Xeon E5603 1.6GHz Quad-Core LGA1366 80W (Tray)
1.6GHz 4-Core - 4 Threads - Socket LGA 1366 / B - 2-Way SMP - 4 x 256KB L2 Cache - 4MB L3 Cache - 80W TDP - Intel VT-x/VT-d/VT-c Virtualization - Westmere-EP 32nm - OEM w/o Heatsink & Fan - No Mfg. Warranty
Xeon E7-8870 v4 2.1GHz 20-Core (Tray)
2.1GHz 20-Core - 40 Threads - 3.0GHz Turbo - Socket LGA 2011-1 / R2 - 8-Way SMP - Supports DDR3-1600/DDR4-1866 Memory - 20 x 256KB L2 Cache - 50MB L3 Cache - 140W TDP - Intel VT-x/VT-d Virtualization - Broadwell-EX 14nm - OEM w/o Heatsink & Fan - No Mfg. Warranty