Is good upgrade GTX 750ti 2GB from GTX 560 1GB non ti?

PC-G4MER

Reputable
Nov 12, 2014
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4,510
Hi im new here (sorry for my english).
Frist my pc specs (4years old):
CPU: i5 650 3,20 2 cores 4 threads
MOBO: intel DP55WB
RAM: Kingston 8GB 1333mhz CL9 dual channel
GPU: Asus engtx 560 1gb non ti
500gb harddisk seagate baracuda
PSU: seasonic Gseries 550
I want to upgrade my gpu.I play game in 1920x1080 resolution. I have choose ASUS GTX750TI-OC-2GD5.
Question is if my cpu bottlenecked this mentioned gpu?
And next question: if my MOBO: intel DP55WB(i dont flashing bios on this MOBO) is compatible with this mentioned gpu?
And is good upgrade GTX 750ti 2GB from GTX 560 1GB non ti or not?
Thanks for answers