ASRock B550 Phantom Gaming 4 Super Alloy AMD AM4 Socket Motherboard, ATX, 4x DDR4 Slots, 2x M.2 Sockets, GbE LAN, 1x HDMI Port

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

Operating System & Certifications

• OS Support: Microsoft Windows 10 64-bit
• Certifications: FCC, CE
• ErP/EuP ready (ErP/EuP ready power supply required)