Xeon W 1350P 's Advantages
Higher base frequency (4GHz vs 2.0GHz)
Lower TDP (125W vs 300W)
Intel Xeon Platinum 8558U 's Advantages
Released 2 years and 7 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (260MB vs 12MB)
More modern manufacturing process (7nm vs 14nm)