AMD 1.53GHz Athlon XP 1800+ processor speed w/Fan

AMD 1.53 GHz Athlon XP 1800+ processor speed with 3DNow! Technology, 384KB total full-speed cache, advanced 266MHz frontside bus, Error Correcting Code support

AMD 1.53 GHz Athlon XP 1800+ processor speed with 3DNow! technology 384KB total high-performance, flil-speed cache for efficient system processing Advanced 266MHz frontside bus with Error Correcting Code(ECC) support for a powerfli CPU-to-memory connection AMD 3DNow! Professional technology (72 instructions, flil SSE compatibility) Designed for optimal performance with Windows XP; also compatible with earlier versions of Windows Product must be pre-installed with Microtel Barebone computer system