AMD Ryzen 9 3900X 's Advantages
Higher specification of memory (DDR4-3200 vs DDR4-2933)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.8GHz vs 3.3GHz)
Larger L3 cache size (64MB vs 20MB)
Lower TDP (105W vs 165W)
Intel Core i9 10940X 's Advantages
Larger memory bandwidth (93.8GB/s vs 47.68GB/s)