IBM Intel Xeon E5645. Processor socket: Socket 1366, Processor clock speed: 2400 MHz, Processor front side bus: 1333 MHz. Maximum RAM supported: 288 GB, Supported memory clock speeds: 800, 1066, 1333 MHz, Memory channels support: triple. Thermal power: 80 W, VID Voltage Range: 0.750 - 1.350 V. Maximum operating temperature: 76.2 °C