pcie 4.0 ram, Amazon.com: EliteMini TH60 Windows 11 Pro Mini PC Intel Core i5-11400H, 16GB RAM, SSD 512GB, Wi-Fi 6E/Bluetooth 5.2/ DisplayPort, RJ45 2.5G, Slot PCIe 4.0, 5X USB Port, DC :, motherboard guide: ASUS and AMD bring PCI Express 4.0 to ROG Strix, TUF Gaming, and Prime - Edge Up