Intel Xeon E7 8860 's Advantages
Larger L3 cache size (30MB vs 11MB)
Lower TDP (130W vs 140W)
Intel Xeon W 2145 's Advantages
Released 6 years and 4 months late
Higher specification of memory (2666 vs 3)
Higher base frequency (3.7GHz vs 2.276GHz)
More modern manufacturing process (14nm vs 32nm)