Xeon E5-2660 v4 2.0GHz 14-Core/28T S2011-R3 105W CPU (Tray)
( CM8066002031201 ) - 2.0GHz 14-Core - 28 Threads - 3.2GHz Turbo - Socket LGA 2011-v3 / R3 - 2-Way SMP - Supports DDR4-2400 Memory - 14 x 256KB L2 Cache - 35MB L3 Cache - 105W TDP - Intel VT-x / VT-d Virtualization - Broadwell-EP 14nm - OEM/TRAY w/o Heatsink & Fan
Xeon E5-2690 2.9GHz 8-Core S2011 135W CPU ( Tray )
2.9GHz 8-Core - 16 Threads - 3.8GHz Turbo - Socket LGA 2011 / R - 2-Way SMP - Supports DDR3-1600 Memory - 8 x 256KB L2 Cache - 20MB L3 Cache - 135W TDP - Intel VT-x / VT-d / VT-c Virtualization - Sandy Bridge-EP 32nm - OEM/TRAY w/o Heatsink & Fan - 1 Year Depot Carry-In Mfg. Warranty
Ryzen 5 5600 3.5GHz Six-Core
3.5GHz 6-Core - 12 Threads - 4.4GHz Turbo - Socket AM4 / PGA 1331 - Supports DDR4-3200 Memory - 6 x 512KB L2 Cache - 32MB L3 Cache - 65W TDP - AMD-V Virtualization - Unlocked Multiplier - Zen-3 / Vermeer 7nm - Retail Box w/ Wraith Stealth Cooler - 3 Year Depot Carry-In Mfg. Warranty