Intel Xeon E3 1270 's Advantages
Higher base frequency (3.4GHz vs 2.2GHz)
Intel Xeon E5 1428L v2 's Advantages
Released 2 years and 9 months late
Higher specification of memory (1333 vs 3)
Larger L3 cache size (15MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (60W vs 80W)