Intel Xeon X5677 's Advantages
Higher base frequency (3.466GHz vs 2.1GHz)
Lower TDP (130W vs 185W)
Intel Xeon Gold 6418H 's Advantages
Released 12 years and 10 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (60MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)