msi h61m-p20

cpu : i5 2500 gpu : gtx 960 ram : adata xpg 8gb ddr3 1600mhz

Now I want to play PUBG on my PC and i know my specs wont be suitable for gameplay. Now I'm thinking about upgrading it! Can I use AMD Ryzen 3 1200?? And also I want a Graphics Card. I'm planning to upgrade one this year and the other one next year. So what should I buy first ? My budget is...