ASUS PRIME B550M-K ARGB mATX Motherboard (AMD AM4, DDR4, PCIe 4.0, Dual M.2, Wi-Fi 6)
SKU: PRIME-B550M-K-ARGBPC Components › Motherboards
฿2,746
Price includes 7% VATPrice updated November 2, 2026
In stock4 units3 years manufacturer's warranty
For orders placed before 12:00 on a business day; weekends excluded
GenuineFree delivery from ฿5,000Tax invoice
mATX motherboard for AMD Ryzen™ AM4 processors, supports DDR4, PCIe 4.0, Wi-Fi 6, and Aura Sync RGB with two M.2 slots, ideal for everyday users, gamers, and content creators seeking high performance at a reasonable price
Key features
- Supports AMD Ryzen™ AM4 processors, 5000/4000/3000 series
- 2 DDR4 slots support up to 5100MHz (OC) speed
- PCIe 4.0 x16 slot for high-end graphics cards
- Two M.2 slots supporting PCIe 4.0 x4 and SATA
- Supports Wi-Fi 6 and 1 Gbps Ethernet
Product description
ASUS PRIME B550M-K ARGB motherboard is designed to support all AMD Ryzen™ AM4 series processors, including the 5000, 4000, and 3000 series, with two DDR4 slots supporting up to 64GB capacity at speeds up to 5100MHz (OC), ensuring smooth performance for gaming, video editing, or multitasking. Equipped with a PCIe 4.0 x16 slot for high-end graphics cards and two M.2 slots supporting PCIe 4.0 x4 and SATA, enabling high-speed SSD installation on both slots. Features premium audio with Audio Shielding, high-quality capacitors, and a dedicated audio circuit to reduce noise and deliver clear sound. Supports Wi-Fi 6 and 1 Gbps Ethernet for high-speed internet connectivity, plus customizable Aura Sync RGB lighting controlled via software
More features
- Premium audio with Audio Shielding and high-quality capacitors
- Aura Sync RGB lighting controlled via software
- Supports latest AMD and NVIDIA graphics cards
- USB 3.2 Gen 1 and Gen 2 ports with front-facing Type-C
- Supports high-end graphics cards with ASUS SafeSlot Core
Specifications (35)
- LAN
- Realtek 1Gb Ethernet
- Chipset
- AMD B550
- M.2 Slots
- 2 x M.2
- PS/2 Port
- 1 x PS/2
- CPU Socket
- AMD AM4
- PCIe Slots
- 1 x PCIe 4.0/3.0 x16
- SATA Ports
- 4 x SATA 6Gb/s
- Audio Jacks
- 3 x Audio Jacks
- CPU Support
- AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
- Form Factor
- mATX
- Memory Type
- DDR4
- RGB Support
- Aura Sync
- Memory Slots
- 2 x DIMM
- Memory Speed
- 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
- RGB Lighting
- 3 x Addressable Gen 2 headers
- SafeSlot Core
- Yes
- USB 2.0 Ports
- 4 x Front USB 2.0
- Audio Features
- Audio Shielding, Premium audio capacitors, Dedicated audio PCB layers
- BIOS FlashBack
- Yes
- Display Outputs
- 1 x DisplayPort, 1 x HDMI™
- Expansion Slots
- 1 x PCIe 4.0/3.0 x16
- Graphics Output
- 1 x DisplayPort, 1 x HDMI™
- M.2 SATA Support
- Yes
- Power Connectors
- 1 x 24-pin ATX, 1 x 8-pin EPS
- HDMI Max Resolution
- 4K@60Hz (HDMI 2.1)
- Max Memory Capacity
- 64 GB
- USB 3.2 Gen 1 Ports
- 4 x USB 3.2 Gen 1
- USB 3.2 Gen 2 Ports
- 2 x USB 3.2 Gen 2 Type-A
- M.2 PCIe 3.0 Support
- Yes
- M.2 PCIe 4.0 Support
- Yes
- Memory Configuration
- Dual Channel
- Wireless Connectivity
- Wi-Fi 6
- Front Panel Connectors
- 2 x Front USB 3.2 Gen 1 Type-A, 1 x Front USB 3.2 Gen 1 Type-C
- DisplayPort Max Resolution
- 4K@60Hz (DisplayPort 1.4)
- USB 3.2 Gen 1 Type-C Ports
- 1 x Front USB 3.2 Gen 1 Type-C
Datasheets and manuals straight from the manufacturer — select a document to open or download it.
7 questions
Frequently asked questions about this product
Compiled from manufacturer information
What are the main specifications?
Main specifications of the ASUS PRIME B550M-K ARGB mATX Motherboard (AMD AM4, DDR4, PCIe 4.0, Dual M.2, Wi-Fi 6): LAN: Realtek 1Gb Ethernet; Chipset: AMD B550; M.2 Slots: 2 x M.2; PS/2 Port: 1 x PS/2; CPU Socket: AMD AM4; PCIe Slots: 1 x PCIe 4.0/3.0 x16; SATA Ports: 4 x SATA 6Gb/s; Audio Jacks: 3 x Audio Jacks; CPU Support: AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors; Form Factor: mATX; Memory Type: DDR4; RGB Support: Aura Sync
What are the key features?
Supports AMD Ryzen™ AM4 processors, 5000/4000/3000 series; 2 DDR4 slots support up to 5100MHz (OC) speed; PCIe 4.0 x16 slot for high-end graphics cards; Two M.2 slots supporting PCIe 4.0 x4 and SATA; Supports Wi-Fi 6 and 1 Gbps Ethernet; Premium audio with Audio Shielding and high-quality capacitors; Aura Sync RGB lighting controlled via software; Supports latest AMD and NVIDIA graphics cards
Is it in stock?
The ASUS PRIME B550M-K ARGB mATX Motherboard (AMD AM4, DDR4, PCIe 4.0, Dual M.2, Wi-Fi 6) is in stock and ready to ship. Orders placed before 12:00 on a business day are delivered within 1–3 business days (Bangkok and vicinity) or 2–5 business days (other provinces). Order online at store.gist.co.th or contact our sales team at 092-251-4017.
How much does it cost?
The price is ฿2,746 (including 7% VAT). It is in stock and ready to ship. Business customers can request a quotation at sales@gist.co.th.
How long is the warranty?
Warranty period: 3-year warranty (manufacturer's terms). To make a warranty claim, call 092-251-4017 or 065-523-5262, or email sales@gist.co.th (Mon–Fri 9:00–18:00), then send the product with your order number to our head office, or bring it to the head office in person.
How long does delivery take?
Orders placed before 12:00 on a business day are delivered within 1–3 business days (Bangkok and vicinity) or 2–5 business days (other provinces). Free delivery on orders of ฿5,000 or more (a ฿150 delivery fee applies below this amount).
Is it genuine?
Genuine products sourced from distributors in Thailand, covered by the manufacturer's warranty. Full tax invoices are available.
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Genuine products
Sourced from distributors in Thailand and covered by the manufacturer's warranty
Warranty period
3-year warranty
Covered by the manufacturer's warranty; you can make claims through GIST
Claims through GIST
Ship the product to our head office or bring it in person
Warranty conditions
- A receipt or other proof of purchase is required
- The product must not have been modified or altered
- Damage caused by misuse is not covered by the warranty
- To make a warranty claim, call 092-251-4017 or 065-523-5262, or email sales@gist.co.th (Mon–Fri 9:00–18:00), then send the product with your order number to our head office, or bring it to the head office in person.Head office: 554 Sky Nine Center, Floor 12A, Room 554/62, Asok-Din Daeng Road, Din Daeng Subdistrict, Din Daeng District, Bangkok 10400
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Price
฿2,746