Intel Xeon E3 1220 v2 's Advantages
Higher base frequency (3.1GHz vs 2.8GHz)
Lower TDP (69W vs 105W)
Intel Xeon Silver 4309Y 's Advantages
Released 8 years and 11 months late
Higher specification of memory (2667 vs 3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (10nm vs 22nm)