Intel Xeon E5 2667 's Advantages
Higher base frequency (2.9GHz vs 2.8GHz)
Larger L3 cache size (15MB vs 12MB)
Intel Xeon Silver 4309Y 's Advantages
Released 9 years and 1 months late
Higher specification of memory (2667 vs 3)
Newer PCIe version (4 vs 3)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (105W vs 130W)