Intel Xeon Platinum 8558U 's Advantages
Released 6 years late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Larger L3 cache size (260MB vs 11MB)
More modern manufacturing process (7nm vs 14nm)
Intel Xeon W 2140B 's Advantages
Higher base frequency (3.2GHz vs 2.0GHz)
Lower TDP (120W vs 300W)