# Motherboard MSI B550 GAMING WIFI ATX — AMD B550, Socket AM4, DDR4, 4 DIMM, 128 GB, Wi‑Fi 5, Gigabit LAN

**URL:** https://aio.lv/en/product--msi-7c56-085r--11671179
**Data updated:** 2026-01-21 12:13 (EET)
**Category:** Motherboards
**Manufacturer:** MSI
**Manufacturer code:** 7C56-085R
**EAN:** 4711377376143
**Warranty:** 3 Years
**Availability:** Available for order
**Price:** 137.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 113.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--msi-7c56-085r--11671179

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.06.2026 | free |
| Pickup points | 30.06.2026 | 1.99 EUR |
| Courier delivery to door | 30.06.2026 | 4.99 EUR |

## Summary description

ATX motherboard MSI B550 GAMING WIFI for Socket AM4 processors (AMD Ryzen 3000 series compatible) with AMD B550 chipset. Supports up to 128 GB DDR4 across 4 DIMM slots in dual-channel, memory speeds up to 3200 MHz, ECC & non‑ECC. Integrated Wi‑Fi 5 and Bluetooth 5.0, Gigabit Ethernet (Realtek 8111H). Two M.2 slots (PCIe 4.0 x4 for first, PCIe 3.0 for second), six SATA III ports, multiple USB ports including USB‑C, HDMI and DisplayPort outputs, Realtek ALC897 7.1 audio and extensive fan/connectors for desktop PC builds.

## Long description

The MSI B550 GAMING WIFI is an ATX motherboard based on the AMD B550 chipset, designed for Socket AM4 processors. It supports AMD Ryzen 5000, 5000 G-Series, 4000 G-Series and 3000 Series CPUs, up to 128 GB DDR4 memory across four DIMM slots, SATA III HDD/SSD storage, gigabit Ethernet and Wi‑Fi 5 connectivity. The board includes PCIe 4.0 support for high-bandwidth graphics and storage, reinforced steel PCIe slots, extended heatsinks, M.2 Shield Frozr and an optimized PCB for improved transfer speeds and reliability.
Advantages
The motherboard provides a robust 10+2+1 Duet Rail power design with an 8‑pin CPU power connector and MOSFET thermal pads to sustain heavy loads and overclocking. Integrated Wi‑Fi 5 and 1G LAN deliver stable network performance, while Lightning Gen 4 PCIe and Lightning Gen 4 x4 M.2 enable fast gaming and storage responsiveness. Practical features such as the EZ M.2 clip, enlarged PCIe clip for one‑finger GPU installation and Clear CMOS button simplify installation and troubleshooting. Audio connectors use an isolated analog structure for improved sound clarity, and Mystic Light plus an RGB header allow system lighting control and extension.
Suitable for
Gaming PCs using AMD Ryzen Socket AM4 processors
High-performance single‑GPU systems with PCIe 4.0 devices
Content creation and multitasking with up to 128 GB DDR4 RAM
Systems requiring onboard Wi‑Fi 5 and gigabit Ethernet
Key specifications
Chipset: AMD B550 (ATX)
CPU support: AMD Ryzen 5000 / 5000 G‑Series / 4000 G‑Series / 3000 Series (Socket AM4)
Memory: DDR4‑SDRAM, 4 DIMM slots, up to 128 GB, up to 4400(OC) MHz
Power delivery: 10+2+1 Duet Rail Power System (55A DrMOS), 8‑pin CPU power
Expansion: PCIe 4.0 x16 (reinforced Steel Armor), additional PCIe slots
Storage: Lightning Gen 4 x4 M.2, M.2 Shield Frozr, SATA III
Network: Gigabit Ethernet (Realtek controller), Wi‑Fi 5 (802.11ac), Bluetooth 5.0
Audio: Realtek ALC897, 7.1 channels (Isolated analog structure)
Form factor: ATX; BIOS: UEFI AMI 256 Mbit; ACPI version 6.0; Clear CMOS jumper/button
How to use
Install the MSI B550 GAMING WIFI into a compatible ATX case and connect the 8‑pin CPU power cable and 24‑pin ATX power connector from your PSU. Fit an AM4‑compatible Ryzen processor and the appropriate CPU cooler, populate DDR4 DIMM slots according to the manual for dual‑channel operation, and mount M.2 SSD(s) using the EZ M.2 clip and M.2 Shield Frozr for thermal protection. Insert the graphics card into the reinforced PCIe x16 slot and secure it with the enlarged PCIe clip. Connect SATA drives, front panel headers and case fans, then attach the Wi‑Fi antennas. Power on and enter the UEFI BIOS to configure boot order, memory XMP/OC settings and network options.
Usage recommendations
For stable performance under sustained heavy load, ensure proper case airflow and use the MOSFET thermal pads and extended heatsinks provided. Update the UEFI BIOS to the latest version for optimal CPU and memory compatibility and enable recommended memory XMP/OC profiles only if adequate cooling and power delivery are in place.

## Specifications

### Features

| Feature | Value |
|---|---|
| Motherboard form factor | ATX |
| Motherboard chipset | AMD B550 |
| Component for | PC |
| Audio output channels | 7.1 |
| PC health monitoring | CPU, FAN, Temperature |
| Motherboard chipset family | AMD |

### Processor

| Feature | Value |
|---|---|
| Processor manufacturer | AMD |
| Maximum number of SMP processors | 1 |
| Processor socket | Socket AM4 |

### Memory

| Feature | Value |
|---|---|
| Number of memory slots | 4 |
| Maximum internal memory | 128 GB |
| Supported memory types | DDR4-SDRAM |
| Supported memory clock speeds | 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4533, 4600, 4733, 4800, 4866 |
| Memory channels | Dual-channel |
| Unbuffered memory | Yes |
| Memory slots type | DIMM |
| Supported memory clock speed (max) | 2667 MHz |
| ECC сompatibility | ECC & non-ECC |

### Expansion slots

| Feature | Value |
|---|---|
| PCI Express x1 (Gen 3.x) slots | 2 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| Number of M.2 (M) slots | 2 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| 1st M.2 largest key size | 22110 |
| 2nd M.2 largest key size | 2280 |
| 1st M.2 highest PCI Express generation | 4.0 |
| 2nd M.2 highest PCI Express generation | 3.0 |

### Graphics

| Feature | Value |
|---|---|
| Maximum resolution | 4096 x 2160 |
| Parallel processing technology support | Not supported |

### Network

| Feature | Value |
|---|---|
| Bluetooth version | 5.0 |
| Ethernet LAN | Yes |
| Bluetooth | Yes |
| LAN controller | Realtek 8111H |
| Wi-Fi | Yes |
| Ethernet interface type | Gigabit Ethernet |
| Top Wi-Fi standard | Wi-Fi 5 (802.11ac) |

### Internal I/O

| Feature | Value |
|---|---|
| USB 2.0 connectors | 4 |
| CPU fan connector | Yes |
| ATX Power connector (24-pin) | Yes |
| Chassis intrusion connector | Yes |
| Number of chassis fan connectors | 6 |
| Front panel audio connector | Yes |
| TPM connector | Yes |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| Number of SATA III connectors | 6 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Total number of SATA connectors | 6 |
| Front panel connector | Yes |
| 12V power connector | Yes |
| RGB LED pin header | Yes |

### Rear panel I/O ports

| Feature | Value |
|---|---|
| PS/2 ports quantity | 1 |
| USB 2.0 ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| S/PDIF out port | Yes |
| Digital audio optical out | 1 |
| WiFi-AP antenna jack | 2 |
| HDMI ports quantity | 1 |
| DisplayPorts quantity | 1 |
| 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 |

### Storage controllers

| Feature | Value |
|---|---|
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | SATA III |

### BIOS

| Feature | Value |
|---|---|
| BIOS memory size | 256 Mbit |
| BIOS type | UEFI AMI |
| ACPI version | 6.0 |
| Clear CMOS jumper | Yes |
| System Management BIOS (SMBIOS) version | 2.8 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Width | 304 mm |
| Depth | 243.84 mm |

### Other features

| Feature | Value |
|---|---|
| Wi-Fi standards | Wi-Fi 5 (802.11ac) |
| Audio chip | Realtek ALC897 |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | SATA |
| Drivers included | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 84733020 |

## FAQ

### How much does the MSI B550 GAMING WIFI ATX motherboard cost, and is it available for purchase?

The price is 137.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 442 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 25.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can MSI B550 GAMING WIFI ATX motherboard be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All MSI products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized MSI service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: motherboard form factor, motherboard chipset, component for, processor socket, number of memory slots, maximum internal memory, pci express x1 (gen 3.x) slots, pci express x16 (gen 3.x) slots, supported memory types, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for MSI B550 GAMING WIFI ATX motherboard?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11671179/66977219_large.webp