Xeon E5-4628L v4 1.8GHz 14-Core (Tray)
1.8GHz 14-Core - 28 Threads - 2.2GHz Turbo - Socket LGA 2011-v3 / R3 - 4-Way SMP - Supports DDR4-2133 Memory - 14 x 256KB L2 Cache - 35MB L3 Cache - 75W TDP - Intel VT-x / VT-d Virtualization - Broadwell-EP 14nm - OEM/TRAY w/o Heatsink & Fan - No Mfg. Warranty
Xeon E7-4820 v4 2.0GHz Ten-Core (Tray)
2.0GHz 10-Core - 20 Threads - Socket LGA 2011-1 / R2 - 4-Way SMP - Supports DDR3-1333/DDR4-1866 Memory - 10 x 256KB L2 Cache - 25MB L3 Cache - 115W TDP - Intel VT-x / VT-d Virtualization - Broadwell-EX 14nm - OEM/TRAY w/o Heatsink & Fan - No Mfg. Warranty