Will PCIE2.0 work on a PCIE3.0? Tags: Graphics Cards CPUs Motherboards Graphics Last response: October 8, 2012 11:54 PM in Graphics & Displays Share Jepoy005 October 8, 2012 8:07:14 PM Hey guys im building an IVY BRIDGE CPU w/ Z77 motherboard. Now, the Z77 motherboard comes with 3 PCIE 3.0 sockets. My question is will the older version (PCIE2.0 x16) work on the new PCIE3.0 x 16? THank you so much for your answer! More about : pcie2 work pcie3 BeastLeeX a b U Graphics card October 8, 2012 8:10:51 PM its all backward compatible, 1-2% difference in a few games, but its mostly for marketing Jepoy005 October 8, 2012 8:14:15 PM BeastLeeX said:its all backward compatible, 1-2% difference in a few games, but its mostly for marketing Thank you LEE! Related resources Speed of PCIe3.0 slot in crossfire with PCIe2.0 - Forum PCIe3.0 card in PCIe2.0 slot - Forum Asrock extreme7gen3,only 1 pcie3.0 useable out of 5 pcie lanes??shame?? - Forum How does pci-e 2.0 and 3.0 work ? - Forum 2 Nvidia Graphics Cards - Forum Can't find your answer ? Ask ! Get the answer BeastLeeX a b U Graphics card October 8, 2012 8:43:27 PM NP proffet a b V Motherboard October 8, 2012 11:54:36 PM just a performance comparison for you to read, enjoy.. http://www.hardocp.com/article/2012/07/18/pci_express_2... Can't find your answer ? Ask ! Publish Related resources: ForumOfficial IB Thread Discussion ForumComputer stability issues ForumPcie2.0 and x16 ForumNew gaming PC build - budget US$3,000 (excl. monitor) ForumWill my slimline s3500 recognise a pcie x16 (gen2.1) card ForumPCIe 2.0 and PCIe 3.0 ForumBest pcie2.0 graphics card in market? ForumHaswell: News, Rumors & Reviews ForumNew build: Is my graphics card the weakest link? ForumHelp with my upgrade ForumFirst Time Builder ForumSuggestion for a new graphic card ForumUpgrade to GTX 680 Classified from this? Forum[Solved] Will this PSU power my GPU? ForumWindows XP will not load 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 !