Auto]
REF Cycle Time [Auto]
WRITE Recovery Time [Auto]
READ to PRE Time [Auto]
FOUR ACT WIN Time [Auto]
Back-To-BackCAS# Delay [Auto]
Timing Mode [1N]
Round Trip Latency on CHA [Auto]
Round Trip Latency on CHB [Auto]
Round Trip Latency on CHC [Auto]
WRITE To READ Delay(DD) [Auto]
WRITE To READ Delay(DR) [Auto]
WRITE To READ Delay(SR) [Auto]
READ To WRITE Delay(DD) [Auto]
READ To WRITE Delay(DR) [Auto]
READ To WRITE Delay(SR) [Auto]
READ To READ Delay(DD) [Auto]
READ To READ Delay(DR) [Auto]
READ To READ Delay(SR) [Auto]
WRITE To WRITE Delay(DD) [Auto]
WRITE To WRITE Delay(DR) [Auto]
WRITE To WRITE Delay(SR) [Auto]
----------------------------------------------
CPU Differential Amplitude [Auto]
CPU Clock Skew [Auto]
IOH Clock Skew [Auto]
------------ Extreme Engine Digi+ ------------
Digi+ PWR Mode [T-Balance]
PWR Volt. Control [Auto]
Load-Line Calibration [50%]
CPU Voltege OCP [Enabled]
CPU PWM Frequency [Auto]
Extreme OV [Disabled]
Extreme OC [Disabled]
CPU Voltage [1.3]
CPU PLL Voltage [1.81]
QPI/DRAM Core Voltage 1.3 [Auto]
DRAM Bus Voltage [1.65625]
>DRAM REF Voltages----------------------------
DRAM DATA REF Voltage on CHA [Auto]
DRAM CTRL REF Voltage on CHA [Auto]
DRAM DATA REF Voltage on CHB [Auto]
DRAM CTRL REF Voltage on CHB [Auto]
DRAM DATA REF Voltage on CHC [Auto]
DRAM CTRL REF Voltage on CHC [Auto]
----------------------------------------------
IOH Voltage [1.23]
IOH PCIE Voltage [1.5]
ICH Voltage [1.2]
ICH PCIE Voltage [1.5]
---------- Spread Spectrum Control -----------
CPU Spread Spectrum [Disabled]
DRAM Spread Spectrum [Disabled]
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