Intel Xeon W 2145 's Advantages
Released 6 years and 4 months late
Higher specification of memory (2666 vs 1333)
Higher base frequency (3.7GHz vs 2.4GHz)
More modern manufacturing process (14nm vs 32nm)
Xeon E7 8870 's Advantages
Larger L3 cache size (30MB vs 11MB)
Lower TDP (130W vs 140W)