Sounds like this is a integrated APU graphics. What APU do you have?
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You get your drivers from Microsoft..through Windows Update.
The following AMD APU products with AMD Radeon™ Graphics support up to WDDM 1.2 and DirectX® 11 on Windows 10:
NOTE: These APU products must be installed only using the display driver version available via Windows Update. If you have upgraded to Windows® 10, please DO NOT install the AMD Catalyst™ Driver. Instead, enable Windows Update and allow it to detect and install the appropriate driver. If you have already upgraded to Windows® 10 and installed the AMD Catalyst™ Driver, please follow the steps listed below to resolve this issu
You can download the latest drivers for your system here.
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