Intel Xeon E5 1603 v3 's Advantages
Larger L3 cache size (10MB vs 6MB)
Intel Xeon E3 1285L v4 's Advantages
Released 9 months late
Higher specification of memory (1866 vs 1866)
Higher base frequency (3.4GHz vs 2.8GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (65W vs 140W)