1st Time setup PCIe 2.0 crossfire please help... Tags: Crossfire ATI Biostar Motherboards Graphics Bug Last response: August 27, 2014 8:18 PM in Graphics & Displays Share Alson Yeap August 20, 2014 6:56:46 PM I'M 1st time setup ATI crossfire x My motherboard is biostar TA790GX3 A2+. Using this card in my motherboard Sapphire R7 260X (OC) x2 card If using PCIe 2.0 crossfire the PCIe bug card is x8 & x8 right. but in my windows 7 pro ATI ccc show the 1st bug card is x8 2nd card is x4 In my bios below setting. GFX Port 1 -Gen2 High Speed Mode -Auto (selected) -Disabled -Advertised RC -Sys. Initiated -Link ASPM -Disabled (selected) -LOs -L1 -LOs & L1 -Link Width -Auto (selected) -x1 -x2 -x4 -x8 -x16 Slot Power Limit, w 75 Compliance mode Disable (selected) Gen2 GEN1 GFX Port 2 -Gen2 High Speed Mode -Auto (selected) -Disabled -Advertised RC -Sys. Initiated -Link ASPM -Disabled (selected) -LOs -L1 -LOs & L1 -Link Width -Auto (selected) -x1 -x2 -x4 -x8 Slot Power Limit, w 75 Compliance mode Disable (selected) Gen2 GEN1 More about : 1st time setup pcie crossfire Reply to Alson Yeap Intel Celeron a b V Motherboard August 21, 2014 7:14:06 AM try disabling onboard graphics Reply to Intel Celeron m 0 l Alson Yeap August 27, 2014 8:18:17 PM I already disable on board display. Reply to Alson Yeap m 0 l Ask the community Post an answer Related resources SolvedPlease help, I have a mobo that has a pcie 3.0 x16 and pcie 2.0 x4. I want to crossfire 270x, will the performance suffer? Forum Help, please. Father/son 1st time build won't start (but it did) Forum Solved1st Time Builder 1000$ Budget w/ Nvidia GTX 760 help please. Forum SolvedHD7950 @ PCI-E x1 1.1 instead of x16 2.0, please help Forum Solved1st time powering on. Not appearing to boot. Help please. Forum Please help, 1st time setting Raid 0 with Asus z87-Pro! Forum I'm not sure what to do on InsydeH20 setup utility on my acer aspire laptop? Please help? Forum F20 Samba Server - Install, Setup and Map - Help please! Forum buying graphic card for 1st time, budget 85$USD please help Forum 1st time computer build question please help! Forum 1st time build,need help please Forum SolvedPlease Help me Setup RAID for the first time Forum VERY Novice (1st Time Builder) Please help! - i5 Gaming Build Forum 1st time building a system and guess what-- problems.. please help if you can Forum 1st Time Build - i7 non gaming Please Help! Forum 1st Time 64 BIT VISTA install, please help! Forum 1st time build-please help with components b4 my head explodes Forum 1st time building. Ordering in the next 2 days! Please help! Forum New, 1st time build- It's all gone so wrong, help please! Forum OC'ing for 1st time. please help Forum More resources 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 !