Gaming on a budget isn't unheard of and here's some economical graphics cards that'll give you plenty of eye-candy without drilling a hole in your wallet
This may be a generation older but the "BOOST" edition was released much later than the 650 Ti and featured a greater memory bus-width and had a factory overclock.
An improved version of the HD 7790, the R7 260X comes with higher core clock, increased memory clock and subsequently – greater performance.
The 750 Ti's younger cousin lacks a few CUDA cores and doesn't make for a great pick knowing that you have the 750 Ti within reach.
What was said for the 750 applies here as well. While it may be close to the R7 260X in performance, we really don't see a reason to pick this one when the R7 260X exists.