Well, all games have different requirements.. so you need to check requirement section before downloading any game into your computer. All game have that section so by checking it you can easily decide that it will run or not on your computer.
These days most of the games require graphic card, so it will be in the list of that section for every 3d game.
In general every game comes with details of system requirement suitable for playing the game which gives you an idea whether your system is suitable or not. Other than that you can take help from online compatibility test as stated www.SystemRequirementsLab.com
Mostly any game need good Graphics card for well display of the picture so go for better one. check for compatibility.
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