Pci e 16x@4x Tags: Radeon Catalyst PCI Express Graphics Last response: April 27, 2010 4:40 PM in Graphics & Displays Share mohamad_kross_33 April 27, 2010 11:18:31 AM Hello, i have installed an 5850 on my asrock mainboard a785gxh on 16x slot and i have one vga not crossfire but when igo to catalyst or gpu z it is running on 4x mode why ??????? thanks my os is 7 x64 catalyst 10.3 More about : pci 16x WR2 April 27, 2010 11:56:16 AM Is your 5850 installed in the orange PCI-e slot or the green slot PCI-e? m 0 l shadow187 April 27, 2010 12:11:36 PM Make sure your HD5850 is installed on the top PCI-E slot, which is usually always the 16x slot. m 0 l Related resources 560TI single card in PCI-E 16x (4x mode) slot - Forum PCI-E 16x (4x) less performance then a normal pci-e 3.0? - Forum Is there a PCI-e hub? Would it be possible to split a 16x lane into 4 4x lanes? - Forum PCI-e 4x in a PCI-e 16x slot? - Forum GTX 780 running at 4x PCI-E instead of 16x - Forum Can't find your answer ? Ask ! Get the answer Maziar April 27, 2010 12:27:31 PM Hello and welcome to the forums As shadow said make sure you have installed it on the top PCI-E slot not the second one m 0 l WR2 April 27, 2010 12:28:10 PM Which is the green slot on that board. m 0 l nytrus90 April 27, 2010 1:35:17 PM Hey i seem to be having the same kind of problem with my asrock 790gxh mobo i put my 5870 in the top x16 lane but it reads in CCC and everest and GPU-z as its running @ x8 also it seem that my bandwidth on my video card is only 116.2GB/s when it should be something like 153.XGB/s anyone got any leads? Kind Regards m 0 l shadow187 April 27, 2010 4:40:41 PM There's something enabled that causes slots to drop to 8x. I thought it was USB3.0. m 0 l Can't find your answer ? Ask ! Publish Related resources Can i connect a OCZ Revodrive 3 x2 480gb PCI-E 4x into a PCI-E 16x? Forum What does the pci-e 16x 8x 4x mean? Forum 4x on the PCI-E 16x port?!?! Forum PCI-E 16x vs. 4x Forum pci-e 4x vs pci-e 16x?? Forum Video card PCI-E 16x in a PCI-E 4x slot ???? Forum Video card PCI-E 16x in a PCI-E 4x slot ???? Forum SolvedCard works in PCI express 4x, but not in PCI express 16x Forum PCI Express 16x vs 4x Forum Issue 8600 gts works in 4x pci but dont work in 16x Forum little confused over 4x 16x pci express slots Forum SolvedSound card to PCI-E 16x slot Forum SolvedPCI-e 3.0 4x Slot Forum Solvedis this slot pci e x16 or pci 4x Forum SolvedCrossfire with 4x PCI-E 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 !