ASRock B550 PHANTOM GAMING 4 ATX Motherboard Ryzen 3rd Gen Socket AM4 DDR4 4733 (Max 128GB) 2x M.2 Slots HD Audio USB 3.2 G
Model #: B550 PHANTOM GAMING 4 Item #: MOTASR550PGR
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ASRock B550 PHANTOM GAMING 4 ATX Motherboard Ryzen 3rd Gen Socket AM4 DDR4 4733 (Max 128GB) 2x M.2 Slots HD Audio USB 3.2 G

was $114.95 Special Price $104.95
Description AMD B550

Supports 3rd Gen AMD AM4 Ryzen / future AMD Ryzen Processors (3000 and 4000 Series Processors)

AMD Ryzen series CPUs (Matisse) support 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 (Renoir) support 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
   
Model  
Brand ASRock
Model B550 Phantom Gaming 4
Supported CPU  
CPU Socket Type AM4
CPU Type Supports 3rd Gen AMD AM4 Ryzen / future AMD Ryzen Processors (3000 and 4000 Series Processors)*
* Not compatible with AMD Ryzen 5 3400G and Ryzen 3 3200G.
Chipset  
Chipset AMD B550
Memory  
Number of Memory Slots 4 x 288 pin
Memory Standard AMD Ryzen series CPUs (Matisse) support 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 (Renoir) support 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*

* For Ryzen Series CPUs (Picasso), ECC is only supported with PRO CPUs.
Maximum Memory Supported 128GB
** Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation.
Channel Supported Dual Channel
Expansion Slots  
PCIe 4.0 x16 AMD Ryzen series CPUs (Matisse)
- 1 x PCI Express x16 Slots (PCIE1: Gen4x16 mode)*
AMD Ryzen series APUs (Renoir)
- 1 x PCI Express x16 Slots (PCIE1: Gen3x16 mode)*
* Supports NVMe SSD as boot disks
PCIe 3.0 x16 AMD Ryzen series CPUs (Matisse)
- 1 x PCI Express x16 Slots (PCIE3: Gen3 x4 mode)*
AMD Ryzen series APUs (Renoir)
- 1 x PCI Express x16 Slots (PCIE3: Gen3 x4 mode)*
* Supports NVMe SSD as boot disks
PCIe x1 2 x PCI Express 3.0 x1 Slots
Other Slots 1 x M.2 Socket (Key E) with the bundled WiFi-802.11ac module
Storage Devices  
SATA 6GB/s 6 x SATA3 6.0Gb/s Connectors, support RAID, NCQ, AHCI and Hot Plug*
* M2_3 and SATA3_5_6 share lanes. If either one of them is in use, the other one will be disabled.
M.2 1 x Hyper M.2 Socket (M2_1), supports M Key type 2260/2280/22110 M.2 PCI Express module up to Gen4x4 (64Gb/s) (with Matisse) or Gen3x4 (32Gb/s) (with Renoir)**
1 x M.2 Socket (M2_3), supports M Key type 2242/2260/2280 M.2 SATA3 6.0Gb/s module and M.2 PCI Express module up to Gen3 x2 (16Gb/s)**

** Supports NVMe SSD as boot disks
** Supports ASRock U.2 Kit
SATA RAID 0/1/10
Onboard Video  
Onboard Video Chipset Integrated AMD Radeon Vega Series Graphics in Ryzen Series APU*
DirectX 12, Pixel Shader 5.0
Shared memory default 2GB. Max Shared memory supports up to 16GB.**
Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096x2160) @ 60Hz
Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 2.1 Port (Compliant HDMI monitor is required)
Supports HDR (High Dynamic Range) with HDMI 2.1
Supports HDCP 2.3 with HDMI 2.1 Port
Supports 4K Ultra HD (UHD) playback with HDMI 2.1 Port
Supports Microsoft PlayReady

* Actual support may vary by CPU.
** The Max shared memory 16GB requires 32GB system memory installed.
Onboard Audio  
Audio Chipset Realtek ALC1200
Audio Channels 7.1 Channels
Onboard LAN  
LAN Chipset Realtek RTL8111H
Max LAN Speed 10/100/1000 Mbps
Rear Panel Ports  
Back I/O Ports 2 x Antenna Ports
1 x PS/2 Mouse/Keyboard Ports
1 x HDMI Port
6 x USB 3.2 Gen1 Ports (Supports ESD Protection)
1 x RJ45 LAN Port with LED (ACT/LINK LED and SPEED LED)
HD Audio Jacks: Line in / Front Speaker / Microphone
Internal I/O Connectors  
Onboard USB 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection)
Other Connectors 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 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)****
1 x Front Panel Audio Connector

* Support in total up to 12V/3A, 36W LED Strip.
** Support in total up to 5V/3A, 15W LED Strip.
*** The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.
**** The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
**** CPU_FAN2/WP, CHA_FAN1/WP, CHA_FAN2/WP, CHA_FAN3/WP and CHA_FAN4/WP can auto detect if 3-pin or 4-pin fan is in use.
Physical Spec  
Form Factor ATX
LED Lighting RGB
Dimensions (W x L) 12.0" x 9.6"
Power Pin 1 x 24-pin ATX Power Connector
1 x 8-pin 12V Power Connector
1 x 4-pin 12V Power Connector
Other  
Features Gaming Armor:
Memory
- 15µ Gold Contact in DIMM Slots
Cooling
- XXL Aluminum Alloy Heatsink
Audio
- Nahimic Audio

Unique Feature:
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)
ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
ASRock Live Update & APP Shop

BIOS:
- 256MB AMI UEFI Legal BIOS with GUI support
- Supports "Plug and Play"
- ACPI 5.1 compliance wake up events
- Supports jumperfree
- SMBIOS 2.3 support
- CPU, CPU VDDCR_SOC, DRAM, VPPM, 1.05V_PROM_S5, 2.5V_PROM, +1.8VSB, VDDP Voltage Multi-adjustment

Software:
- ASRock Motherboard Utility (Phantom Gaming Tuning)
- ASRock Polychrome SYNC
- ASRock Key Master
- ASRock XFast LAN
UEFI
- ASRock Full HD UEFI
- ASRock Instant Flash
* These utilities can be downloaded from ASRock Live Update & APP Shop.

Support CD:
- Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar

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): CPU, CPU/Water Pump, Chassis/Water Pump Fans
- 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

OS:
- Microsoft Windows 10 64-bit

Certifications:
- FCC, CE
- ErP/EuP ready (ErP/EuP ready power supply is required)
Package Contents Package Contents
Accessories:
- Quick Installation Guide, Support CD, I/O Shield
- 2 x SATA Data Cables
- 3 x Screw for M.2 Socket
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ASRock B550 PHANTOM GAMING 4 ATX Motherboard Ryzen 3rd Gen Socket AM4 DDR4 4733 (Max 128GB) 2x M.2 Slots HD Audio USB 3.2 G is available to buy in increments of 1