Intel Xeon E3 1220L v3 's Advantages
Lower TDP (13W vs 300W)
Intel Xeon Platinum 8558U 's Advantages
Released 10 years and 3 months late
Higher specification of memory (DDR5-4800 vs DDR3-1600)
Newer PCIe version (5 vs 3)
Higher base frequency (2.0GHz vs 1.1GHz)
Larger L3 cache size (260MB vs 4MB)
More modern manufacturing process (7nm vs 22nm)