For this chipset G45/G43, it have reached the end of support life, for that reason there will be no windows 10 driver. You can try with the latest one in our website, please check.
Unfortunately there are no drivers available for Windows 10 using the G45/G43 chipsets.
You can see the supported operating systems here:
Intel will not provide future software updates to support new operating systems or improve compatibility with third-party devices and software products.