AMD Ryzen 5 5600U 's Advantages
Integrated graphics card
Lower TDP (25W vs 55W)
AMD Ryzen 7 8840HX 's Advantages
Released 4 years and 3 months late
Higher specification of memory (5200 vs 4266)
Newer PCIe version (5 vs 3.0)
Higher base frequency (2.9GHz vs 2.3GHz)
Larger L3 cache size (64MB vs 16MB)
More modern manufacturing process (5nm vs 7nm)