AMD Ryzen Threadripper 3990X 's Advantages
Larger memory bandwidth (95.37GB/s vs 76.8GB/s)
Higher base frequency (2.9GHz vs 2.4GHz)
Larger L3 cache size (128MB vs 30MB)
Intel Core i9 12900F 's Advantages
Released 2 years late
Higher specification of memory (DDR5-4800 vs DDR4-3200)
Newer PCIe version (5 vs 4.0)
Lower TDP (65W vs 280W)