Architecture FeaturesDual independent bus, dynamic execution, superscalar, superpipelined , data dependency removal, multi-branch prediction, out-of-order completion, register renaming, IEEE 754-compatible FPU, MMX instructions set, system management mode (SMM), streaming SIMD extensions, clock forwarding, 400MHz system bus, Intel NetBurst micro-architecture, Advanced Dynamic Execution, hyper-pipelined technology, Rapid Execution Engine, streaming SIMD extensions 2, enhanced floating point/multimedia, Execution Trace Cache (12K micro-ops)