Intel Xeon E3 1285L v4 's Advantages
Released 9 months late
Higher base frequency (3.4GHz vs 2.4GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (65W vs 85W)
Intel Xeon E5 2620 v3 's Advantages
Higher specification of memory (1866 vs 1866)
Larger L3 cache size (15MB vs 6MB)