AMD Athlon 64 X2 Dual-Core Processor 4400+* (2.3GHz) AM2, Retail
Specifications:

Mfr Part Number: ADO4400DDBOX
Process Type: AMD Athlon 64 X2 Dual-Core 4400+*
Frequency: 2.3 GHz
FSB: 2000MHz HT Speed
Cache: 2x 512KB
Process: 65nm SOI
Socket: Socket AM2
Power Consumption: 65 W
Package: Retail

*This model number indicates relative software performance among AMD processors