AMD Ryzen 5 4600U 's Advantages
Larger memory bandwidth (68.27GB/s vs 51.2GB/s)
Higher base frequency (2.1GHz vs 2.0GHz)
Lower TDP (10W vs 15W)
AMD Ryzen 7 7730U 's Advantages
Released 3 years and 4 months late
Higher specification of memory (LPDDR4x-4267 vs LPDDR4-4266)
Larger L3 cache size (16MB vs 8MB)