Intel Xeon E5 2693 v3 's Advantages
Higher base frequency (2.8GHz vs 2GHz)
Lower TDP (160W vs 205W)
Intel Xeon Gold 6438N 's Advantages
Released 122 years late
Higher specification of memory (4800 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 30MB)
More modern manufacturing process (10nm vs 22nm)