Any good use for x1 PCIe slots? : rminilab

Retail boards based on this design ; GIGABYTE GTX 750 Ti OC 1 GB Rev 1032 MHz, 1111 MHz, 1350 MHz, 1024 MB, 171 mm inches, Dual-slot, 2x DVI 1x

List of Motherboards with 2 PCI-Express x1 Slots: ASRock B760M-H, ASRock H610MAC, ASRock B760M-HDV, ASUS ROG Strix B760-A Gaming WiFi,

1 malaysia slot It includes 2 x 160mm and 1 x 140mm pre-installed PWM fans and an innovative EXPANSION SLOT, 7 IO PORTS, 1 x Power Button 1 x Reset Button 2 x USB

123dd slot PCI Express: Unidirectional Bandwidth in x1 and x16 Configurations ; Generation, Year of Release, Data Transfer Rate ; PCIe , 2003, GTs