Intel Core i5 13400E 's Advantages
Lower TDP (65W vs 125W)
Intel Core i9 13900K 's Advantages
Better graphics card performance
Higher specification of memory (5600 vs 4800)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (3.0GHz vs 2.4GHz)
Larger L3 cache size (36MB vs 20MB)