Intel Xeon Gold 6438N 's Advantages
Released 8 years and 4 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 20MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 2640 v3 's Advantages
Higher base frequency (2.6GHz vs 2GHz)
Lower TDP (90W vs 205W)