Intel Xeon E3 1265L v4 's Advantages
Released 4 years and 4 months late
Higher specification of memory (1866 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (35W vs 130W)
Intel Xeon X5647 's Advantages
Higher base frequency (2.933GHz vs 2.3GHz)
Larger L3 cache size (12MB vs 6MB)