i have a 9400f rx 460 4gb 8 gb ram and i get fps drops below 30 fps in 720p while my brother gets constant 60-70 fps with gtx 1050 2gb and 16gb ram,howww?is it a ram issue,and here i was hoping to switch to 1080p.Saw online benchmark of rx 460 online,all had much better fps than mine in 1080p:0