I have a friend that has GTX 670 and he is very happy with it
- Spoiler:
GRAPHICS ENGINE SPECS
CUDA cores:
1344
Base Clock (MHz):
915
Boost Clock (MHz):
1019
Texture Fill Rate:
102.5
MEMORY SPECS
Standard Config:
2048 MB
Interface Width:
256-bit
Its price is around 300-330 euros
After that GTX 660Ti (Starting price 270) that is also very good
- Spoiler:
GRAPHICS ENGINE SPECS
CUDA cores:
1344
Base Clock (MHz):
915
Boost Clock (MHz):
980
Texture Fill Rate:
102.5
MEMORY SPECS
Standard Config:
2048 MB
Interface Width:
192-bit GDDR5
Bandwidth:
144.2
(Note:Im always speaking from reviews of others...I have tried them in a custom computer in nVidia's factory but the whole computer there was a beast so i dont know how they act in a normal computer)