Once you’ve made sure that Nvidia Image Scaling is not hindered by any requirement that you don’t meet or by a limitation that applies to your particular legacy GPU, the next thing you should do is make sure that NIS is enabled from the Nvidia Control Panel menu. Note:NIS is actually...
Nvidia says it's updated scaling tech has, "...a new algorithm that uses a 6-tap filter with 4 directional scaling and adaptive sharpening filters to boost performance. It sharpens and scales in a single pass, so is very efficient." Nvidia also included a comparison of the vario...