Intel Atom x7809C 's Advantages
Lower TDP (25W vs 235W)
Xeon 6563P B 's Advantages
Released 10 months late
Higher specification of memory (6400 vs 4800)
Newer PCIe version (5 vs 3)
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (152MB vs 6MB)
More modern manufacturing process (5nm vs 10nm)