Intel Xeon Platinum 8558 's Advantages
Released 5 years and 7 months late
Higher specification of memory (DDR5-5200 vs DDR4)
Newer PCIe version (5 vs 3)
Larger L3 cache size (260MB vs 8MB)
More modern manufacturing process (7nm vs 14nm)
Intel Xeon E 2124G 's Advantages
Higher base frequency (3.4GHz vs 2.1GHz)
Lower TDP (72W vs 330W)