Intel Xeon E5 2609 's Advantages
Lower TDP (80W vs 195W)
Intel Xeon Gold 6526Y 's Advantages
Released 11 years and 9 months late
Higher specification of memory (5200 vs 3)
Newer PCIe version (5 vs 3)
Higher base frequency (2.8GHz vs 2.4GHz)
Larger L3 cache size (37.5MB vs 10MB)
More modern manufacturing process (10nm vs 32nm)