Solved When using a r9 280x and 7970 in crossfire, witch card is better to put first? Tags: Graphics Graphics Cards AMD Crossfire Last response: May 30, 2014 10:41 PM in Graphics & Displays Share Frost307 May 30, 2014 10:08:10 PM When using a r9 280x and 7970 in crossfire, witch card is better to put first? Both cards will be clocked the same. More about : 280x 7970 crossfire witch card put Reply to Frost307 mazooni May 30, 2014 10:34:46 PM Depends on the motherboard. Reply to mazooni m 0 l Frost307 May 30, 2014 10:37:34 PM mazooni said:Depends on the motherboard. Its a MSI z77a-g45 gaming motherboard with a i7-3770. Reply to Frost307 m 0 l Can't find your answer ? Ask ! Get the answer Best solution mazooni May 30, 2014 10:41:05 PM Won't make a difference in performance. The one on the top will likely run a bit cooler but just a little bit nothing to worry about. Reply to mazooni Share Ask the community Post an answer Read discussions in other Graphics & Displays categories Ati GPUs Graphics Cards Gtx HD Monitors SLI Crossfire Tuner Cards Radeon Video Diamond Multimedia Matrox Nvidia Palit PowerColor Asus Games !