In the AnTuTu benchmark (v9.0.7), the MediaTek chipset scored 1,017,488 points, that is, crossed the million mark. On Geekbench, the Dimensity processor scored 1273 points in single-core and 4324 points in multi-core tests. The Snapdragon 8 Gen 1 score is 1219 and 3154 points. That is, the MediaTek variant turned out to be faster. The fact is that it has slightly higher clock speeds.
As for the GPU, the Dimensity chipset scored 238 fps in the GFXBenc v3.0 Manhattan benchmark, while the Snapdragon got 267 fps. In the Aztec test at 1440p, the MediaTek processor achieved 43 fps, and the Snapdragon processor achieved 49 fps.
Thus, in terms of CPU, Dimensity 9000 overtook Snapdragon 8 Gen 1, and in terms of GPU, it lost to a competitor.