Mini PC with PCI Express x4 slot and 2 displays - SlimPro SP695PE
Powerful Mini PC with PCI slot expansion - Model: LPC-480PCIG4 | Stealth
Mini PC with PCI Express x4 slot
Mini PC with PCI Express x4 slot
ZBOX-ECM7307LH-BE | Zotac Mini PC ZBOX MagnusOne Barebone, 2.5 SSD / HDD Slot, M.2 PCIe SSD Slot, Intel Core i7 i7-10700 | Distrelec Italia
Mini Pcie Pcie 1 To 3 Pci Slot Riser Card Mini Itx To External 3 Pci-e Slot Adapter Pcie Port Multiplier Card For Motherboard - Pc Hardware Cables & Adapters - AliExpress