ASRock B550M-C System Board
Form Factor
mATX
Processor Support
Supports AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors* AM4 Socket *Not compatible with AMD Ryzen™ 5 3400G and Ryzen™ 3 3200G.
Memory
Four 288-pin DDR4 Dual Inline Memory Module (DIMM) sockets Support for DDR4 3200 / 3000 / 2666 / 2400 / 2133 MHz DIMMs Support for up to 64 GB of system memory
Chipset
AMD B550 Chipset
Audio
High Definition Audio subsystem Realtek ALC897 codec 7.1-channel audio subsystem Three analog audio ports Note: The front panel audio ports must be used to enable 7.1 audio
LAN
Realtek® RTL8111H Gigabit Ethernet Controller Intel 802.11ac WiFi Module IEEE 802.11a/b/g/n/ac Bluetooth 4.2 / 3.0 + High speed class II
Peripheral Interfaces
One PS/2 keyboard/mouse combo port One HDMI port One LAN (RJ45) port Four USB 2 ports (2- 10 pin headers) Eight USB 3.2 Gen1 (4- Rear ports + 2- 19 pin header) Two USB 3.2 Gen2 ports (1 Type-A, 1 Type-C) Six Serial ATA (SATA) channels (6.0 Gb/s)
Expansion Capabilities
Four PCI Express x16 Slots (PCIE1 wired 3.0/4.0* x16**, PCIE2 & PCIE3 wired x1, PCIE4 wired x4) Two M.2 Sockets (Key M) for SATA & PCIe X4 mode. *PCIE 4.0 for Vermeer and Matisse only **x8 for Picasso APUs only