New Model ASRock B550 PRO4 AMD AM4 ATX Motherboard

Supports 3rd Gen AMD AM4 Ryzen / Future AMD Ryzen Processors 8 Power Phase Design, Digi Power Supports DDR4 4733+ (OC) 1 PCIe 4.0 x16, 1 PCIe 3.0 x16, 2 PCIe 3.0 x1, 1 M.2 Key E for WiFi Graphics Output Options: HDMI, D-Sub AMD CrossFireX 7.1 CH HD Audio (Realtek ALC1200 Audio Codec), Nahimic Audio 6 SATA3, 1 Hyper M.2 (PCIe Gen4 x4), 1 M.2 (PCIe Gen3 x2 & SATA3) 2 USB 3.2 Gen2 (Rear Type A+C), 6 USB 3.2 Gen1 (2 Front, 4 Rear) Gigabit LAN Specification : Model Brand ASRock Model B550 PRO4 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. Chipsets Chipset AMD B550 Memory Number of Memory Slots 4 ?Œ ?‘288pin 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 PCI Express 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 PCI Express 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 PCI Express x1 2 x PCI Express 3.0 x1 Slots Other Slots 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT 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.** Dual graphics output: support HDMI and D-Sub ports by independent display controllers Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096 ?Œ ?‘2160) @ 60Hz Supports D-Sub with max. resolution up to 1920 ?Œ ?‘1200 @ 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 10/100/1000Mbps Rear Panel Ports Back I/O Ports Antenna Bracket 1 x PS/2 Mouse/Keyboard Port 1 x D-Sub Port 1 x HDMI Port 1 x USB 3.2 Gen2 Type-A Port (10Gb/s) (Supports ESD Protection) 1 x USB 3.2 Gen2 Type-C Port (10Gb/s) (Supports ESD Protection) 4 x USB 3.2 Gen1 Ports (Supports ESD Protection) 1 x RJ-45 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) 304.80 mm x 243.84 mm Power Pin 1 x 24-pin ATX Power Connector 1 x 8-pin 12V Power Connector 1 x 4-pin 12V Power Connector Features Unique Feature: ASRock USB 3.2 Gen2 ASRock USB 3.2 Gen2 Type-A Port (10Gb/s) ASRock USB 3.2 Gen2 Type-C Port (10Gb/s) 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 Full Coverage M.2 Heatsink 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 and UEFI: Software ASRock Motherboard Utility (A-Tuning) ASRock Polychrome SYNC 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) Packaging Package Contents Accessories: Quick Installation Guide, Support CD, I/O Shield 2 x SATA Data Cables 3 x Screws for M.2 Sockets 1 x Standoff for M.2 Socket