Manufacturer Part# 435570-B21 includes the full processor option kit.
Processor Heat-Sink and VRM (Voltage Regulator Module) where required.
Overview: The Intel Quad-Core Xeon E5345 is the first of a kind in the industry. Its breakthrough performance features mainstream server performance and capabilities for the ultimate in powerful dense and energy efficient servers. It delivers 1.5 times the performance compared to leading Dual-Core Intel Xeon processor and also up to 2.5 times the performance compared to the best published results of AMD Opteron Models. This is the latest and greatest of processors backed by proven performance manageability and reliability allowing you to spend more time on moving your business forward.