Xeon E5-2640 v4 2.4GHz Ten-Core (Tray)
2.4GHz 10-Core - 20 Threads - 3.4GHz Turbo - Socket LGA 2011-v3 / R3 - 2-Way SMP - Supports DDR4-2133 Memory - 10 x 256KB L2 Cache - 25MB L3 Cache - 90W TDP - Intel VT-x / VT-d Virtualization - Broadwell-EP 14nm - OEM/TRAY w/o Heatsink & Fan
Xeon E5-2603 v4 1.7GHz 6-Core/6T S2011-R3 2Way 85W
1.7GHz 6-Core - 6 Threads - Socket LGA 2011-v3 / R3 - 2-Way SMP - Supports DDR4-1866 Memory - 6 x 256KB L2 Cache - 15MB L3 Cache - 85W TDP - Intel VT-x / VT-d Virtualization - Broadwell-EP 14nm - Retail Box w/o Heatsink & Fan