Intel Xeon Platinum 9221 's Advantages
Released 7 years and 1 months late
Higher specification of memory (DDR4-2933 vs DDR3)
Larger L3 cache size (71.5MB vs 20MB)
More modern manufacturing process (14nm vs 32nm)
Intel Xeon E5 2660 's Advantages
Higher base frequency (2.2GHz vs 2.1GHz)
Lower TDP (95W vs 250W)