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PRIME B550M-KARGB

Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard

Asus - Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard, AMD B550 Chipset, 2x DDR4 DIMM Memory slots, 1x DisplayPort, 1x HDMI Port, 1x PCI-e 4.0 x16 slot (Supports x16 mode), 1x PCI-e 3.0 x1 slot, 2x M.2 slots supports up to PCI-e 4.0 x4, 4x SATA 6Gb/s Ports, 1x Realtek 1GB Ethernet, USB 3.2 Gen 1 (5G) Ports (Type-A), USB 2.0 Ports (Type-A), Realtek 7.1 Surround Sound High Definition Audio Codec, 3x audio jacks, 1x PS/2 Keyboard/Mouse Combo Port
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PRIME B550M-KARGB Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard Image 2
PRIME B550M-KARGB Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard Image 3
PRIME B550M-KARGB Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard Image 4
PRIME B550M-KARGB Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard Image 5
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Prices, images and descriptions are for reference purposes only & may change without prior notice. PLEASE RELY ON ABOVE DESCRIPTIONS AND NOT ON IMAGES. PRIME B550M-KARGB Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard is available from Asus Laptops and it is sold as new from our Motherboards: AMD Socket AM4 Motherboard range of products. For reference purposes, the price of R1945 is valid 2026-10-17, and while stocks last, may be valid until . The price displayed is a guide for reference purposes only, and may change without prior notice. Reference prices are an invitation for potential buyers to make an offer to purchase, which we may reject without reason. A quote with final pricing is sent before a purchase can be made. T&C's apply. E&OE. Laptop Direct. You are looking at products found in the Motherboards: AMD Socket AM4 Motherboard category.
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Specification for the entire series

Important information: Kindly note that specifications differ between models. Features, options and accessories displayed below this paragraph are not included with this product unless it has been specified in the above description.


Please remember these important points when reading the information below this paragraph: Operating systems cannot be removed or changed, monitors are not included with computers, free Anti-virus and Office Software are trial versions or may have limited features and an additional license needs to be purchased to activate the full product.

PRIME B550M-KARGB

Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard

Asus Prime B550M-K ARGB AMD Ryzen 5000 Series Socket AM4 Mini-ITX Motherboard, AMD B550 Chipset, 2x DDR4 DIMM Memory slots, 1x DisplayPort, 1x HDMI Port, 1x PCI-e 4.0 x16 slot (Supports x16 mode), 1x PCI-e 3.0 x1 slot, 2x M.2 slots supports up to PCI-e 4.0 x4, 4x SATA 6Gb/s Ports, 1x Realtek 1GB Ethernet, USB 3.2 Gen 1 (5G) Ports (Type-A), USB 2.0 Ports (Type-A), Realtek 7.1 Surround Sound High Definition Audio Codec, 3x audio jacks, 1x PS/2 Keyboard/Mouse Combo Port

Overview:

The ASUS PRIME B550M-K ARGB AM4 M-ATX Motherboard is designed to unlock the full potential of the AMD Ryzen platform, supporting 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series processors. With a robust power design and comprehensive cooling solutions, this motherboard delivers the stability and performance required for daily productivity and demanding workloads. Whether you're a DIY PC builder or a professional seeking reliable performance, the PRIME B550M-K provides flexible tools for fine-tuning your system to match your specific needs.

Equipped with PCIe 4.0 support, the PRIME B550M-K ARGB ensures ultra-fast connectivity for GPUs, making it ideal for high-load, feature-rich builds. The motherboard also features dual M.2 slots for faster data transfer speeds and Realtek 1Gb Ethernet for stable network connectivity. With USB 3.2 Gen 1 ports, including front-panel Type-C support, the PRIME B550M-K enables effortless connection of peripherals for seamless multitasking and data management.

Cooling is a priority, and the PRIME B550M-K comes equipped with a PCH heatsink, hybrid fan headers, and Fan Xpert 2+, ensuring stable temperatures even under heavy workloads. These features help maintain system longevity and efficiency, making the motherboard a reliable foundation for demanding applications. Additionally, its Realtek 7.1 Surround Sound High Definition Audio CODEC enhances your multimedia experience, delivering immersive audio for gaming or content creation.

For builders seeking a personalized aesthetic, the PRIME B550M-K ARGB offers Aura Sync RGB lighting with onboard addressable Gen 2 headers, enabling customizable illumination that syncs with compatible hardware. With its durable design, advanced connectivity options, and intuitive setup process, this motherboard provides everything you need to create a high-performance, visually stunning PC.

Features:

  • Ready for Advanced AI PC: Designed for the future of AI computing, with the power and connectivity needed for demanding AI applications
  • AMD AM4 Socket: Ready for AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
  • Ultrafast Connectivity: PCIe 4.0, dual M.2 slots, Realtek 1Gb Ethernet, rear USB 3.2 Gen 1 ports and front USB 3.2 Gen 1 Type-C
  • Comprehensive Cooling: PCH heatsink, hybrid fan headers and Fan Xpert 2+
  • Aura Sync RGB Lighting: Onboard Addressable Gen 2 headers for RGB LED strips, easily synced with Aura Sync-capable hardware

Whats' in the box

  • Asus PRIME B550M-K ARGB AM4 M-ATX Motherboard - Black x1
  • SATA Cables x2
  • I/O Shield x1
  • M.2 SSD Screw Package x1
  • User Manual x1

Specifications:

© 2025 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered.
Specificationsspacer
Product CodePRIME B550M-KARGBspacer
CPUAMD Socket AM4 for AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
ChipsetAMD B550 Chipset
Memory2 x DIMM slots, Max. 64GB, DDR4 5100(OC) / 4866(OC) / 4600(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3400(OC) / 3333(OC) / 3200 / 3000 / 2933 / 2800 / 2666 / 2400 / 2133, Un-buffered Memory
Dual Channel Memory Architecture
* ECC memory (ECC mode) support varies by CPU.
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit
Graphics1 x DisplayPort
1 x HDMI port
* Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications.
** Supports max. 4K@60Hz as specified in DisplayPort 1.4.
*** Supports 4K@60Hz as specified in HDMI 2.1.
Expansion SlotsAMD Ryzen 5000 Series/ 3000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x16 mode)
AMD Ryzen 5000 G-Series/ 4000 G-Series Desktop Processors
1 x PCIe 3.0 x16 slot (supports x16 mode)
AMD B550 Chipset
1 x PCIe 3.0 x1 slot
StorageTotal supports 2 x M.2 slots and 4 x SATA 6Gb/s ports
AMD Ryzen 5000 Series/ 3000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 & SATA modes)
AMD Ryzen 5000 G-Series/ 4000 G-Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes)
AMD B550 Chipset
M.2_2 slot (Key M), type 2242 / 2260 / 2280 / 22110 (supports PCIe 3.0 x4 & SATA modes)
4 x SATA 6Gb/s ports
* AMD RAIDXpert2 Technology supports both PCIe RAID 0/1/10 and SATA RAID 0/1/10.
Ethernet1 x Realtek 1Gb Ethernet
USBRear USB (Total 6 ports)
4 x USB 3.2 Gen 1 (5G) ports (4 x Type-A)
2 x USB 2.0 ports (2 x Type-A)
Front USB (Total 7 ports)
1 x USB 3.2 Gen 1 (5G) connector (supports USB Type-C)
1 x USB 3.2 Gen 1 (5G) header supports 2 additional USB 3.2 Gen 1 ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
AudioRealtek 7.1 Surround Sound High Definition Audio CODEC
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback
Audio Features
- Audio Shielding
- Premium audio capacitors
- Dedicated audio PCB layers
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
Back Panel I/O Ports4 x USB 3.2 Gen 1 (5G) ports (4 x Type-A)
2 x USB 2.0 ports (2 x Type-A)
1 x DisplayPort
1 x HDMI port
1 x Realtek 1Gb Ethernet port
3 x Audio jacks
1 x PS/2 Keyboard/Mouse combo port
Internal I/O ConnectorsFan and Cooling related
1 x 4-pin CPU Fan header
2 x 4-pin Chassis Fan headers
Power related
1 x 24-pin Main Power connector
1 x 8-pin +12V Power connector
Storage related
2 x M.2 slots (Key M)
4 x SATA 6Gb/s ports
USB
1 x USB 3.2 Gen 1 (5G) connector (supports USB Type-C )
1 x USB 3.2 Gen 1 (5G) header supports 2 additional USB 3.2 Gen 1 ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Miscellaneous
3 x Addressable Gen 2 headers
1 x Clear CMOS header
1 x COM Port header
1 x Front Panel Audio header (AAFP)
1 x S/PDIF Out header
1 x Speaker header
1 x SPI TPM header (14-1 pin)
1 x 10-1 pin System Panel header
Special FeaturesASUS 5X PROTECTION III
- DIGI+ VRM
- LANGuard
- Overvoltage Protection
- SafeSlot Core
- Stainless-Steel Back I/O
ASUS Q-Design
- Q-DIMM
- Q-LED Core
- Q-Slot
ASUS Thermal Solution
- Aluminum heatsink design
Aura Sync
- Addressable Gen 2 headers
Software FeaturesASUS Exclusive Software
Armoury Crate
- Aura Creator
- Aura Sync
AI Suite 3
- Performance And Power Saving Utility
TurboV EVO
EPU
DIGI+ VRM
Fan Xpert 2+
- EZ update
ASUS CPU-Z
Norton 360 Deluxe (60 Days Free Trial)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
BIOS128 Mb Flash ROM, UEFI AMI BIOS
ManageabilityWOL by PME, PXE
AccessoriesCables
2 x SATA 6Gb/s cables
Miscellaneous
1 x I/O Shield
1 x Screw package for M.2 SSD
Documentation
1 x User guide
Operating SystemWindows 11, Windows 10 64-bit
Form Factormicro-ATX Form Factor
9.6 inch x 8.7 inch

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