Intel Xeon Platinum 9221 's Advantages
Higher specification of memory (DDR4-2933 vs DDR4-2667)
Larger L3 cache size (71.5MB vs 15MB)
Intel Xeon Silver 4310T 's Advantages
Released 2 years late
Newer PCIe version (4 vs 3)
Higher base frequency (2.3GHz vs 2.1GHz)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (105W vs 250W)