Intel Xeon E5 2640 v2 's Advantages
Lower TDP (95W vs 175W)
Intel Xeon w5 2445 's Advantages
Released 9 years and 5 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 3)
Higher base frequency (3.1GHz vs 2GHz)
Larger L3 cache size (26.25MB vs 20MB)
More modern manufacturing process (10nm vs 22nm)