HPE – Certified Genuine Parts Intel Xeon E5-2600 v2 E5-2637V2 Quad-core (4 Core) 3.50 GHz Processor Upgrade – 15 MB L3 Cache – 1 MB L2 Cache – 64-bit Processing – 3.80 GHz Overclocking Speed – 22 nm – Socket R LGA-2011 – 130 W