Intel Xeon E5 2665 's Advantages
Higher base frequency (2.4GHz vs 2.1GHz)
Lower TDP (115W vs 150W)
Intel Xeon Gold 5318N 's Advantages
Released 9 years and 1 months late
Higher specification of memory (2667 vs 3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (36MB vs 20MB)
More modern manufacturing process (10nm vs 32nm)