Intel Xeon E3 1270 's Advantages
Higher base frequency (3.4GHz vs 2.1GHz)
Lower TDP (80W vs 250W)
Intel Xeon Platinum 9221 's Advantages
Released 8 years late
Higher specification of memory (2933 vs 3)
Larger L3 cache size (71.5MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)