AMD Ryzen Threadripper 2920X 's Advantages
Higher specification of memory (DDR4-2933 vs DDR4-2666)
Larger memory bandwidth (87.62GB/s vs 41.6GB/s)
Higher base frequency (3.5GHz vs 2.9GHz)
Larger L3 cache size (32MB vs 9MB)
Intel Core i5 9400 's Advantages
Integrated graphics card
Lower TDP (65W vs 180W)