ASUS ROG Strix B450-F Gaming II AMD AM4 (Ryzen 5000, 3rd Gen Ryzen ATX Gaming Motherboard (8+4 Power Stages, HDMI 2.0b/DP,2 x PCIe 3.0 x16, USB 3.2 Gen 2 Type-C, BIOS Flashback,
5 Slot M.2 B-key SATA Base PCI-e 3.0 x2 Bandwidth Controller Card Require x16 Slot
What Does PCIe x16 Mean? [Beginner's Guide]
Impact of PCI-E Speed on Gaming Performance | Puget Systems