ASRock B550 PG Riptide is an AMD B550 motherboard for supported AM4 Ryzen desktop processors, forming the basis of a desktop PC. Processor support depends on the specific CPU.
Four DDR4 DIMM slots support dual-channel memory. For storage, Hyper M.2 supports PCIe Gen4 x4 with specified processors, while Ultra M.2 supports PCIe Gen3 x4 or SATA3. Six SATA3 connectors offer additional storage connections.
Three PCI Express x16 slots and one PCI Express x1 slot accommodate expansion cards; their operating modes depend on the processor and slot use. HDMI provides graphics output, with HDMI 2.1 specified up to 4096 × 2160 at 60 Hz, subject to processor capabilities. Wired networking uses the Killer E3100G 2.5 Gigabit LAN controller, and audio is provided by a Realtek ALC897 codec for 7.1-channel HD audio.