AMD Ryzen 7 3750H 's Advantages
Better graphics card performance
Higher base frequency (2.3GHz vs 2.0GHz)
Lower TDP (12W vs 15W)
AMD Ryzen 7 7730U 's Advantages
Released 4 years and 4 months late
Higher specification of memory (LPDDR4x-4267 vs DDR4-2400)
Larger memory bandwidth (51.2GB/s vs 35.76GB/s)
Larger L3 cache size (16MB vs 4MB)
More modern manufacturing process (7nm vs 12nm)