Asus PRIME B550M-A AC AMD Chipset B550 Socket AM4 DDR4 USB HDMI DVI-D D-Sub SATA 6Gb/s Micro ATX Desktop Motherboard MB15K0-A01.
Chipset: AMD B550
Socket: AMD AM4
Compatible/Supported CPU: AMD Ryzen 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors
Max Supported Memory: 128GB
Number of Memory Slots: 4
Memory Type: DDR4 SDRAM
Speed: 4866MHz(O.C)/4800MHz(O.C.)/4600MHz(O.C)/4466MHz(O.C.)/4400MHz(O.C)/4333MHz(O.C.)/4266MHz(O.C.)/4200MHz(O.C.)/4133MHz(O.C.)/4000MHz(O.C.)/3866MHz(O.C.)/3733MHz(O.C.)/3600MHz(O.C.)/ 3466MHz(O.C.)/3400MHz(O.C.)/3333MHz(O.C.)/3200MHz/3000MHz/2933MHz/2800MHz/2666MHz/2400MHz/2133MHz
Storage Interface: SATA 3 6Gb/s
RAID Support: 0, 1, 10
Bluetooth Standard: Bluetooth 5.0
Wireless Lan Support: Realtek RTL8821CE, Wi-Fi 802.11 a/b/g/n/ac, supports dual band frequency 2.4/5 GHz
Network/Communications: Realtek RTL8111H 1Gb Ethernet
Audio: Realtek ALC887/897 7.1 Surround Sound High Definition Audio Codec
Connectors: 1x CPU Fan connector(s); 1x CPU OPT Fan connector(s); 2x Chassis Fan connector(s); 2x Aura RGB Strip Headers; 1x Addressable Gen 2 header(s); 1x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s); 2x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s); 1x M.2 Socket 3 with M Key, type 2242/2260/2280/22110 storage devices support (SATA mode & X4 PCIE mode); 1x M.2 Socket 3 with M Key, type 2242/2260/2280 storage devices support (SATA mode & X4 PCIE mode); 1x SPI TPM header; 4x SATA 6Gb/s connector(s); 1x S/PDIF out header(s); 1x 24-pin EATX Power connector(s); 1x 8-pin EATX 12V Power connectors; 1x Front panel audio connector(s) (AAFP); 1x Clear CMOS jumper(s); 1x System panel connector; 1x COM port header; 1x Speaker connector.
Input/Output Ports: 1x PS/2 keyboard/mouse combo port(s); 1x DVI-D; 1x D-Sub; 1x HDMI; 1x LAN (RJ45) port(s); 2x USB 3.2 Gen 2 (teal blue) (2 x Type-A); 4x USB 3.2 Gen 1 (blue) Type-A; 3x Audio jack(s); 1x ASUS Wi-Fi Module.
Expansion Slots: AMD Ryzen 5000 Series/ 3000 Series Desktop Processors: 1x PCIe 4.0 x16 (x16 mode); AMD RyzenTM 4000 G-Series Processors: 1x PCIe 3.0 x16 (x16 mode); AMD B550 Chipset: 2x PCIe 3.0 x1;
Form Factor: Micro ATX
Type: Desktop Motherboard
Supported Operating System: Microsoft Windows 10 64-bit
Additional Specifications:
Graphics
1x D-Sub
1x DVI-D
1x HDMI 2.1(4K@60HZ)
BIOS
256 Mb Flash ROM, UEFI AMI BIOS
ASUS Special Features
ASUS 5X PROTECTION III
- ASUS DIGI+ VRM
- ASUS LANGuard
- ASUS Overvoltage Protection
- ASUS SafeSlot Core
- ASUS Stainless-Steel Back I/O
ASUS Q-Design
- ASUS Q-DIMM
- ASUS Q-Slot
ASUS Thermal Solution
- Aluminum heatsink design
AURA Sync
- Standard RGB headers
- Addressable Gen 2 RGB header
ASUS Lighting Control
Software Features
ASUS Exclusive Software
Armoury Crate
- Aura Creator
- Aura Sync
AI Suite 3
- Performance And Power Saving Utility
TurboV EVO
EPU
Digi+ VRM
Fan Xpert 2+
- EZ update
ASUS CPU-Z
AI Charger
DAEMON Tools
Norton Anti-virus software (Free Trial for 60 days)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode