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
PCIe x16 2.0 stuck @1.1 | TechPowerUp Forums
What Does PCIe x16 Mean? [Beginner's Guide]
Amazon.com: QINGSEA Q High Speed PCI Express Riser Card PCI-E 3.0 x 16 Riser Card Extender Ribbon Flexible Extension Cable 90 Degree for Computer Graphic Cards (30CM) : Electronics
Which slot should I put my GPU in? Does a Graphics Card Have to Go in the First PCI-E Slot? - Quora
SAPLOS Radeon HD 5450 Graphics Card,Low Profile GPU,2GB,GDDR3,64 Bit,DVI,HDMI,VGA,PCI Express x16,PC Video Card for Silent HTPC Builds,DirectX 11 - Walmart.com
PCIe 3.0 x8 vs. x16: Does It Impact GPU Performance? | GamersNexus - Gaming PC Builds & Hardware Benchmarks
Matrox C680 PCIe x16 Graphics Card C680-E4GBF B&H Photo Video
Speed testing -x16 vs. -x1 with PCI Express video cards