Intel Xeon E5 1428L v2 's Advantages
Higher specification of memory (1333 vs 4)
Larger L3 cache size (15MB vs 8MB)
Lower TDP (60W vs 79W)
Intel Xeon E3 1285 v6 's Advantages
Released 3 years and 7 months late
Higher base frequency (4.1GHz vs 2.2GHz)
More modern manufacturing process (14nm vs 22nm)