ASRock B550 Phantom Gaming Motherboard – Windows 11 Ready
The ASRock B550 Phantom Gaming motherboard is built for performance-focused gamers, offering robust power delivery, high-speed connectivity, and immersive audio in an ATX form factor.
Key Features
- Windows 11 Ready
- Supports 3rd Gen AMD AM4 Ryzen and future AMD Ryzen processors
- Not compatible with AMD Ryzen 5 3400G and Ryzen 3 3200G
- 8 Power Phase Design with Digi Power
- Dual Channel DDR4 Memory Support up to 128GB
- PCIe 4.0 Support
- ASRock Steel Slot Gen4
- Hyper M.2 (PCIe Gen4 x4)
- AMD CrossFireX / Quad CrossFireX Support
- Nahimic Audio with Realtek ALC1200 Codec (7.1 CH HD Audio)
- Gigabit LAN (Realtek RTL8111H)
- 8 x USB 3.2 Gen1 Ports (2 Front, 6 Rear)
- Gaming-Oriented Phantom Gaming Design
Gaming & Audio
Phantom Gaming Design
Phantom Gaming is created by gamers, for gamers, combining aggressive styling with gaming-oriented features and performance.
Nahimic Audio
Nahimic Audio delivers an engaging listening experience with vibrant, detailed sound whether using headphones, headsets, internal or external speakers via USB, Wi-Fi, analog output, or HDMI.
7.1 CH HD Audio
- Realtek ALC1200 Audio Codec
- 7.1 CH HD Audio with Content Protection
- Premium Blu-ray Audio support
- Surge Protection
- PCB Isolate Shielding
- Individual PCB Layers for L/R Audio Channels
Power Design & PCB
8 Power Phase Design
- Smooth power delivery to the CPU
- Enhanced performance and overclocking capability
- Lower operating temperatures for advanced gamers
Premium 50A Power Choke
- Saturation current up to three times better than traditional chokes
- Improved and more stable Vcore voltage delivery
2oz Copper PCB
- 2oz copper inner layers for stable signal traces and power shapes
- Lower temperatures and higher energy efficiency
- Supports the latest DDR4 memory with extreme performance
Storage & Expansion
Storage
- 4 x SATA3 6.0 Gb/s connectors
- Supports RAID 0, RAID 1, RAID 10, NCQ, AHCI, and Hot Plug
- 1 x Hyper M.2 Socket (M2_1)
- M Key, 2260/2280/22110 form factors
- Up to Gen4x4 (64 Gb/s) with Matisse CPUs
- Up to Gen3x4 (32 Gb/s) with other supported CPUs
Expansion Slots
With AMD Ryzen Series CPUs (Matisse):
- 2 x PCI Express x16 Slots
- PCIE1: Gen4 x16 mode
- PCIE3: Gen3 x4 mode
With AMD Ryzen Series APUs:
- 2 x PCI Express x16 Slots
- PCIE1: Gen3 x16 mode
- PCIE3: Gen3 x4 mode
- 2 x PCI Express 3.0 x1 Slots
Additional:
- 1 x M.2 Socket (Key E) for optional WiFi-802.11ac module
- Supports AMD Quad CrossFireX and CrossFireX
Memory
- Dual Channel DDR4 Memory Technology
- 4 x DDR4 DIMM Slots
- Max System Memory: 128GB
- 15µ Gold Contact in DIMM Slots
- Supports Extreme Memory Profile (XMP)
AMD Ryzen Series CPUs (Matisse):
Supports DDR4: 4533+(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133,
ECC & non-ECC, un-buffered memory.
AMD Ryzen Series APUs:
Supports DDR4: 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133,
ECC & non-ECC, un-buffered memory.
Graphics & Display
Integrated Graphics (with Ryzen Series APUs)
- AMD Radeon Vega Series Graphics
- DirectX 12, Pixel Shader 5.0
- Shared memory default: 2GB (max up to 16GB)
HDMI 2.1 Output
- Max resolution: 4K x 2K (4096 x 2160) @ 60Hz
- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC, and HBR Audio
- Supports HDR (High Dynamic Range)
- Supports HDCP 2.3
- Supports 4K Ultra HD playback
- Supports Microsoft PlayReady
Connectivity
LAN
- PCIe x1 Gigabit LAN 10/100/1000 Mb/s
- Realtek RTL8111H
- Wake-On-LAN support
- Lightning/ESD Protection
- Energy Efficient Ethernet 802.3az
- PXE support
USB
- 8 x USB 3.2 Gen1
- 2 x Front (via header)
- 6 x Rear (I/O panel)
- 2 x USB 2.0 Headers (up to 4 USB 2.0 ports)
Cooling & Hardware Monitoring
- XXL Aluminum Alloy Heatsink
- 1 x CPU Fan Connector (4-pin)
- 1 x CPU/Water Pump Fan Connector (4-pin, Smart Fan Speed Control)
- 4 x Chassis/Water Pump Fan Connectors (4-pin, Smart Fan Speed Control)
Hardware Monitor:
- Temperature sensing: CPU, CPU/Water Pump, Chassis/Water Pump Fans
- Fan tachometer: CPU, CPU/Water Pump, Chassis/Water Pump Fans
- Quiet Fan: Auto-adjust chassis fan speed by CPU temperature
- Fan multi-speed control: CPU, CPU/Water Pump, Chassis/Water Pump Fans
- Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, CPU VDDCR_SOC, DRAM, VPPM, 1.05V_PROM_S5, +1.8V, VDDP
Unique & Protective Features
- ASRock Super Alloy
- XXL Aluminum Alloy Heatsink
- Premium 50A Power Choke
- Sapphire Black PCB
- High Density Glass Fabric PCB
- 2oz Copper PCB
- ASRock Steel Slot Gen4
- ASRock Hyper M.2 (PCIe Gen4x4)
- ASRock POST Status Checker (PSC)
- Indicates CPU / DRAM / VGA / BOOT status on startup, simplifying troubleshooting
- ASRock Full Spike Protection (for all USB, Audio, LAN ports)
- ASRock Live Update & APP Shop
BIOS & UEFI
- 256Mb AMI UEFI Legal BIOS with GUI support
- Plug and Play support
- ACPI 5.1 compliant wake-up events
- Jumperfree configuration
- SMBIOS 2.3 support
- Voltage multi-adjustment for:
- CPU, CPU VDDCR_SOC, DRAM, VPPM, 1.05V_PROM_S5, 2.5V_PROM, +1.8VSB, VDDP
UEFI Features
- ASRock Full HD UEFI
- ASRock Instant Flash
Connectors & Headers
- 1 x COM Port Header
- 1 x SPI TPM Header
- 1 x Power LED and Speaker Header
- 2 x RGB LED Headers
- 2 x Addressable LED Headers
- 1 x 24-pin ATX Power Connector
- 1 x 8-pin 12V Power Connector
- 1 x 4-pin 12V Power Connector
- 1 x Front Panel Audio Connector
- 1 x USB 3.2 Gen1 Header (2 ports, ESD Protection)
- 2 x USB 2.0 Headers (4 ports, ESD Protection)
Rear I/O Panel
- Antenna Ports
- 1 x PS/2 Mouse/Keyboard Port
- 1 x HDMI Port
- 6 x USB 3.2 Gen1 Ports (ESD Protection)
- 1 x RJ-45 LAN Port with LEDs (ACT/LINK, SPEED)
- HD Audio Jacks: Line In / Front Speaker / Microphone
Software
- ASRock Motherboard Utility (Phantom Gaming Tuning)
- ASRock Polychrome SYNC
- ASRock Key Master
- ASRock XFast LAN
Support CD Includes:
- Drivers
- Utilities
- AntiVirus Software (Trial Version)
- Google Chrome Browser and Toolbar
Accessories
- Quick Installation Guide
- Support CD
- I/O Shield
- 2 x SATA Data Cables
- 1 x Screw for M.2 Socket
Specifications
| Category | Details |
|---|---|
| Form Factor | ATX, 12.0" x 9.6" (30.5 cm x 24.4 cm) |
| Chipset | AMD B550 |
| CPU Support | 3rd Gen AMD AM4 Ryzen / future AMD Ryzen (excl. Ryzen 5 3400G, 3 3200G) |
| Audio Codec | Realtek ALC1200, 7.1 CH HD Audio |
| LAN | Realtek RTL8111H Gigabit LAN |
| Graphics Output | HDMI 2.1 |
| SATA Ports | 4 x SATA3 6.0 Gb/s |
| M.2 Slots | 1 x Hyper M.2 (M Key, up to Gen4x4 with Matisse) |
| USB Ports | 8 x USB 3.2 Gen1 (2 Front, 6 Rear) |
| Design | Solid Capacitor design, Sapphire Black PCB |
Operating System & Certifications
- OS Support: Microsoft Windows 10 64-bit
- Certifications: FCC, CE
- ErP/EuP ready (ErP/EuP ready power supply required)
