Intel Xeon E5 2629 v3 's Advantages
Higher specification of memory (1866 vs 4)
Larger L3 cache size (20MB vs 16.5MB)
Lower TDP (85W vs 105W)
Xeon Platinum 8256 's Advantages
Released 4 years and 3 months late
Higher base frequency (3.8GHz vs 2.4GHz)
More modern manufacturing process (14nm vs 22nm)