My MSI RTX 3060 Gaming X has been detected by my system running on PCIe X16 1.1 which should work on PCIe X16 4.0 | MSI Global English Forum
PCIe x16 2.0 stuck @1.1 | TechPowerUp Forums
PCIe 1.1 and 2.0 issue | TechPowerUp Forums
Amazon.com: PCIE to U.2 Adapter Card, PCIE X16 to 4 Port U.2 NVME SFF-8643/8639 Expansion Card, PCIE 4.0 U.2 Split Card with LED Indicator for Windows : Electronics
graphics card - New GTX 970 running on PCI-E 1.1 x16 instead of 2.0 - Super User
Compliant with PCI express 2.0, 1.1 Specification PCI-E X1 to 4PCI-E X16 Cards | eBay
Impact of PCI-E Speed on Gaming Performance | Puget Systems
Amazon.com: Diyeeni 1GB DDR5 Video Graphics Card, 128bit 1000MHz PCI Express x16 1.1 Graphics Card, for AMD Chip, HDMI, VGA and DVI Output, Single Fan Cooling System : Electronics
An PCI Express 3.0 card on a PCIe 1.1 slot - compatible? Performance? | Tom's Hardware Forum
PCI Express Scaling Game Performance Analysis review - BIOS Setup and Preliminary Testing
Impact of PCI-E Speed on Gaming Performance | Puget Systems