Xeon E7 4870 's Advantages
Larger L3 cache size (30MB vs 6MB)
Intel Xeon E3 1283L v4 's Advantages
Released 4 years and 2 months late
Higher specification of memory (1866 vs 1333)
Higher base frequency (2.9GHz vs 2.4GHz)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (47W vs 130W)