Intel X80528JK190G P4-1.9GHz 256KB Cache Processor Intel Pentium 4 1.9 GHz 400 MHz 256 KB Socket 423 CPU General Features: Intel Pentium 4 processor 1.9 GHz CPU Speed 400 MHz Bus Speed 256 KB L2 Cache Size 423 pin package D0 Core Stepping 1.75V VID Voltage Range Hyper Pipelined Technology Rapid Execution Engine Streaming SIMD Extensions 2 128 Bit Enhanced Floating Point Unit Execution Trace Cache Advanced Dynamic Execution