Intel Xeon E5 2603 v2 's Advantages
Lower TDP (80W vs 195W)
Intel Xeon Gold 6526Y 's Advantages
Released 10 years and 3 months late
Higher specification of memory (DDR5-5200 vs DDR3)
Newer PCIe version (5 vs 3)
Higher base frequency (2.8GHz vs 1.8GHz)
Larger L3 cache size (37.5MB vs 10MB)
More modern manufacturing process (10nm vs 22nm)