There can be a number of different reasons why your game might be running slow, even with a good graphics card.
The first thing to consider is the system requirements for the game. Depending on the game, high-end models of graphics cards may still not be able to meet all the requirements for the game to run smoothly. It could be that the graphics card you currently have is not strong enough to run the game at an optimal speed.
Another factor that could be causing your game to run slowly could be the amount of RAM you have installed on your computer. Having too little RAM in your system can cause the game to stutter and lag, making it difficult to play properly. Increasing the amount of RAM in your computer may help improve the performance of your game.
It is also possible that the driver for your graphics card is outdated or not compatible with the game. Upgrading the driver to the latest version may be necessary to make sure the game runs properly and without any issues.
Your computer’s overall hardware and software configuration can also have an impact on gaming performance. If your computer is running applications or services in the background that take up a lot of resources, this can affect the performance of your game. Making sure that there are no unnecessary programs or background processes running when playing games can help to ensure optimal performance.
Finally, it could be that the game itself is not optimised properly for your hardware setup. Many PC games come with highly advanced graphics, which require more processing power from your system. If the game has not been optimised for the hardware you are running, then it could affect performance and cause it to run slowly. You may need to look for a patch or update for the game in order to improve its performance.
Overall, there are a number of possible reasons why your game may be running slowly, even though you have a good graphics card. Ensuring that you have the right system requirements and that your hardware and software is up to date can help to ensure the best performance when gaming. Ultimately, however, it could be that the game itself just isn’t optimised correctly for your specific hardware setup.