Asus Prime B550M-A
PRIME B550M-A - AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, 1Gb Ethernet, HDMI / D-Sub / DVI, SATA 6 Gb / s, USB 3.2 Gen 2 Type-A and Aura Sync RGB connector
- AMD AM4 socket for 3rd generation Ryzen ™ processors
- Full cooling: VRM radiator, PCH radiator, and FanXpert 2+
- Super-fast connectivity: dual M.2, PCIe 4.0, 1 Gb Ethernet and USB 3.2 Gen 2 Type-A
- Aura Sync RGB: addressable Gen 2 connector for RGB LED strips, which can be synchronized with compatible peripherals
CPU | AMD Socket AM4 processor |
Chipset | AMD B550 |
Memory |
3rd Gen AMD Ryzen ™ Processors 4 x DIMM, Max. 128GB, DDR4 4600 (OC) / 4400 (OC) / 4266 (OC) / 4133 (OC) / 4000 (OC) / 3866 (OC) / 3733 (OC) / 3600 (OC) / 3466 (OC) / 3333 ( OC) / 3200/3000/2800/2666/2400/2133 MHz Un-buffered Memory * 3rd Gen AMD Ryzen™ with Radeon™ Graphics Processors 4 x DIMM, Max. 128GB, DDR4 4800 (OC) / 4600 (OC) / 4466 (OC) / 4400 (OC) / 4266 (OC) / 4133 (OC) / 4000 (OC) / 3866 (OC) / 3733 (OC) / 3600 ( OC) / 3466 (OC) / 3333 (OC) / 3200/3000/2800/2666/2400/2133 MHz Un-buffered Memory * Dual Channel Memory Architecture ECC Memory (ECC mode) support varies by CPU. |
Graphic | 1 x D-Sub 1 x DVI-D 1 x HDMI 2.1 (4K @ 60HZ) |
Expansion slots |
3rd Gen AMD Ryzen ™ Processors 1 x PCIe 4.0 x16 (x16 mode) 3rd Gen AMD Ryzen™ with Radeon™ Graphics Processors 1 x PCIe 3.0 x16 (x16 mode) AMD B550 Chipset 2 x PCIe 3.0 x1 |
Storage |
Total supports 2 x M.2 slot (s) and 4 x SATA 6Gb / s ports 3rd Gen AMD Ryzen ™ Processors: 1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110 (PCIE 4.0 x4 and SATA modes) storage devices support 3rd Gen AMD Ryzen™ with Radeon™ Graphics Processors: 1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110 (PCIE 3.0 x4 and SATA modes) storage devices support AMD B550 Chipset: 1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support 4 x SATA 6Gb / s port (s), Raid Support 0, 1, 10 |
LAN | Realtek RTL8111H 1Gb Ethernet |
Audio | Realtek ALC887 7.1 Surround Sound High Definition Audio CODEC * - Function support: Jack-detection, Jack-detection, Multistreaming, Front Panel Jack-retasking Audio features: - Physical protection: separation of analog and digital signals and reduction of multilateral interference. - An intelligent design: separation of the right and left channels to maintain the quality of the audio signals. * Choose the chassis with HD audio module in front panel to support 8-channel audio output. |
USB ports |
Rear USB Port (Total 6) 2 x USB 3.2 Gen 2 port (s) (2 x Type-A) 4 x USB 3.2 Gen 1 port (s) (4 x Type-A) Front USB Port (Total 6) 2 x USB 3.2 Gen 1 port (s) (2 x Type-A) 4 x USB 2.0 port (s) (4 x Type-A) |
Rear I / O interface | 1 x PS / 2 keyboard / mouse combo 1 x DVI-D 1 x D-Sub 1 x LAN (RJ45) 1 x HDMI 4 x USB 3.0 ([blue]) 3 x audio jack (s) 2 x USB 3.2 Gen 2 ([turquoise]) (2 x Type-A) |
Internal I / O interface | 2 x USB 2.0 port (s) supporting 4 additional USB 2.0 port (s) 1 x socket M.2 3 with M Key, type 2242/2260/2280/22110 storage devices support (SATA mode & X4 PCIE mode) 4 x SATA 6Gb / s connector (s) 1 x CPU fan connector (s) 2 x chassis fan connector (s) 1 x CPU OPT Fan connector (s) 1 x S / PDIF output header (s) 1 x EATX 24 pin power connector (s) 1 x Front panel audio connector (AAFP) 2 x Aura RGB Strip Headers 1 x Addressable Gen 2 header (s) 1 x USB 3.2 Gen 1 (up to 5Gbps) connector (s) support (s) additional 2 USB 3.2 Gen 1 port (s) 1 x Clear CMOS jumper (s) 1 x M.2 Socket 3 with M Key, type 2242/2260/2280 storage devices support (SATA mode & X4 PCIE mode) 1 x SPI TPM header 1 x 8-pin EATX 12V Power connectors 1 x System panel connector 1 x COM port connector 1 x Speaker connector |
Accessories | I / O cover 2 x SATA 6.0 Gb / s cable (s) 1 x Support DVD User manual 1 x M.2 SSD screw package (s) |
BIOS | 256 Mb Flash ROM, UEFI AMI BIOS |
Network management | WOL by PME, PXE |
Operating system | Windows® 10 64-bit |
Congestion factor | mATX 24.4 cm x 24.4 cm) |