ASRock B550 Phantom Gaming 4 – Specifications
The ASRock B550 Phantom Gaming 4 is an ATX motherboard designed for AMD Ryzen processors, offering PCIe 4.0 support, high-speed DDR4 memory, dual M.2 storage slots, and gaming-focused features.
General
- Chipset: AMD B550
- Socket: AM4
- Form Factor: ATX (30.5 × 24.4 cm)
- Power Design: 8-Phase Power Design with Digi Power
- OS Support: Windows 10 64-bit / Windows 11 64-bit
CPU Support
- AMD Ryzen™ 3000 Series
- AMD Ryzen™ 4000 G-Series
- AMD Ryzen™ 5000 Series
- AMD Ryzen™ 5000 G-Series Processors
Memory
- 4 × DDR4 DIMM Slots
- Maximum Capacity: 128GB
- Memory Speed: Up to DDR4-4733+ (Overclocked)
- Supports ECC & Non-ECC Unbuffered Memory (depending on CPU)
- XMP Memory Profile Support
Expansion Slots
- 1 × PCIe 4.0 x16 Slot
- 1 × PCIe 3.0 x16 Slot (x4 mode)
- 2 × PCIe 3.0 x1 Slots
- AMD CrossFireX™ Support
- 1 × M.2 Key E Slot for Wi-Fi Module
Storage
- 1 × Hyper M.2 (PCIe 4.0 x4) Slot
- 1 × M.2 (PCIe 3.0 x2 / SATA) Slot
- 6 × SATA III 6Gb/s Ports
- RAID 0, RAID 1, RAID 10 Support
- NVMe SSD Boot Support
Graphics
- HDMI 2.1 Output
- Supports 4K UHD (4096 × 2160) @ 60Hz
- HDR Support
- HDCP 2.3 Support (with compatible APU)
Audio
- Realtek ALC1220 / ALC1200 Audio Codec
- 7.1-Channel HD Audio
- Nahimic Audio Technology
- Premium Blu-ray Audio Support
Networking
- Realtek RTL8111H Gigabit LAN
- 10/100/1000 Mbps Ethernet
- Wake-on-LAN Support
USB Connectivity
- 6 × USB 3.2 Gen1 Rear Ports
- 2 × USB 3.2 Gen1 Front Ports
- Additional USB 2.0 Header Support
Rear I/O Ports
- 1 × HDMI Port
- 6 × USB 3.2 Gen1 Ports
- 1 × RJ-45 Gigabit LAN Port
- 3 × Audio Jacks
- 1 × PS/2 Combo Port
- 2 × Wi-Fi Antenna Ports (for optional Wi-Fi module)
RGB & Cooling
- 2 × RGB LED Headers
- 2 × Addressable RGB Headers
- 6 × Fan/Water Pump Headers
- Smart Fan Speed Control
Key Features
✔ AMD Ryzen 3000/4000G/5000 Series Support
✔ PCIe 4.0 Graphics & NVMe SSD Support
✔ DDR4 4733+ MHz Overclocking
✔ Dual M.2 Storage Slots
✔ 7.1-Channel Nahimic Audio
✔ Gigabit LAN Connectivity
✔ RGB Lighting Support














