Intel Xeon Platinum 8580 's Advantages
Released 5 years late
Higher specification of memory (DDR5-5600 vs DDR4)
Larger L3 cache size (300MB vs 16.5MB)
More modern manufacturing process (10nm vs 14nm)
Intel Xeon Platinum 8256 's Advantages
Higher base frequency (3.8GHz vs 2GHz)
Lower TDP (105W vs 350W)