MSI B550-A PRO AM4 ATX Motherboard B550 DDR4 128GB PCIe 4.0
MSI B550-A PRO ATX motherboard for AMD Ryzen 5000/4000G/3000 AM4. Supports DDR4 to 4400MHz(OC) up to 128GB, PCIe 4.0, 2x M.2 Shield Frozr, 6x SATA, USB 3.2 Gen2 Type-C, Realtek LAN & ALC892 7.1 audio. Core Boost power design.
Доступно через 4–6 рабочих дней : 35 шт.
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The MSI B550-A PRO is a reliable ATX motherboard based on the AMD B550 chipset, designed for AMD Socket AM4 processors including Ryzen 5000, 4000 G-Series, and 3000 Series desktop CPUs. It delivers excellent value for gaming, productivity, and mining builds with PCIe 4.0 support for GPUs and NVMe SSDs, plus a robust 10-phase VRM with Core Boost for stable overclocking.
Key features include dual-channel DDR4 memory up to 128GB at 4400MHz(OC), two M.2 slots with Shield Frozr cooling, six SATA III ports with RAID 0/1/10, and versatile rear I/O: 1x USB 3.2 Gen2 Type-C, 1x Gen2 Type-A, 2x Gen1 Type-A, 4x USB 2.0, HDMI, DisplayPort, Gigabit Realtek 8111H LAN, and PS/2. Audio Boost with Realtek ALC892 provides 7.1-channel studio-grade sound. Premium thermal solutions like extended heatsinks ensure non-stop performance.
- CPU Support: AMD Ryzen 5000/4000G/3000 Series (AM4)
- Memory: 4x DDR4 DIMM, Dual-channel, up to 128GB 4400+(OC)MHz
- Expansion: 1x PCIe 4.0 x16, 1x PCIe 3.0 x16, 2x PCIe 3.0 x1, 2-Way CrossFire
- Storage: 2x M.2 (PCIe 4.0/3.0), 6x SATA III
- Connectivity: USB-C 3.2 Gen2, Gigabit LAN, 7.1 Audio, Flash BIOS button
- Other: No WiFi/BT, 6x fan headers, black PCB
| Processor manufacturer | AMD |
| Processor socket | Socket AM4 |
| Compatible processor series | AMD Ryzen 5000 Series, AMD Ryzen 4000 G-Series, AMD Ryzen 3000 Series |
| Maximum number of SMP processors | 1 |
| Supported memory types | DDR4-SDRAM |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Memory channels | Dual-channel |
| ECC compatibility | ECC & Non-ECC |
| Supported memory clock speeds | 1866,2133,2400,2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400 MHz (OC) |
| Maximum internal memory | 128 GB |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | SATA III |
| RAID levels | 0, 1, 10 |
| Number of M.2 (M) slots | 2 |
| Number of SATA III connectors | 6 |
| Maximum graphics card memory | 16000 MB |
| Parallel processing technology support | 2-Way CrossFireX |
| Maximum resolution | 4096 x 2160 pixels |
| USB 2.0 ports quantity | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| PS/2 ports quantity | 1 |
| HDMI ports quantity | 1 |
| DisplayPorts quantity | 1 |
| Ethernet interface type | Gigabit Ethernet |
| LAN controller | Realtek 8111H |
| Motherboard chipset | AMD B550 |
| Audio chip | Realtek ALC892 |
| Audio output channels | 7.1 channels |
| Product colour | Black |
| Motherboard form factor | ATX |
| Number of chassis fan connectors | 6 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| PCI Express x1 (Gen 3.x) slots | 2 |
| Width | 305 mm |
| Depth | 244 mm |
| Weight | 1 kg |