# Motherboard MSI PRO B840-P WIFI ATX Socket AM5 AMD B840, DDR5, 4 DIMM, Wi‑Fi 6E/7, 2.5Gb LAN, M.2 x2

**URL:** https://aio.lv/en/product--msi-7e57-001r--11227464
**Data updated:** 2026-01-21 11:08 (EET)
**Category:** Motherboards
**Manufacturer:** MSI
**Manufacturer code:** 7E57-001R
**EAN:** 4711377286596
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 142.49 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 117.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--msi-7e57-001r--11227464

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

MSI PRO B840-P WIFI is an ATX motherboard for Socket AM5 supporting AMD Ryzen 7000 series processors and up to 256 GB DDR5 (4 DIMM, dual-channel, up to 8000 MHz). Features include onboard Wi‑Fi (Wi‑Fi 6E/Top Wi‑Fi 7 support), Bluetooth 5.4, 2.5 Gb Ethernet, Realtek ALC897 7.1 audio, UEFI AMI BIOS, 2× M.2 (PCIe 4.0), 4× SATA III, RAID support and multiple USB ports for desktop PC builds.

## Long description

The MSI PRO B840-P WIFI is an ATX motherboard with an AMD B840 chipset and Socket AM5, designed to support AMD Ryzen 7000, 8000 and 9000 series processors. Finished in a neutral silver color, it includes integrated Wi‑Fi 7 (EZ Antenna), 2.5G LAN and PCIe 4.0 M.2 with EZ M.2 Shield Frozr II. The board supports DDR5 memory up to 256 GB and provides multiple storage options including M.2 and Micro SATA III, with RAID 0, 1 and 10 support.
Advantages
The PRO B840-P WIFI combines a 7+2+1 digital VRM power design with an 8‑pin CPU connector for sustained performance under heavy loads. Extended heatsinks, an enlarged chipset heatsink and high‑performance 7 W/mK thermal pads improve heat dissipation and stability for multi‑core workloads. The reinforced M.2 Shield Frozr protects NVMe drives and helps maintain consistent transfer speeds. Built‑in high‑bandwidth network options (Wi‑Fi 7 and 2.5G LAN) deliver low‑latency connectivity for demanding applications.
Suitable for
Workstation and productivity PC builds requiring AM5 compatibility
Creators and professionals who need reliable multi‑core performance
Users seeking high‑speed networking with Wi‑Fi 7 and 2.5G Ethernet
Systems using DDR5 memory and PCIe 4.0 M.2 NVMe storage
Key specifications
Form factor: ATX
Chipset: AMD B840
Socket: Socket AM5 (supports AMD Ryzen 7000/8000/9000 series)
Memory: DDR5, 4 slots, up to 256 GB
Storage: PCIe 4.0 M.2 (with EZ M.2 Shield Frozr II), Micro SATA III, RAID 0/1/10
Network: Wi‑Fi 7 (802.11be) with EZ Antenna, 2.5G LAN
Power design: Direct 7+2+1 digital VRM, 8‑pin CPU power connector
How to use
Install the motherboard into an ATX‑compatible case and connect the 8‑pin CPU power along with the main 24‑pin ATX power connector. Populate DDR5 memory modules across the four DIMM slots according to the motherboard manual for optimal dual‑channel operation. Mount M.2 NVMe drives under the EZ M.2 Shield Frozr II and configure storage or RAID in the BIOS as needed. Connect the EZ Antenna for Wi‑Fi 7 and configure networking drivers in the operating system.
Usage recommendations
For sustained high performance, use a quality CPU cooler and ensure good case airflow. Update BIOS and chipset drivers to the latest versions before first use to guarantee full compatibility with Ryzen 7000/8000/9000 series processors and DDR5 memory. Follow the manual for proper memory slot population and RAID configuration.

## Specifications

### Features

| Feature | Value |
|---|---|
| Motherboard form factor | ATX |
| Motherboard chipset | AMD B840 |
| Component for | PC |
| Audio output channels | 7.1 |
| Windows operating systems supported | Windows 11 x64 |
| Motherboard chipset family | AMD |

| Feature | Value |
|---|---|
| Product colour | Black |

### Processor

| Feature | Value |
|---|---|
| Processor manufacturer | AMD |
| Processor socket | Socket AM5 |
| Maximum internal memory supported by processor | 256 GB |

### Memory

| Feature | Value |
|---|---|
| Number of memory slots | 4 |
| Maximum internal memory | 256 GB |
| Supported memory types | DDR5-SDRAM |
| Supported memory clock speeds | 4800, 5600 |
| Memory channels | Dual-channel |
| Memory slots type | DIMM |
| Supported memory clock speed (max) | 8000 MHz |
| ECC сompatibility | non-ECC |

### Expansion slots

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

### Network

| Feature | Value |
|---|---|
| Bluetooth version | 5.4 |
| Ethernet LAN | Yes |
| Bluetooth | Yes |
| Wi-Fi | Yes |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |

### Internal I/O

| Feature | Value |
|---|---|
| USB 2.0 connectors | 4 |
| Number of chassis fan connectors | 5 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| Number of SATA III connectors | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Total number of SATA connectors | 4 |
| RGB LED pin header | Yes |
| Number of RGB LED pin headers | 3 |
| Number of CPU fan connectors | 1 |
| Number of water pump connectors | 1 |

### Rear panel I/O ports

| Feature | Value |
|---|---|
| USB 2.0 ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| 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 |
|---|---|
| RAID levels | 1, 10 |
| Supported storage drive types | HDD & SSD |
| RAID support | Yes |
| Number of storage drives supported | 6 |
| Supported storage drive interfaces | Micro SATA III, M.2 |

### BIOS

| Feature | Value |
|---|---|
| BIOS type | UEFI AMI |

### Weight & dimensions

| Feature | Value |
|---|---|
| Width | 243.84 mm |
| Depth | 304.8 mm |

### Other features

| Feature | Value |
|---|---|
| Number of HDDs supported | 4 |
| Supported processor sockets | Socket AM5 |
| Wi-Fi standards | Wi-Fi 7 (802.11be), Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n), 802.11g, 802.11b, 802.11a |
| Audio chip | Realtek ALC897 |

## FAQ

### How much does the MSI PRO B840-P WIFI ATX Socket AM5 motherboard cost, and is it available for purchase?

The price is 142.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 113 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 02.07.2026 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can MSI PRO B840-P WIFI ATX Socket AM5 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 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 PRO B840-P WIFI ATX Socket AM5 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/11227464/65437245_large.webp