problems instaĺing new gpu

kris33

Reputable
Sep 15, 2015
21
0
4,510
ok so o had 2x radion hd 7970 3gigs. removedbthem both a plugged in a xfx 480 8gig. but on start up i get 1 long beep and 3 short. monitor wont power on. its a rampage iv extreme board.

i have tried different slots, pressing the cmos clear buttom etc

my power supply is 1350w 80 plus silver.

also if i revert back to one of the old cards it runs fine.

any help apreciated.