AMD Phenom II X2 Dual Core 565 3.40GHz Black Edition (Socket AM3)
Manufacturer: AMD L1 Cache (Total): 128KB x 2
CPU Type: Phenom II X2 L2 Cache (Total): 512KB x 2
CPU Model: 565 Black Edition L3 Cache (Total): 6MB
Socket: AM3 Voltage: 0.775 - 1.425 (V)
CPU Features: AMD Virtualization (AMD-V)
AMD64
Cool''n''Quiet
Enhanced 3DNow!
MMX
Wattage: 80W
Core: Dual Core Max. Temperature: 70 °C
Core Name: Callisto EM64T:
Core Size: 45 nm Heatsink:
Clock Speed: 3.4 GHz Package Type: Retail
FSB/HT Speed: 4000MHz MHz
The above is the best AMD dual core CPU at the moment, but i think you would be better served with the
AMD CPU Phenom II 955 Black Edition Quad Core Processor
AMD Phenom II X4 955 Black, Deneb Core, S AM3, 3.2GHz, 8MB Cache, HT 3600MHz, 125W