Intel Xeon Platinum 8558U 's Advantages
Released 8 years and 6 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (260MB vs 6MB)
More modern manufacturing process (7nm vs 14nm)
Intel Xeon E3 1284L v4 's Advantages
Higher base frequency (2.9GHz vs 2.0GHz)
Lower TDP (47W vs 300W)