Xeon E7 8870 's Advantages
Higher base frequency (2.4GHz vs 2.3GHz)
Larger L3 cache size (30MB vs 6MB)
Intel Xeon E3 1265L v4 's Advantages
Released 4 years and 2 months late
Higher specification of memory (1866 vs 1333)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (35W vs 130W)