AMD Ryzen 7 8840U 's Advantages
Released 11 months late
Higher specification of memory (LPDDR5x-7500 vs DDR5-5200)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (3.3GHz vs 1.2GHz)
Larger L3 cache size (16MB vs 8MB)
Intel Processor U300 's Advantages
Lower TDP (12W vs 15W)