Intel Xeon E3 1220L 's Advantages
Lower TDP (20W vs 350W)
Intel Xeon Gold 6458Q 's Advantages
Released 11 years and 9 months late
Higher specification of memory (DDR5-4800 vs DDR3)
Newer PCIe version (5 vs 3)
Higher base frequency (3.1GHz vs 2.2GHz)
Larger L3 cache size (60MB vs 3MB)
More modern manufacturing process (10nm vs 32nm)