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.
Level up your custom PC build with the ASUS Prime LC 240 ARGB liquid CPU cooler – an all-in-one cooling solution engineered for performance, style, and ease of installation. Whether you’re building from scratch or upgrading your current setup, this cooler is designed to meet the demands of modern processors while enhancing your rig’s aesthetics.
The specially designed copper CPU contact plate provides a larger surface area for heat transfer, enabling faster and more efficient thermal dissipation. This ensures your CPU stays cool and stable under heavy workloads, reducing the risk of thermal throttling and maintaining peak performance.
FEATURES:
- AMD B550 Chipset motherboard and 240mm AIO CPU Liquid Cooler bundle
- Supports AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
- Supports DDR4 Memory, Dual Channel DDR4 5100 MT/s (OC) 64GB max capacity
- Realtek 1Gb Ethernet LAN
- Dual M.2 slots with PCIe 4.0 and PCIe 3.0 support
- Customisable infinity mirror lenses for stunning ARGB lighting effects and futuristic build aesthetics
- Enlarged copper CPU contact plate enhances heat transfer for superior thermal performance
- Pre-installed 12 cm ARGB fans with a 600–2200 RPM range for powerful and efficient cooling
- Compatible with Intel® LGA 1851, 1700, 1200, 115X and AMD AM5, AM4 sockets
SPECIFICATIONS:
- Asus PRIME B550M-K ARGB AM4 M-ATX Motherboard
- CPU: AMD Socket AM4 for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
- Chipset: AMD B550 Chipset
- Memory:
- 2 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.
- Graphics:
- 1 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 Slots:
- AMD 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
- * Please check the PCIe bifurcation table on the support site
- *Please check Asus support or download center for supported peripherals.
- Storage:
- Total 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.
- Ethernet:
- Rear 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
- Audio:
- Realtek 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 Ports:
- 4 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
- Operating System: Windows 11, Windows 10 64-bit
- Form Factor: Micro-ATX
-
- ASUS Prime LC 240 ARGB Liquid CPU Cooler
- Water Block
- Water block dimension: 6.51 x 6.0.6 x 6.85 cm
- Block Material (CPU Plate): Copper
- Radiator
- Radiator Dimension: 27.7 x 12 x 2.7 cm
- Tube: Sleeved Rubber tube
- Tube Length: 40 cm
- Fans
- Dimension:24 x 12.3 x 2.5 cm
- Size: 2 x Fan Slots (12cm)
- Speed: 600 – 2200 RPM +/- 10%
- Control Mode: PWM/ DC
- Noise: 34 dB(A)
- Air Flow: 75.7 CFM
- Static Pressure: 3.2 mmH2O
- Special Features
- AURA Sync Support: Yes
- Compatibility
- Intel LGA 1851, 1700, 1200, 115x
- AMD: AM5,AM4
WHAT’S IN THE BOX:
- Asus PRIME B550M-K ARGB AM4 M-ATX Motherboard – Black x1
- ASUS Prime LC 240 ARGB Liquid CPU Cooler x1
- Quick Start Guide x1
- Accessory Pack of Screws and Brackets x1
