Intel Core 2 Duo E7400 2.8GHz 1066MHz 3MB Socket 775 Dual-Core CPU Intel Core 2 Duo E7400 2.8 GHz 1066 MHz 3 MB Socket 775 Dual-Core CPU General Features: Intel Core 2 Duo processor E7400 2.8 GHz CPU speed 1066 MHz bus speed Bus/Core ratio: 10.5 3 MB L2 cache Socket 775 VID voltage range: 0.85V - 1.3625V Dual Core Enhanced Intel Speedstep Technology Intel EM64T Enhanced Halt State (C1E) Execute Disable Bit Intel Thermal Monitor 2