ASRock B550M Phantom Gaming 4 AM4 mATX – PCIe 4.0, M.2, HDMI

ASRock B550M Phantom Gaming 4 Micro-ATX Motherboard – AM4, PCIe 4.0, Dual M.2, RGB

Game Without Limits. Built for Ryzen. Designed by Gamers, for Gamers.

The ASRock B550M Phantom Gaming 4 is a feature-packed Micro-ATX motherboard tailored for serious gamers and PC builders. With support for AMD Ryzen 3000, 4000 G-Series, and 5000 processors, PCIe 4.0, ultra-fast M.2 SSD compatibility, and Polychrome RGB lighting, it brings speed, stability, and customisation together in one compact powerhouse.

🔑 Key Features & Benefits

✅ Supports Ryzen 3000, 4000G, and 5000 Series CPUs
✅ Hyper M.2 with PCIe Gen4 x4 (64Gb/s) for ultra-fast NVMe SSDs
✅ Dual Graphics Output – DisplayPort 1.4 & HDMI 2.1 (4K@60Hz)
✅ 8 Power Phase Design + Premium 50A Chokes for improved CPU stability
✅ AMD Smart Access Memory support for GPU performance gains
✅ USB 3.2 Gen1 (8 ports total) – Full-speed connectivity for peripherals
✅ Polychrome RGB Sync – Customise and sync lighting across devices
✅ 2oz Copper PCB – Better heat dissipation and energy efficiency for overclocking

⚙️ Technical Specifications

CPU Support:

• AMD AM4 Socket

• Supports Ryzen 3000, 4000 G-Series, and 5000 Desktop Processors

• Not compatible with Ryzen 5 3400G & Ryzen 3 3200G

• Digi Power Design, 8 Power Phases

Chipset:

• AMD B550

Memory:

• 4× DDR4 DIMM slots, dual channel, up to 128GB

• Supports DDR4 4733+ (OC) with XMP

• 15μ Gold Contacts for improved conductivity

Graphics Outputs:

• 1× HDMI 2.1 (4096x2160 @ 60Hz)

• 1× DisplayPort 1.4 (up to 5K @ 120Hz)

• Integrated Radeon Graphics supported via Ryzen APUs

• HDR, HDCP 2.3, Auto Lip Sync, and Deep Colour Support

Expansion Slots:

• 1× PCIe 4.0 x16 (Gen4 mode with Ryzen 3000/5000 CPUs)

• 1× PCIe 3.0 x16 (x4 mode)

• 1× PCIe 3.0 x1

• Supports AMD CrossFireX™

Storage Options:

• 1× Hyper M.2 (PCIe Gen4 x4 – 64Gb/s)

• 1× M.2 (PCIe Gen3 x2 & SATA3)

• 4× SATA3 6Gb/s (RAID 0/1/10)

USB Connectivity:

• 8× USB 3.2 Gen1 (4 front, 4 rear)

• 6× USB 2.0 (4 front, 2 rear)

Audio:

• Realtek ALC887/897 7.1 CH HD Audio

• ELNA Audio Capacitors

• Surge Protection

LAN:

• Realtek RTL8111H Gigabit Ethernet

• Wake-On-LAN, PXE Boot, ESD & Lightning Protection

Internal Connectors:

• 2× RGB LED headers

• 2× Addressable RGB headers

• 1× CPU Fan (4-pin)

• 3× Chassis/Water Pump Fan headers

• 2× USB 3.2 Gen1 headers (4 ports)

• 2× USB 2.0 headers (4 ports)

• SPI TPM Header

Rear I/O Ports:

• 1× HDMI Port

• 1× DisplayPort 1.4

• 4× USB 3.2 Gen1 Ports

• 2× USB 2.0 Ports

• 1× RJ-45 LAN Port

• 1× PS/2 Combo Port

• 3× HD Audio Jacks (Line-In / Front Speaker / Mic)

Form Factor:

• Micro-ATX (24.4 cm x 24.4 cm)

• Sapphire Black PCB with 2oz Copper Inner Layers

Operating System Support:

• Microsoft® Windows® 10 64-bit

📦 What’s in the Box

• ASRock B550M Phantom Gaming 4 Motherboard

• 2× SATA Data Cables

• I/O Shield

• 2× Screws for M.2 Drives

• Quick Installation Guide

• Driver & Utility Support CD

💡 Why Choose the ASRock B550M Phantom Gaming 4?

Designed for gamers, the B550M Phantom Gaming 4 blends powerful performance with striking aesthetics. Whether you're building a compact gaming PC or a productivity powerhouse, its PCIe 4.0 slot, dual M.2 support, Smart Access Memory compatibility, and RGB personalisation options give you the tools to build smarter, faster, and cooler. Reliable, stylish, and future-ready.