mmm mostly Asus boards have tighter latencies programmed then eg EVGA or MSI, can you fill in your setttings in the following template :

JumperFree Configuration Settings
AI Overclocking: Manual
CPU Ratio Control: Manual
- Ratio CMOS Setting: 9
FSB Frequency:
PCI-E Frequency:
DRAM Frequency: AUTO (at 266FSB defaults to 2:3 for AUTO)
DRAM Timing Control: Manual
CAS# Latency:
RAS# to CAS# Delay:
RAS# Precharge:
RAS# Activate to Precharge:
TWR: AUTO
TRFC: AUTO
TWTR: AUTO
TRRD: AUTO
TRTP: AUTO
DRAM Static Read Control: Disabled

Transaction Booster: AUTO
Boost Level: (only displayes when Transaction Booster is set to Disable or Enabled)
Clock Over-Charging Mode: AUTO

CPU Spread Spectrum: Disabled
PCIE Spread Spectrum: Disabled

CPU Voltage: AUTO
CPU Voltage Reference: AUTO
CPU Voltage Damper: AUTO
CPU PLL Voltage: AUTO
DRAM Voltage:
FSB Termination Voltage: AUTO
North Bridge Voltage: AUTO
North Bridge Voltage Reference: AUTO
South Bridge Voltage: AUTO

Advance CPU Settings
CPU Ratio Control: Manual
- Ratio CMOS Setting: 9
C1E Suppport: Disabled
Max CPUID Value Limit: Disabled
Vanderpool Technology: Disabled
CPU TM Function: Disabled
Execute Disable Bit: Disabled
PECI: Enabled