Xeon Platinum 8276 's Advantages
Higher base frequency (2.2GHz vs 1.7GHz)
Larger L3 cache size (38.5MB vs 6MB)
Intel Atom x7405C 's Advantages
Released 5 years and 4 months late
Higher specification of memory (4800 vs 4)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (12W vs 165W)