PCI-E 16x slot only running as 8x? Gigabyte P67A-UD5-B3

Pciex1_1 slot not working Whatever card I put in there, I get a blackscreen after boot up and have to force shutdown the system I have googled all week

✓ Mini PCIe to 3 PCIe 1x adapter expands 3 PCI express 1x slot via your motherboard with mini PCIe can use 3pcs PCI express card (Sound Card , Network

red tiger slot games 2 x PCI Express x1 slots * The PCIEX1_1 slot shares bandwidth with the PCI slot The PCI slot will become unavailable when a PCIEX1_1 expansion card is

slot domino * Please refer to com or user manual for Memory QVL Expansion Slots *The PCIEX16_2 slot shares bandwidth with the PCIEX1_1 slot, PCIEX1_2 slot and