How can I set PCIE 2.0 instead 3.0 on p8z77 WS ? Tags: Asus Motherboards Last response: June 4, 2012 6:47 PM in Motherboards Share venur June 4, 2012 4:39:27 PM Bought a new rig (spec on signature) and have a lot of problem with GPU (now it won,t even recognise it) Been told to switch the pcie 3.0 to 2.0 in the BIOS (it seems it has worked for many user of the p8z77), but I can,t find how to do it. More about : set pcie p8z77 geekapproved a b V Motherboard June 4, 2012 6:24:32 PM No idea how to do that or if it's possible but 2.0 cards will work fine in 3.0 slots, they are backwards compatible. Besides your 670's are 3.0, not sure why you would want 2.0. If it's possible it will be in your manual. m 0 l rolli59 a c 314 Ĉ ASUS a c 1183 V Motherboard June 4, 2012 6:47:45 PM It should be automatic, it will just default to the speed of the installed hardware. m 0 l Can't find your answer ? Ask ! Publish Related resources ASUS PCIe 3.0 Dual x16 support - conflicting information about the P8Z77 WS Forum ASUS SABERTOOTH Z77 vs ASUS P8Z77 WS (PCIe 3.0 questions) Forum SolvedPerformance loss from using pci-ex 2.0 instead of having pcie 3.0 Forum SolvedHow big is the performance difference between PCI-E 3.0 and 2.0? Forum SolvedMy PCIe 3.0 GTX 780 in a PCIe 2.0 slot, how much performance am I losing? Forum SolvedHow bottlenecked would a PCIe 3.0 x16 card be in a 2.0 8x slot? Forum How do I set my Asus P8Z77-V PRO to use both PCI-e 3.0 Slots? Forum SolvedHow do i check if my MOBO is PCI-e 2.0 or 3.0 Forum Gtx 780, pci-e 2.0 & 3.0, how significant? Forum How much better is PCIe 3.0 than 2.0 Forum How does pci-e 2.0 and 3.0 work? Forum How does pci-e 2.0 and 3.0 work? Forum More resources Read discussions in other Motherboards categories BIOS Boot Chipsets ASRock Asus Chaintech DFI Elitegroup FIC Foxconn Gigabyte Intel MSI-Microstar !