Intel Xeon E3 1285 v4 's Advantages
Released 9 months late
Higher base frequency (3.5GHz vs 3.1GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (95W vs 140W)
Intel Xeon E5 1607 v3 's Advantages
Higher specification of memory (DDR4-1866 vs DDR3-1866)
Larger L3 cache size (10MB vs 6MB)