AMD Athlon 64 X2 5600+ 2.9 GHz 1MB Dual-Core CPU Processor Socket AM2 Clock multiplier:14.5,L2 cache:2 x 512 KB Bus speed:One 1000 MHz 16-bit HyperTransport link (2 GT/s) Supported memory: DDR2,Power:65 Watt Warranty:3 months Please consult us whether support your motherboard before buying.