Intel Xeon w9 3475X 's Advantages
Higher specification of memory (DDR5-4800 vs DDR4-3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (82.5MB vs 64MB)
AMD EPYC 7303 's Advantages
Released 7 months late
Higher base frequency (2.4GHz vs 2.2GHz)
Lower TDP (130W vs 300W)