AMD Ryzen 9 4900HS 's Advantages
Larger memory bandwidth (68.27GB/s vs 68.25GB/s)
Higher base frequency (3.0GHz vs 2.1GHz)
Apple M1 's Advantages
Released 8 months late
Higher specification of memory (LPDDR4X-4266 vs LPDDR4X-4266)
Newer PCIe version (4.0 vs 3.0)
Lower TDP (14W vs 35W)