Sapphire is what I general go with, but the other two are fine also. I generally avoid Gigabyte for GPU. Stick with the 2gb, if going with a 270x. If you are willing to spend for a 4gb 270x, then step up to a better card like the R9 280 or 280x.
Sapphire is what I general go with, but the other two are fine also. I generally avoid Gigabyte for GPU. Stick with the 2gb, if going with a 270x. If you are willing to spend for a 4gb 270x, then step up to a better card like the R9 280 or 280x.