Slot SBC & Backplanes

Isn't storage specific? eg not a useful PCIe slot for anything other than plugging in an SSD

Any cheap x86 sbc's with a pcie slot ? I would start looking around an asrock deskmeet on amazonnewegg or a used dell precision compact 3240

slot frutta Slot x 2 101001000Base-TX Ethernet x 2 Intel G41 Computer Bus: PCIe; PICMG; Ports: Serial Interface; Parallel Interface; USB

slot race cars GHB-030 DeskWallRack Mount Compact Computer Chassis for a 3-slot passive backplane and a half-size SBC, 1U Single up to 350W ATX PS