AMD B450 AM4 mATX Motherboard (AMD CPU)
CHIPSET FEATURES: Note that not all processors are supported on every chipset, and support may require a BIOS upgrade. See your motherboard manufacturer’s website for compatibility).
3High-Speed Platform Lanes defined as the sum of GPP PCI Express lanes, SATA ports, and USB ports from the chipset and processor that can be used concurrently . High Speed Platform Lanes values as when equipped with a Ryzen processor. Athlon processors feature 2 fewer high-speed platform lanes.
*PCIe 4 functionality began with the AMD x570 chipset and AMD x570 compatible motherboards; the functionality is not backwards compatible with previous generations of motherboards or chipsets.