Intel Xeon E3 1220L 's Advantages
Lower TDP (20W vs 150W)
Intel Xeon Gold 5415 's Advantages
Released 11 years and 9 months late
Higher specification of memory (4400 vs 3)
Newer PCIe version (5 vs 3)
Higher base frequency (2.9GHz vs 2.2GHz)
Larger L3 cache size (22.5MB vs 3MB)
More modern manufacturing process (10nm vs 32nm)