ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX
ASUS PRIME B550M-K, AMD, Socket AM4, AMD Ryzen 3000 Series, DDR4-SDRAM, 128 GB, DIMM
| Date | Price |
|---|---|
| 19 April 2026 | £92.90 |
| 28 April 2026 | £92.55 |
| 3 May 2026 | £92.55 |
| 10 May 2026 | £91.70 |
| 20 May 2026 | £91.70 |
| 22 May 2026 | £92.43 |
| 28 May 2026 | £92.43 |
| 6 June 2026 | £88.49 |
| 15 June 2026 | £97.72 |
| 23 June 2026 | £88.99 |
| 30 June 2026 | £94.65 |
| 2 July 2026 | £89.95 |
| 14 July 2026 | £89.95 |
| 16 July 2026 | £89.94 |
Compare ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX prices UK
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Product Information
ASUS Prime series is expertly engineered to unleash the full potential of 3rd Generation AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B550 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.
Tune It Your Way
Comprehensive controls form the foundation of the ASUS Prime series. The Prime B550 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work – maximizing your productivity.
Cooler by Design
Prime B550M-K is engineered with an array of hybrid fan headers and features comprehensive cooling controls that are configurable via Fan Xpert 2+ software or via the UEFI BIOS, ensuring your rig stays cool and stable under intense workloads.
Build on a Solid Foundation
Prime B550 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible transfer options.
Little Things Make a Big Difference
Prime B550 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive interface that let you customize your system to create a uniquely personal look.
Outstanding Audio
Combined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.
Product
- Name
- ASUS PRIME B550M-K AMD B550 Socket AM4 micro ATX
- Category
- Motherboards
- Brand
- ASUS
Weight & dimensions
- Width
- 244 mm
- Depth
- 244 mm
- Height
- 51 mm
Memory
- Supported memory types
- DDR4-SDRAM
- Number of memory slots
- 4
- Maximum internal memory
- 128 GB
- Memory slots type
- DIMM
- Supported memory clock speeds
- 2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4133,4266,4400,4600 MHz
Processor
- Processor manufacturer
- AMD
- Processor socket
- Socket AM4
- Compatible processor series
- AMD Ryzen 3000 Series
Rear panel I/O ports
- USB 2.0 ports quantity
- 0
- USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- 4
- USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
- 0
- USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
- 2
- USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
- 0
- Ethernet LAN (RJ-45) ports
- 1
- HDMI ports quantity
- 1
- DVI-D ports quantity
- 1
- PS/2 ports quantity
- 1
Internal I/O
- USB 2.0 connectors
- 2
- USB 3.2 Gen 1 (3.1 Gen 1) connectors
- 1
- ATX Power connector (24-pin)
- Yes
Network
- Wi-Fi
- No
- Ethernet LAN
- Yes
- LAN controller
- Realtek RTL8111H
Expansion slots
- PCI Express x1 (Gen 3.x) slots
- 2
- PCI Express x16 (Gen 4.x) slots
- 1
- Number of M.2 (M) slots
- 2
BIOS
- BIOS type
- UEFI AMI
- BIOS memory size
- 256 Mbit
Other features
- Weight
- 785 g
Features
- Motherboard form factor
- micro ATX
- Motherboard chipset family
- AMD
- Motherboard chipset
- AMD B550
- Windows operating systems supported
- Windows 10
Storage controllers
- Supported storage drive interfaces
- M.2, SATA
Logistics data
- Harmonized System (HS) code
- 84733020
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