Intel Xeon w7 3465X 's Advantages
Released 13 years and 11 months late
Higher specification of memory (4800 vs 1333)
Newer PCIe version (5 vs 2)
Larger L3 cache size (75MB vs 8MB)
More modern manufacturing process (10nm vs 45nm)
Xeon W5580 's Advantages
Higher base frequency (3.2GHz vs 2.5GHz)
Lower TDP (130W vs 300W)