Intel Xeon W 2155 's Advantages
Released 6 years and 4 months late
Higher specification of memory (2666 vs 1333)
Higher base frequency (3.3GHz vs 2.266GHz)
More modern manufacturing process (14nm vs 32nm)
Xeon E7 8860 's Advantages
Larger L3 cache size (24MB vs 13.75MB)
Lower TDP (130W vs 140W)