Intel Xeon D 1518 's Advantages
Lower TDP (35W vs 185W)
Intel Xeon Gold 6338N 's Advantages
Released 6 years and 1 months late
Higher specification of memory (DDR4-2667 vs DDR3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (48MB vs 1.5MB)
More modern manufacturing process (10nm vs 14nm)