Intel Xeon E5603 's Advantages
Lower TDP (80W vs 270W)
Intel Xeon Gold 6444Y 's Advantages
Released 11 years and 11 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 2)
Higher base frequency (3.6GHz vs 1.6GHz)
Larger L3 cache size (45MB vs 4MB)
More modern manufacturing process (10nm vs 32nm)