SDA3400IAA3CW AMD Sempron 3400+ 1.80GHz Processor SDA3400IAA3CW AMD Sempron 3400+ 256 KB Socket AM2 CPU General Features: AMD Sempron 3400+ processor 1800 MHz Core Speed 1600 HT speed 256 KB L2 Cache 1.35/1.40 voltage Socket AM2 32/64-bit operating mode Enhanced Virus Protection Cool 'n' Quiet technology HyperTransport Technology