Intel Xeon w7 3455 's Advantages
Higher specification of memory (DDR5-4800 vs DDR5-4000)
Newer PCIe version (5 vs 4)
Higher base frequency (2.5GHz vs 2.1GHz)
Larger L3 cache size (67.5MB vs 37.5MB)
Intel Xeon Gold 5423N 's Advantages
Lower TDP (145W vs 270W)