Xeon E7530 's Advantages
Lower TDP (105W vs 195W)
Intel Xeon Gold 6526Y 's Advantages
Released 13 years and 9 months late
Higher specification of memory (5200 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (2.8GHz vs 1.866GHz)
Larger L3 cache size (37.5MB vs 12MB)
More modern manufacturing process (10nm vs 45nm)