You can use GPUs, but you will likely never earn enough money to even pay back the electricity cost. The market has moved onto power-efficient decicated mining equipment using ASICs. There are a lot of types of hardware, and I suggest searching around these and other forums for what hardware exists...

ok so what should i use to mine x11 here?

I have made several atempts to mine in this pool so I dont see the point on mentioning everything... so I will just ask what miner should I use what settings should i use basicly as you can see a how to start sort of guide. my gpu is a r9 270 2gb. Right now I use sgminer 4.1 with these settings and ...