Solved Using dedicated physx card on pci-e 2.0 x1? Tags: PCI Express Graphics Cards Physx Motherboards Nvidia Last response: July 8, 2013 11:25 AM in Graphics & Displays Share idkwho July 8, 2013 4:34:41 AM Hi what are the potential bottlenecks of using a gt640 as dedicated physx card in pci-e 2.0 with x1 bandwidth? Would you recommend it? My motherboard is a asus p8h61-m pro and i would be using a gtx 770 as my main gpu in the pci-e 2.0 x16 slot. Thank you More about : dedicated physx card pci Amdlova July 8, 2013 4:47:55 AM you need a 4x port to run i never see anyone using a graphic card on 1x pci-e m 0 l idkwho July 8, 2013 5:03:00 AM So will it work? If so what would be the bottleneck if used only as a dedicated physx card? m 0 l Related resources PCIe 2.0 x1 card in a PCI Slot - Forum Will PCI-E x1 card fit in a PCI-e 2.0 x16 slot? - Forum Using gt630 as dedicated Physx card with gtx760 - Forum Will using 2nd pcie x16 with pcie x1 slow my graphics card? - Forum Vertex Plus on a PCIe 2.0 x1 card - Forum Can't find your answer ? Ask ! Get the answer Mahisse a b U Graphics card July 8, 2013 5:17:58 AM Erhmm it's a good question. I found this old benchmark showing that dedicated physX on a PCIe isn't that bad in performance drop Have no idea how that would look like in a up to date benchmark. m 0 l 17seconds a c 595 U Graphics card a b V Motherboard a c 388 Î Nvidia July 8, 2013 11:21:14 AM You might be able to draw some conclusions from this chart. There isn't a lot of information on the topic. You will lose out on some performance with the x1 PCIe slot, but it's hard to say how much. http://www.tomshardware.com/reviews/nvidia-physx-hack-a... m 0 l Best solution 17seconds a c 595 U Graphics card a b V Motherboard a c 388 Î Nvidia July 8, 2013 11:25:02 AM A link to the page with the chart shown above by Mahisse. It looks like there isn't any real major drawback to using the x1 slot. Be sure you actually play some GPU-accelerated PhysX games before you even attempt to set it up. http://physxinfo.com/news/880/dedicated-physx-gpu-perfo... Share Can't find your answer ? Ask ! Publish Related resources SolvedUsing a dedicated PhysX card? Forum SolvedWorth Using a Dedicated PhysX Card? Forum SolvedUSB 2.0 card...PCI or PCI-e x1 Forum SolvedUsing a GTX 680 as a dedicated physx card Forum SolvedUsing a 8400gs as a dedicated Physx card??? Forum SolvedCan GT 430 can be used as dedicated physx card along with SAPPHIRE R9 270X???? Forum Will using a PCIe x1 to PCIe x16 adaptor give me decreased performance if i use a graphics card in the slot? Forum Dedicated physx card in x4 pcie slot Forum Should i use a dedicated Physx Card? Forum Can i use a pci express x1 USB 3 adapter card in a pcie x16 slott Forum Solvedwhen installing hd7770 graphic card on gigabyte b75m d3h motherboard it is blocking one of the two pcie X1 slot Forum Dedicated PhysX card not being used for Borderlands 2? Forum SolvedUsing a zombie for a dedicated physX Forum Use pcie x1 card in all the pcie x16 slots? Forum SolvedPCIE x1 card in PCIE x16 slot? 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 !