Intel Xeon Silver 4309Y 's Advantages
Released 11 years and 7 months late
Higher specification of memory (2667 vs 1333)
Newer PCIe version (4 vs 2)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (10nm vs 45nm)
Xeon X3470 's Advantages
Higher base frequency (2.933GHz vs 2.8GHz)
Lower TDP (95W vs 105W)