Xeon L5645 's Advantages
Lower TDP (60W vs 185W)
Intel Xeon Gold 6426Y 's Advantages
Released 11 years and 11 months late
Higher specification of memory (4800 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (2.5GHz vs 2.4GHz)
Larger L3 cache size (37.5MB vs 12MB)
More modern manufacturing process (10nm vs 32nm)