Intel Xeon E5 2637 v3 's Advantages
Higher specification of memory (2133 vs 4)
Higher base frequency (3.5GHz vs 2.1GHz)
Larger L3 cache size (15MB vs 1.5MB)
Intel Xeon D 1567 's Advantages
Released 1 years and 5 months late
More modern manufacturing process (14nm vs 22nm)
Lower TDP (65W vs 135W)