Intel Xeon E5603 's Advantages
Lower TDP (80W vs 195W)
Intel Xeon Gold 6434 '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 (3.7GHz vs 1.6GHz)
Larger L3 cache size (22.5MB vs 4MB)
More modern manufacturing process (10nm vs 32nm)