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 72W)
Intel Xeon E 2124 's Advantages
Released 4 years and 4 months late
Higher base frequency (3.4GHz vs 2.2GHz)
More modern manufacturing process (14nm vs 22nm)