Intel Xeon E3 1275 v5 's Advantages
Higher base frequency (3.6GHz vs 3.2GHz)
Lower TDP (80W vs 120W)
Intel Xeon W 2104 's Advantages
Released 1 years and 10 months late
Higher specification of memory (2666 vs 2133)
Larger L3 cache size (8.25MB vs 8MB)