Intel Xeon E5 1428L v2 's Advantages
Higher base frequency (2.2GHz vs 2.1GHz)
Lower TDP (60W vs 250W)
Intel Xeon Platinum 9221 's Advantages
Released 5 years and 3 months late
Higher specification of memory (DDR4-2933 vs DDR3-1333)
Larger L3 cache size (71.5MB vs 15MB)
More modern manufacturing process (14nm vs 22nm)