Intel Core Ultra 5 134U 's Advantages
Released 4 years and 8 months late
Higher specification of memory (6400 vs 2666)
Larger memory bandwidth (102.4GB/s vs 41.8GB/s)
Newer PCIe version (4 vs 3.0)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (7nm vs 14nm)
Lower TDP (9W vs 45W)
Intel Core i5 9400H 's Advantages
Integrated graphics card
Higher base frequency (2.5GHz vs 0.7GHz)