Intel Xeon E3 1240L v3 's Advantages
Higher specification of memory (1600 vs 4)
Higher base frequency (2GHz vs 1.7GHz)
Larger L3 cache size (8MB vs 1.5MB)
Lower TDP (25W vs 35W)
Intel Xeon D 1537 's Advantages
Released 1 years and 6 months late
More modern manufacturing process (14nm vs 22nm)