Intel Xeon E5-2637 v2 Processor Lithography: 32 nm | Cache : 15 MB Total Cores : 4 | Threads : 8 Base Freq: 3.50 GHz | Max Freq : 3.80 GHz Max Memory Size : 768 GB | DDR3 MAX TDP: 130 W

Intel Xeon E5-2650 v4 Processor Lithography: 14 nm | Cache : 30 MB Total Cores : 12 | Threads : 24 Base Freq: 2.20 GHz | Max Freq : 2.90 GHz Max Memory Size : 768 GB | DDR4-2400MHz MAX TDP: 105 W

Intel Xeon E5-2660 v3 Processor Lithography: 22 nm | Cache : 25 MB Total Cores : 10 | Threads : 20 Base Freq: 2.60 GHz | Max Freq : 3.30 GHz Max Memory Size : 768 GB | DDR4-2133MHz MAX TDP: 105 W