Intel Xeon Silver 4309Y 's Advantages
Released 10 years late
Higher specification of memory (DDR4-2667 vs DDR3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)
Intel Xeon E3 1240 's Advantages
Higher base frequency (3.3GHz vs 2.8GHz)
Lower TDP (80W vs 105W)