Xeon L5639 's Advantages
Lower TDP (60W vs 105W)
Intel Xeon Silver 4309Y 's Advantages
Released 10 years and 2 months late
Higher specification of memory (2667 vs 1333)
Newer PCIe version (4 vs 2)
Higher base frequency (2.8GHz vs 2.133GHz)
More modern manufacturing process (10nm vs 32nm)