Intel Xeon E5 2696 v3 's Advantages
Larger L3 cache size (45MB vs 18MB)
Intel Xeon W 11855M 's Advantages
Released 6 years and 8 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Higher base frequency (3.2GHz vs 2.3GHz)
More modern manufacturing process (10nm vs 22nm)
Lower TDP (35W vs 145W)