![Which GPU gets bottlenecked by PCI-E 3.0 x8 vs x16 ? Is any of them even bottlenecked ? : r/buildapc Which GPU gets bottlenecked by PCI-E 3.0 x8 vs x16 ? Is any of them even bottlenecked ? : r/buildapc](https://external-preview.redd.it/cEsOXUQ43u_oNa8PAk7Sm7RDfFb2ei_YthCulMUk96A.png?auto=webp&s=6799e2c0527aa8af2b20e14ddd3ff163a3829b7b)
Which GPU gets bottlenecked by PCI-E 3.0 x8 vs x16 ? Is any of them even bottlenecked ? : r/buildapc
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Amazon.com: JXSZ PCI-Express 8X to 16X Riser Adapter for 1u/2u PCI-E x8 to x16 Left-Facing 90-Degree Right-Angle Card : Electronics
![GPU running at x8 PCI-e instead of x16. GPU is seated in the 1st slot, tried seating in 2nd slot, then its running at 4x. Tried reinstalling drivers, tried adjusting some settings GPU running at x8 PCI-e instead of x16. GPU is seated in the 1st slot, tried seating in 2nd slot, then its running at 4x. Tried reinstalling drivers, tried adjusting some settings](https://i.redd.it/u7zmujyxb3881.png)
GPU running at x8 PCI-e instead of x16. GPU is seated in the 1st slot, tried seating in 2nd slot, then its running at 4x. Tried reinstalling drivers, tried adjusting some settings
![Amazon.com: PCIE Riser PCI Express x8 to PCIE x16 Male to Female Graphics Card Riser PCI E Extender PCIE3.0 PCI-E 16x Ribbon Extension Cable : Electronics Amazon.com: PCIE Riser PCI Express x8 to PCIE x16 Male to Female Graphics Card Riser PCI E Extender PCIE3.0 PCI-E 16x Ribbon Extension Cable : Electronics](https://m.media-amazon.com/images/I/51Pyf5Cx7XL.jpg)
Amazon.com: PCIE Riser PCI Express x8 to PCIE x16 Male to Female Graphics Card Riser PCI E Extender PCIE3.0 PCI-E 16x Ribbon Extension Cable : Electronics
![PCIe 3.0 x8 vs. x16: Does It Impact GPU Performance? | GamersNexus - Gaming PC Builds & Hardware Benchmarks PCIe 3.0 x8 vs. x16: Does It Impact GPU Performance? | GamersNexus - Gaming PC Builds & Hardware Benchmarks](https://www.gamersnexus.net/images/media/2016/gpu/pcie-test/pcie-lanes-mll-1440.png)
PCIe 3.0 x8 vs. x16: Does It Impact GPU Performance? | GamersNexus - Gaming PC Builds & Hardware Benchmarks
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PCI Express PCIe 3.0 x8 to x16 Riser Card Extension Cable 8Gbps High Speed PCI Express 16x Ribbon Extender 90 Degree Right Angle - AliExpress
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