Intel Xeon W 2102 's Advantages
Released 3 years and 11 months late
Higher specification of memory (2666 vs 3)
Higher base frequency (2.9GHz vs 2.2GHz)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E5 2420 v2 's Advantages
Larger L3 cache size (15MB vs 8.25MB)
Lower TDP (80W vs 120W)