AMD Ryzen 5 3400G 's Advantages
Integrated graphics card
More modern manufacturing process (12nm vs 14nm)
Lower TDP (65W vs 125W)
Intel Core i9 10900KF 's Advantages
Released 10 months late
Larger memory bandwidth (45.8GB/s vs 43.71GB/s)
Larger L3 cache size (20MB vs 4MB)