Intel Xeon X5647 's Advantages
Higher base frequency (2.933GHz vs 2GHz)
Lower TDP (130W vs 350W)
Intel Xeon Platinum 8580 's Advantages
Released 12 years and 10 months late
Higher specification of memory (5600 vs 3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (300MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)