Athlon 64 X2 Dc 3800+ PGA939 2.0GHZ 512KB 90NM Var 110W 2GHZ Pib 3800+ (2.0 GHz) Socket 939 AMD64 Technology - supports today's 32-bit programs and tomorrow's 64-bit software HyperTransport Technology - an integrated DDR memory controller Cool 'n' Quiet - gives you a quieter computer and lower power costs