Xeon w9 3575X 's Advantages
Released 5 years and 4 months late
Higher specification of memory (4800 vs 2933)
Newer PCIe version (5 vs 3)
Higher base frequency (2.2GHz vs 2.1GHz)
Larger L3 cache size (97.5MB vs 71.5MB)
More modern manufacturing process (10nm vs 14nm)
Intel Xeon Platinum 9221 's Advantages
Lower TDP (250W vs 340W)