AMD Ryzen 9 6900HS 's Advantages
Higher specification of memory (LPDDR5-6400 vs DDR5-5600)
AMD Ryzen Z1 Extreme 's Advantages
Released 1 years and 4 months late
Better graphics card performance
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Newer PCIe version (4 vs 4.0)
More modern manufacturing process (4nm vs 6nm)
Lower TDP (9W vs 35W)