Intel Xeon E3 1515M v5 's Advantages
Released 1 years and 4 months late
Higher specification of memory (2133 vs 1866)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 140W)
Intel Xeon E5 1607 v3 's Advantages
Higher base frequency (3.1GHz vs 2.8GHz)
Larger L3 cache size (10MB vs 8MB)