Fill in the response. 2-way dialog: * Are mini-PCIe and regular PCIe slots compatible?. * Due to different dimensions, PCI Express Mini Cards are not physically compatible with standard full-size PCI Express slots; however, passive adapters exist that allow them to be used in full-size slots.. * What are the dimensions of a mini-PCIe card?. * 
Dimensions of PCI Express Mini Cards are 30 × 50.95 mm (width × length) for a Full Mini Card.