Xeon E5 2643V4 Processor 00YJ207, Hexa-core (6 Core), Thermal Design Power 135W, Socket R LGA-2011, QuickPath Interconnect 9.60 GT/s, Overclocking Speed 3.70 GHz, Compatibility Lenovo System x3650 M5. Increase the processing power of your ThinkServer Dual-Socket systems with Intel Xeon E5-2643 family processors to boost your system's performance for advanced applications, technical computing, multithread applications.