

£141.82 Original price was: £141.82.£133.68Current price is: £133.68.
£141.82 Original price was: £141.82.£133.68Current price is: £133.68.
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Product Description
ASRock B850M PRO RS Next-Gen AM5 Micro ATX Powerhouse

Engineered for Performance-Driven Builds
The ASRock B850M PRO RS stands at the intersection of power and reliability, built to handle the latest AMD Ryzen 9000, 8000, and 7000 series processors on the AM5 platform. This Micro ATX motherboard boasts a premium 8+2+1 Dr.MOS power phase design, ensuring clean and efficient power delivery for gamers and content creators. With support for blazing-fast DDR5 memory up to 8000+ MHz (OC), dual PCIe expansion slots including PCIe 5.0 x16, and multiple M.2 slots including one Gen5 Blazing M.2, it's ready to handle any next-gen workload with ease.
Advanced Cooling and DIY Features
Cooling and customization are at the core of the B850M PRO RS. It features a robust aluminum heatsink for optimal thermal regulation, intelligent fan headers with DC/PWM auto-sensing, and ASRock's Fan-Tastic Tuning for seamless control. A DIY-friendly layout includes M.2 bottom heatsinks, BIOS Flashback, and a pre-installed I/O shield for an effortless build experience. Designed to run cool and quiet, it delivers long-term durability and efficient operation even under extended load.

Next-Level Connectivity and Immersive Audio
With Realtek 2.5G LAN, USB 3.2 Gen2 ports (including Type-A and Type-C), and HDMI + DisplayPort dual graphics output, the B850M PRO RS is equipped for today's most demanding connectivity needs. It also features Nahimic Audio for studio-grade sound and noise-free voice communication across all devices. Polychrome RGB lighting and SignalRGB compatibility add a touch of style to your rig, letting you personalize your build like never before.

Specification | Details |
---|---|
Motherboard Type | Desktop |
Form Factor | Micro ATX |
Socket | AMD AM5 |
Chipset | AMD B850 |
DDR Type | DDR5 |
RAM Slots | 4 x DIMM |
Max RAM Speed | Up to 8000+ MHz (OC) |
Max RAM Capacity | 256GB |
Graphics Output | 1 x HDMI, 1 x Display Port |
Expansion Slots | 1 x PCIe 5.0 x16, 1 x PCIe 4.0 x4 |
Storage Options | 3 x M.2, 4 x SATA III |
LAN | 2.5G LAN |
Audio | 7.1 CH HD Audio (Realtek ALC897) |
Rear USB Ports | 1 x USB 10Gbps Type-C, 1 x USB 10Gbps Type-A, 2 x USB 5Gbps, 4 x USB 2.0 |
Front USB Ports | 1 x USB 5Gbps Type-C, 4 x USB 5Gbps Type-A, 4 x USB 2.0 |
I/O Ports | HDMI, Display Port, USB-C, USB-A, LAN, BIOS Flashback |
Internal Connectors | 24-pin ATX, 8+4-pin CPU, RGB headers, Fan headers |
Accessories | 2 x SATA Cables, 1 x M.2 Screw |
Warranty | 3 Year Replacement Warranty |
Other Options
Customer Reviews
25 reviews for Asrock B850M PRO RS, AMD B850, AM5, Micro ATX, 4 DDR5, HDMI, DP, 2.5G LAN, RGB, 3x M.2
Clear filtersRecently viewed
- Form Factor: Micro ATX
- Socket: AMD AM5
- Chipset: AMD B850
- DDR Type: DDR5
ASRock B850M PRO RS Next-Gen AM5 Micro ATX Powerhouse

Engineered for Performance-Driven Builds
The ASRock B850M PRO RS stands at the intersection of power and reliability, built to handle the latest AMD Ryzen 9000, 8000, and 7000 series processors on the AM5 platform. This Micro ATX motherboard boasts a premium 8+2+1 Dr.MOS power phase design, ensuring clean and efficient power delivery for gamers and content creators. With support for blazing-fast DDR5 memory up to 8000+ MHz (OC), dual PCIe expansion slots including PCIe 5.0 x16, and multiple M.2 slots including one Gen5 Blazing M.2, it's ready to handle any next-gen workload with ease.
Advanced Cooling and DIY Features
Cooling and customization are at the core of the B850M PRO RS. It features a robust aluminum heatsink for optimal thermal regulation, intelligent fan headers with DC/PWM auto-sensing, and ASRock's Fan-Tastic Tuning for seamless control. A DIY-friendly layout includes M.2 bottom heatsinks, BIOS Flashback, and a pre-installed I/O shield for an effortless build experience. Designed to run cool and quiet, it delivers long-term durability and efficient operation even under extended load.

Next-Level Connectivity and Immersive Audio
With Realtek 2.5G LAN, USB 3.2 Gen2 ports (including Type-A and Type-C), and HDMI + DisplayPort dual graphics output, the B850M PRO RS is equipped for today's most demanding connectivity needs. It also features Nahimic Audio for studio-grade sound and noise-free voice communication across all devices. Polychrome RGB lighting and SignalRGB compatibility add a touch of style to your rig, letting you personalize your build like never before.

Specification | Details |
---|---|
Motherboard Type | Desktop |
Form Factor | Micro ATX |
Socket | AMD AM5 |
Chipset | AMD B850 |
DDR Type | DDR5 |
RAM Slots | 4 x DIMM |
Max RAM Speed | Up to 8000+ MHz (OC) |
Max RAM Capacity | 256GB |
Graphics Output | 1 x HDMI, 1 x Display Port |
Expansion Slots | 1 x PCIe 5.0 x16, 1 x PCIe 4.0 x4 |
Storage Options | 3 x M.2, 4 x SATA III |
LAN | 2.5G LAN |
Audio | 7.1 CH HD Audio (Realtek ALC897) |
Rear USB Ports | 1 x USB 10Gbps Type-C, 1 x USB 10Gbps Type-A, 2 x USB 5Gbps, 4 x USB 2.0 |
Front USB Ports | 1 x USB 5Gbps Type-C, 4 x USB 5Gbps Type-A, 4 x USB 2.0 |
I/O Ports | HDMI, Display Port, USB-C, USB-A, LAN, BIOS Flashback |
Internal Connectors | 24-pin ATX, 8+4-pin CPU, RGB headers, Fan headers |
Accessories | 2 x SATA Cables, 1 x M.2 Screw |
Warranty | 3 Year Replacement Warranty |
Ray (verified owner) –
Product arrived dusty but functional
Michelle (verified owner) –
Strong build quality and smooth functionality
Lauryn (verified owner) –
My FPS increased significantly after installation
Leif (verified owner) –
Exactly as described and works great
Malika (verified owner) –
Good for budget builds, not for high-end use
Ora (verified owner) –
Average performance, expected a bit more
Maximo (verified owner) –
Build quality is just acceptable
Raina (verified owner) –
It’s fine, just not worth the hype
Quinton (verified owner) –
Installation was easy but needed a quick BIOS update
Mira (verified owner) –
Speed boost was immediately noticeable
Meggie (verified owner) –
Decent component but came in basic packaging
Marian (verified owner) –
No issues at all, plug and play with great performance
Otto (verified owner) –
Really impressed with the durability
May (verified owner) –
Works flawlessly with my setup
Magnolia (verified owner) –
Met my expectations but not blown away
Monroe (verified owner) –
Performance is inconsistent under load
Mustafa (verified owner) –
Super fast delivery and the product works perfectly
Neal (verified owner) –
Upgraded my system and noticed the difference instantly
Margot (verified owner) –
Not perfect but definitely worth the price
Pattie (verified owner) –
Product works, manual wasn’t very clear
Lysanne (verified owner) –
Massive improvement from my old component
Rafael (verified owner) –
Zero compatibility issues, great experience
Milo (verified owner) –
Gets the job done, nothing more
Malcolm (verified owner) –
Helped speed up my PC noticeably
Marcelo (verified owner) –
Would definitely buy again from this store