Asus Prime B550M-A Socket Am4 Ddr4 Motherboard
Product Description
The ASUS Prime B550M-A AM4 motherboard blends reliability and performance, supporting AMD Ryzen processors and DDR4 memory. Featuring PCIe 4.0, M.2 slots, USB 3.2, and 5X Protection III for durability, it’s perfect for stable builds with enhanced connectivity and seamless multitasking capabilities.
Product Specifications
| Model | PRIME B550M-A |
| CPU | AMD AM4 Socket for AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors * |
| Chipset | AMD B550 |
| Memory | 4 x DIMM, Max. 128GB, DDR4 4866(O.C)/4800(O.C.)/4600(O.C)/4466(O.C.)/4400(O.C)/4333(O.C.)/4266(O.C.)/4200(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3400(O.C.)/3333(O.C.)/3200/3000/2933/2800/2666/2400/2133 MHz Un-buffered Memory * |
| Dual Channel Memory Architecture | |
| ECC Memory (ECC mode) support varies by CPU. | |
| * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types. | |
| Graphic | 1 x D-Sub |
| 1 x DVI-D | |
| 1 x HDMI 2.1(4K@60HZ) | |
| *Graphics specifications may vary between CPU types. | |
| Expansion Slots | AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors |
| 1 x PCIe 4.0 x16 (x16 mode) | |
| AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors | |
| 1 x PCIe 3.0 x16 (x16 mode) | |
| AMD B550 Chipset | |
| 2 x PCIe 3.0 x1 | |
| LAN | Realtek RTL8111H 1Gb Ethernet |
| Audio | Realtek ALC887/897 7.1 Surround Sound High Definition Audio CODEC |
| - Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback | |
| Audio Feature : | |
| - LED-illuminated design | |
| - Audio Shielding | |
| - Dedicated audio PCB layers | |
| - Premium audio capacitors | |
| * 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) | |
| 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 | |
| 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 | |
| Back I/O Ports | 1 x PS/2 keyboard/mouse combo port(s) |
| 1 x DVI-D | |
| 1 x D-Sub | |
| 1 x HDMI | |
| 1 x LAN (RJ45) port(s) | |
| 2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A) | |
| 4 x USB 3.2 Gen 1 (blue) Type-A | |
| 3 x Audio jack(s) | |
| Internal I/O Ports | 1 x CPU Fan connector(s) |
| 1 x CPU OPT Fan connector(s) | |
| 2 x Chassis Fan connector(s) | |
| 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) | |
| 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s) | |
| 1 x M.2 Socket 3 with M Key, type 2242/2260/2280/22110 storage devices support (SATA mode & X4 PCIE mode) | |
| 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 | |
| 4 x SATA 6Gb/s connector(s) | |
| 1 x S/PDIF out header(s) | |
| 1 x 24-pin EATX Power connector(s) | |
| 1 x 8-pin EATX 12V Power connectors | |
| 1 x Front panel audio connector(s) (AAFP) | |
| 1 x Clear CMOS jumper(s) | |
| 1 x System panel connector | |
| 1 x COM port header | |
| 1 x Speaker connector | |
| Accessories | I/O Shield |
| 2 x SATA 6Gb/s cable(s) | |
| 1 x Supporting DVD | |
| User manual | |
| 1 x M.2 SSD screw package(s) | |
| BIOS | 256 Mb Flash ROM, UEFI AMI BIOS |
| Manageability | WOL by PXE |
| Operating System | Windows® 10 64-bit |
| Form Factor | mATX Form Factor |
| 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm ) |