Xeon E7530 's Advantages
Lower TDP (105W vs 205W)
Intel Xeon Gold 6438M 's Advantages
Released 12 years and 10 months late
Higher specification of memory (4800 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (2.2GHz vs 1.866GHz)
Larger L3 cache size (60MB vs 12MB)
More modern manufacturing process (10nm vs 45nm)