Intel Xeon Gold 6438N 's Advantages
Newer PCIe version (5 vs 3)
Higher base frequency (2GHz vs 1GHz)
Larger L3 cache size (60MB vs 6MB)
Intel Atom x7211RE 's Advantages
Released 1 years and 3 months late
Higher specification of memory (4800 vs 4800)
Lower TDP (6W vs 205W)