What are the key features of the Intel Xeon E5405 processor?

The Intel Xeon E5405 is a quad-core processor designed for servers and high-performance computing environments. It operates at a base frequency of 2.0 GHz and features a 1333 MHz front-side bus (FSB) and a 12 MB L2 cache. It supports Intel Virtualization Technology, 64-bit computing, and is built on the 45nm manufacturing process. Its thermal design power (TDP) is 80W, making it an energy-efficient option for demanding applications​.