Out of memory. After loading the game, open the task manager to find out the memory usage. According to your computer without other software, the utilization rate should be around 50%-80%. If it is too high, it means that many softwares occupy memory in the background. It is suggested that there are many related memory optimization tutorials on the network, and memory problems need to be determined before optimization.
The performance of the graphics card is not good. Obviously, your graphics card can only be summarized in the middle and high-end graphics card, so it is easy to cause the problem of frame drop. Basically, it is obvious that the graphics card used belongs to the middle and high end, and the game setting is relatively high, only in the middle and high end. So if you use advanced game settings, it will lead to a decrease in severity. 、
Hard disk selection error. Since you use a mid-to-high-end configuration, your game storage should also use a solid state drive. Your so-called frame loss problem may be that the game is stored in the wrong place. Please check which hard disk your game is set on. If you are sure it is on a traditional hard disk, please move it to a solid-state hard disk. If it is on a solid-state drive, check the health of the solid-state drive.
Finally, because our computers are not high-end, especially 17 7700hq, which belongs to notebook CPU, its performance will never be better than that of desktop CPU. This notebook belongs to high-end settings, please check your game settings. LOL can run even on a low-end notebook (i3 4 generation), but it's just a setup problem.