Intel Xeon E5 2649 v3 's Advantages
Lower TDP (105W vs 200W)
Intel Xeon w5 2465X 's Advantages
Released 8 years and 5 months late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Higher base frequency (3.1GHz vs 2.3GHz)
Larger L3 cache size (33.75MB vs 25MB)
More modern manufacturing process (10nm vs 22nm)