

£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
37 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 |
Leanna (verified owner) –
Decent thermal performance, not the best
Parker (verified owner) –
Impressive speed, just a bit warm under load
Livia (verified owner) –
Stable and reliable so far, time will tell
Pedro (verified owner) –
Works flawlessly with my setup
Lucius (verified owner) –
A must-have upgrade for any serious gamer
Patience (verified owner) –
Would definitely buy again from this store
Luisa (verified owner) –
Very good quality but slightly pricey
Maudie (verified owner) –
Very stable even under heavy load
Neha (verified owner) –
Support was slow to respond
Marguerite (verified owner) –
No issues at all, plug and play with great performance
Rebeka (verified owner) –
Everything works fine, but delivery could be faster
Pius (verified owner) –
Not bad, but there are better options for the price
Landen (verified owner) –
No extras included, just the bare component
Minnie (verified owner) –
No major issues, but lacks polish
Orpha (verified owner) –
Solid performance, just wish it came with more documentation
Luis (verified owner) –
Fair price and great service
Noemie (verified owner) –
This component exceeded my expectations
Marc (verified owner) –
Installation was easy but needed a quick BIOS update
Mireya (verified owner) –
Works okay but not a huge improvement
Michel (verified owner) –
Massive improvement from my old component
Mackenzie (verified owner) –
Came with everything needed to get started
Marisa (verified owner) –
Works great but shipping took a bit longer than expected
Ofelia (verified owner) –
Nice upgrade, software could be improved
Maybelle (verified owner) –
Good value but no included cables
Lulu (verified owner) –
Helped speed up my PC noticeably
Lauretta (verified owner) –
Very efficient and stays cool
Lera (verified owner) –
My FPS increased significantly after installation
Norwood (verified owner) –
Very satisfied, just a small scratch on arrival
Lucienne (verified owner) –
Gets the job done, nothing more
Mathias (verified owner) –
Installation was simple and quick
Liana (verified owner) –
Good choice for mid-range builds
Lavonne (verified owner) –
Delivered ahead of time and well packed
Orin (verified owner) –
Build quality is impressive, fan a bit loud
Lew (verified owner) –
Highly recommend for any PC build
Macie (verified owner) –
Performance boost was noticeable
Lempi (verified owner) –
Had some issues during installation
Mustafa (verified owner) –
Happy with the product, minor noise under load