Xeon D 2798NT 's Advantages
Released 12 years and 11 months late
Higher specification of memory (3200 vs 1333)
Newer PCIe version (4 vs 2)
Larger L3 cache size (30MB vs 8MB)
More modern manufacturing process (10nm vs 45nm)
Lower TDP (125W vs 130W)
Xeon W5580 's Advantages
Higher base frequency (3.2GHz vs 2.1GHz)