Intel Xeon X5680 's Advantages
Higher base frequency (3.333GHz vs 2.3GHz)
Larger L3 cache size (12MB vs 6MB)
Intel Xeon E3 1265L v4 's Advantages
Released 5 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)