This industry's first quad-core processor for mainstream servers provides breakthrough performance and capabilities for the ultimate in powerful dense and energy efficient servers. With the Quad-Core Intel Xeon processor you get breakthrough performance - up to 50% greater than the industry-leading Dual-Core Intel Xeon processor in the same power envelope.Primary InformationProcessor Clock Speed : 3 GHz Processor Type : Xeon Quad-Core Processor / Data Bus Speed : 1333 MHz Processor / Product Type : Processor upgrade Features : Execute Disable Bit capability Intel Virtualization Technology Intel 64 Technology Intel Advanced Smart Cache ;Thermal Design Power: 80 W ProcessorProcessor Number : E5450 Multi-Core Technology : Quad-Core Processor / Socket Type : Socket 771 CacheCache Memory Type : L2 cache Cache Memory Installed Size : 12 MB UNSPSC CodeUNSPSC Code : 43201503