These are the perf levels 0, 1 & 2 I'm getting under the Graphics tab of CPU-Z in my laptop.
My question: Each level gives different core and memory clock levels, so choosing any level and clicking OK affects the GPU performance? If not, why do these options available?



My question: Each level gives different core and memory clock levels, so choosing any level and clicking OK affects the GPU performance? If not, why do these options available?