MSI PRO B840M-B High-Performance DDR5 Motherboard for Ryzen 9000/8000/7000 Series
The MSI PRO B840M-B is a DDR5 motherboard for AMD Ryzen™ 9000/8000/7000 series processors, featuring dual-channel memory up to 128GB with speeds up to 8000 MT/s (OC). It includes PCIe 4.0, 2.5G LAN, HDMI 2.1, and EZ Debug LED for reliable performance and easy setup. Available with nationwide delivery and cash-on-delivery across Pakistan.
Shipping & Delivery
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Pick up from the Megacomputer Store
To pick up today
Free
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Express delivery
Applicable to selected areas in Karachi only
1-2 Days
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TCS Courier delivery
Our courier partner will deliver to your specified address
Delays may occur due to situations out of our control
3-4 Days
₨ 35,855
Description
The MSI PRO B840M-B is a high-performance DDR5 motherboard engineered for AMD Ryzen™ 9000, 8000, and 7000 series processors on the AM5 socket. Built on the AMD B840 chipset, it delivers robust connectivity and reliable power delivery for demanding workloads and gaming.
With dual-channel DDR5 memory support up to 128GB and speeds reaching 8000 MT/s (OC), this motherboard ensures fast data access and smooth multitasking. It features PCIe 4.0 for graphics and storage, 2.5G LAN for high-speed networking, and comprehensive audio with Realtek ALC897 7.1-channel HD audio.
- Supports AMD Ryzen™ 9000/8000/7000 series processors on AM5 socket
- 2× DDR5 UDIMM slots, up to 128GB, with EXPO and speeds up to 8000 MT/s (OC)
- 1× PCIe 4.0 x16 slot and 2× M.2 PCIe 4.0 slots for fast storage
- Realtek 2.5G LAN for low-latency networking
- HDMI 2.1 (4K@60Hz) and VGA outputs for versatile display options
- EZ Debug LED and EZ Memory Detection for easy troubleshooting





Specification
Overview
| Warranty | 2 Years |
|---|---|
| Chipset | AMD B840 |
| CPU | Supports AMD Ryzen™ 9000 / 8000 / 7000 Series |
| Socket | AM5 |
| Memory | 2× DDR5 UDIMM, up to 128GB |
| Memory Speed | 8000–5600 MT/s (OC), 5600–4800 MT/s (JEDEC) |
| Memory Features | Dual Channel, EXPO, Non-ECC, Unbuffered |
| Graphics Output | HDMI 2.1 (4K@60Hz), VGA |
| Expansion Slots | 1× PCIe 4.0 x16, 1× PCIe 3.0 x1 |
| Audio | Realtek ALC897, 7.1-Channel HD Audio |
| Storage | 2× M.2 PCIe 4.0, 4× SATA 6G |
| RAID Support | RAID 0 / 1 / 10 (SATA), RAID 0 / 1 (M.2) |
| USB Ports | USB 2.0, USB 5Gbps Type-A & Type-C (Front & Rear) |
| LAN | Realtek 2.5G LAN |
| Internal Connectors | ATX Power, CPU Power, Fans, RGB, TPM, USB Headers |
| LED Features | EZ Debug LED, EZ Memory Detection |
| Back Panel | HDMI, VGA, USB, LAN, Audio, CMOS & BIOS Buttons |
| OS Support | Windows 11 (64-bit) |
| Memory Type | DDR5 |






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