Xeon E5530 's Advantages
Lower TDP (80W vs 250W)
Intel Xeon Gold 6448H 's Advantages
Released 13 years and 10 months late
Higher specification of memory (4800 vs 1066)
Newer PCIe version (5 vs 2)
Larger L3 cache size (60MB vs 8MB)
More modern manufacturing process (10nm vs 45nm)