AMD Ryzen 5 7430U 's Advantages
Better graphics card performance
Lower TDP (15W vs 55W)
AMD Ryzen 9 7940HX 's Advantages
Released 1 years late
Higher specification of memory (5200 vs 4267)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (2.4GHz vs 2.3GHz)
Larger L3 cache size (64MB vs 16MB)
More modern manufacturing process (5nm vs 7nm)