Intel Xeon E5 4620 's Advantages
Higher base frequency (2.2GHz vs 2GHz)
Lower TDP (130W vs 350W)
Intel Xeon Max 9470 's Advantages
Released 10 years and 8 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (105MB vs 16MB)
More modern manufacturing process (10nm vs 32nm)