Intel Xeon Silver 4309Y 's Advantages
Released 7 years and 10 months late
Higher specification of memory (2667 vs 1600)
Newer PCIe version (4 vs 3)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E3 1220 v3 's Advantages
Higher base frequency (3.1GHz vs 2.8GHz)
Lower TDP (80W vs 105W)