Intel Atom x7809C 's Advantages
Lower TDP (25W vs 500W)
Xeon 6972P 's Advantages
Higher specification of memory (6400 vs 4800)
Newer PCIe version (5 vs 3)
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (480MB vs 6MB)
More modern manufacturing process (5nm vs 10nm)