Intel Xeon D 1537 's Advantages
Released 2 years and 2 months late
Higher specification of memory (4 vs 3)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (35W vs 80W)
Intel Xeon E5 2403 v2 's Advantages
Higher base frequency (1.8GHz vs 1.7GHz)
Larger L3 cache size (10MB vs 1.5MB)