Intel Xeon Silver 4309Y 's Advantages
Released 6 years and 3 months late
Higher specification of memory (DDR4-2667 vs DDR4-2133)
Newer PCIe version (4 vs 3)
Higher base frequency (2.8GHz vs 2.2GHz)
More modern manufacturing process (10nm vs 22nm)
Intel Xeon E5 2658A v3 's Advantages
Larger L3 cache size (30MB vs 12MB)