asusgtx1070

Hi, I have recently purchased Ryzen 9 3900x and Msi x570 Gaming Plus motherboard, with G Skill TridentZ 3200 8gb x 2 Rams. Power Supply I am using is Coolermaster 750W Gold in Antec Dark Avenger Case. Now I am planning to buy two ASUS GTX 1070 dual 8 GB graphics card on it, but I am not sure...