Intel Xeon E 2124 's Advantages
Released 7 years and 1 months late
Higher base frequency (3.4GHz vs 2.4GHz)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (72W vs 130W)
Xeon E7 2870 's Advantages
Higher specification of memory (1333 vs 4)
Larger L3 cache size (30MB vs 8MB)