Intel Xeon E3 1575M v5 's Advantages
Higher base frequency (3GHz vs 2.2GHz)
Lower TDP (45W vs 185W)
Intel Xeon Gold 6338N 's Advantages
Released 5 years and 3 months late
Higher specification of memory (2667 vs 2133)
Newer PCIe version (4 vs 3)
Larger L3 cache size (48MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)