GPU Upgrades

Hi, I've been looking to swap out my Dell XPS8910's OEM Nvidia GTX745 4GB card, currently with an Intel i7 6700, 8GB ram and 2tb HDD+ 32gb SSD. I'm considering purchasing a 1660TI, with a 450W recommendation (particularly Gigabyte GeForce GTX 1660 Ti OC). However, as this is an OEM 460W PSU it...

Hi Guys. My current setup is : ------------------------------------------------------------------------ Gigabyte H61M-S motherboard(rev. 1.0) | I5-3570(non K) | 16gb...

My younger bro is currently using a GT 210 in his rig, I purchased a GTX 750ti for him, he does have Nvidia's latest drivers installed but I heard I have to uninstall and reinstall drivers once you replace your GPU, so how do I uninstall the current drivers and reinstall the new ones that I...