Asrock B550M Pro4 micro ATX motherboard

ASRock B550M Pro4 | Micro ATX AMD B550 Motherboard

The ASRock B550M Pro4 AMD B550 Socket AM4 micro ATX motherboard delivers robust performance for AMD Ryzen processors with PCIe 4.0 support, comprehensive connectivity, and advanced power delivery for stable computing and overclocking potential.

Technical Specifications

Built for AMD Ryzen Performance

Engineered specifically for AMD Ryzen 3000 Series processors, this motherboard features the AMD B550 chipset with Socket AM4 compatibility. The 8+2 power phase design with premium 50A power chokes delivers stable voltage to your CPU even under heavy loads, making it ideal for both gaming and content creation workloads.

Next-Generation Storage Solutions

With three M.2 slots supporting NVMe SSDs, including one with PCIe Gen4 x4 bandwidth, you’ll experience lightning-fast storage speeds. The reinforced steel slots and M.2 armour protection ensure your high-performance drives stay cool and secure, while RAID 0, 1, and 10 support provides flexible storage configurations for your needs.

Comprehensive Connectivity Options

This micro ATX board offers extensive connectivity including four USB 3.2 Gen1 ports, one USB 3.2 Gen2 Type-A, and one USB 3.2 Gen2 Type-C port for high-speed data transfer. The HDMI 2.1 and DisplayPort 1.4 outputs support multi-monitor setups with resolutions up to 5120×2880, while the Realtek Gigabit Ethernet ensures reliable wired connections.

Enhanced Audio and RGB Customisation

Featuring the Realtek ALC1200 audio codec with 7.1 channel output, the Nahimic Audio technology delivers immersive sound for gaming and media. The Polychrome RGB system includes onboard headers and addressable RGB support, allowing you to synchronise lighting effects across compatible components for a personalised build aesthetic.

In the box

• ASRock B550M Pro4 motherboard
• I/O shield
• SATA cables
• User manual
• Driver CD

Before you order

• Confirm your AMD Ryzen processor is compatible with AM4 socket
• Verify your case supports micro ATX motherboard dimensions (244mm x 244mm)
• Check if you need Wi-Fi capability (this model has Ethernet only)
• Ensure your power supply has the required 24-pin ATX and 8-pin EPS connectors

Buyer FAQs

Summary & warranty

The ASRock B550M Pro4 offers excellent value for users building AMD Ryzen systems, combining PCIe 4.0 support, robust power delivery, and comprehensive connectivity in a micro ATX form factor. Its combination of performance features and expandability makes it suitable for both gaming and productivity builds. Covered by the applicable manufacturer warranty.