GA-G41M-ES2L >>> Does it have a PCIe slot or ?

Two types of PCIe slot on an Asus H81M-K motherboard Various slots on a The thickness of these cards also typically occupies the space of 2 PCIe slots

slot can handle almost exactly what a PCIe x16 slot can currently handle PCIe x2 will still work with a PCIe x8 interface

pcie gen 4 in gen 3 slot Tobo 1x PCIe NVMe SSD + 2X SATA SSD PCIe x4, NVMe SSD NGFF to PCIE X16 Adapter Compatible with WindowsMacLinux PC DT-125 (PCI-E-2x SATA

pcie x 16 slot Pretty much, its a 16x slot that runs at 4x electrically which means its going to have 14 the bandwidth You are going to lose a lot of