Intel Xeon E5 2603 v3 's Advantages
Lower TDP (85W vs 185W)
Intel Xeon Gold 6338N 's Advantages
Released 6 years and 7 months late
Higher specification of memory (2667 vs 1600)
Newer PCIe version (4 vs 3)
Higher base frequency (2.2GHz vs 1.6GHz)
Larger L3 cache size (48MB vs 15MB)
More modern manufacturing process (10nm vs 22nm)