AMD Ryzen 5 4500U 's Advantages
Released 1 years and 9 months late
Higher specification of memory (LPDDR4-4266 vs DDR4-2666)
Larger memory bandwidth (68.27GB/s vs 41.8GB/s)
Lower TDP (10W vs 45W)
Intel Core i5 8400H 's Advantages
Higher base frequency (2.5GHz vs 2.3GHz)