Xeon E 2176G 's Advantages
Released 3 years and 10 months late
Higher specification of memory (2666 vs 2133)
Higher base frequency (3.7GHz vs 2.3GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (80W vs 105W)
Intel Xeon E5 2649 v3 's Advantages
Larger L3 cache size (25MB vs 12MB)