Intel Xeon X5677 's Advantages
Larger L3 cache size (12MB vs 8MB)
Intel Xeon E3 1285 v6 's Advantages
Released 7 years and 5 months late
Higher specification of memory (4 vs 3)
Newer PCIe version (3 vs 2)
Higher base frequency (4.1GHz vs 3.466GHz)
More modern manufacturing process (14nm vs 32nm)
Lower TDP (79W vs 130W)