Question Freezing and porblems in a new ryzen 5 2400g build

Jun 16, 2019
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I just made a ryzen 5 build and installed windows on it but the it freezes at any time and even gta san andreas lagging too much in it have 8 gb ram

Does this happening because of i does not installed the drivers or because of high temprature in cpu plzz help me what to do