Xeon 6756E 's Advantages
Higher specification of memory (6400 vs 4800)
Newer PCIe version (5 vs 3)
Higher base frequency (1.8GHz vs 1GHz)
Larger L3 cache size (96MB vs 6MB)
More modern manufacturing process (5nm vs 10nm)
Intel Atom x7211RE 's Advantages
Lower TDP (6W vs 225W)