IBM Intel Xeon 3.6 GHz Socket 604 667 MHz bus Upgrade
Intel Xeon, 3.6 MHz, Socket 604, Bus: 667.0 MHz, Cache L1, Cache L2: 1024.0 Ko, Divers: Enhanced SpeedStep technology, Hyper-Threading Technology, streaming SIMD extensions 3, Intel Extended Memory 64 Technology, Demand Based Switching