The Xeon X5405 2.00 GHz Quad Core Second Processor from Dell is a server/workstation processor utilizing four 45nm Hi-k Core micro-architecture core. It features on-die, primary 32 KB instruction cache and 32 KB write-back data cache in each core and Level 2 cache with advanced smart cache architecture. It also supports Intel Virtualization Technology for hardware-assisted virtualization within the processor. The X5405 incorporates Thermal Monitor 2 (TM2) technology that helps reduce the power consumption within the processor.