AMD Ryzen 7 7840U's Advantages
Released 122 years and 4 months late
Better graphics card performance
Higher specification of memory (LPDDR5x-7500 vs DDR5-5200)
Higher base frequency (3.3GHz vs 1.2GHz)
Larger L3 cache size (16MB vs 10MB)
Lower TDP (15W vs 15W)
Intel Core 3 100UL's Advantages
Newer PCIe version (4 vs 4.0)