Intel Xeon Platinum 8580 's Advantages
Released 11 months late
Higher specification of memory (DDR5-5600 vs DDR5-4800)
Larger L3 cache size (300MB vs 82.5MB)
Intel Xeon Platinum 8454H 's Advantages
Higher base frequency (2.1GHz vs 2GHz)
Lower TDP (270W vs 350W)