Xeon D 2899NT 's Advantages
Lower TDP (135W vs 350W)
Intel Xeon Platinum 8558P 's Advantages
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
Higher base frequency (2.7GHz vs 2.2GHz)
Larger L3 cache size (260MB vs 30MB)
More modern manufacturing process (7nm vs 10nm)