PCIe x1 to 3 x1 Slot PCI-e Express Switch Multiplier Hub GPU Riser Card Adapter w/USB 3.0 Cable,PCIe 1x to 3 Ports Splitter Power by SATA & Molex for Video Card Mining -
GeForce® GT 730 PCIe x1 | ZOTAC
HIS Unveils the World's First PCIe x1 ATI Video Card | TechPowerUp
Speed testing -x16 vs. -x1 with PCI Express video cards
HIS 5450 Silence 1GB DDR3 PCIe 1x DP/DVI/VGA < スペシャル シリーズ < デスクトップ グラフィックス < Products | HIS Graphic Cards
AMD Radeon HD 8490 1GB PCI-Express X1 Modified Video Card GPU | eBay
Amazon.com: GLOTRENDS PCIe 3.0 X1 Extension Cable (23.6 Inch/60cm) to Extend PCIe X1 Slot Covered by Oversized GPU, for PCIe WiFi Card, M.2 PCIe X1 Card, Firewire Card, USB PCIe Card, Sound