Intel Xeon E5 1428L 's Advantages
Higher base frequency (1.8GHz vs 1.7GHz)
Lower TDP (60W vs 105W)
Intel Xeon E5 4648 v3 's Advantages
Released 3 years and 1 months late
Higher specification of memory (1866 vs 3)
Larger L3 cache size (30MB vs 15MB)
More modern manufacturing process (22nm vs 32nm)