ASRock B550M PRO4 Specification
Unique Feature | ASRock USB 3.2 Gen2 |
– ASRock USB 3.2 Gen2 Type-A Port (10 Gb/s) | |
– ASRock USB 3.2 Gen2 Type-C Port (10 Gb/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 | |
CPU | – Supports AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors* |
– Digi Power design | |
– 8 Power Phase design | |
*Not compatible with AMD Athlon™ Processors. | |
Chipset | – AMD B550 |
Memory | – Dual Channel DDR4 Memory Technology |
– 4 x DDR4 DIMM Slots | |
– AMD Ryzen series CPUs (Vermeer) 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 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 (Cezanne) 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* | |
– 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* | |
– AMD Ryzen series APUs (Picasso) support DDR4 3333+(OC) / 3200(OC) / 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory* | |
– Max. capacity of system memory: 128GB** | |
– Supports Extreme Memory Profile (XMP) memory modules | |
– 15μ Gold Contact in DIMM Slots* | |
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 | |
Graphics | – 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.** | |
– Three graphics output options: D-Sub, HDMI and DisplayPort 1.4 | |
– Supports Triple Monitor | |
– Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096×2160) @ 60Hz | |
– Supports DisplayPort 1.4 with max. resolution up to 5K (5120×2880)@120Hz | |
– Supports D-Sub with max. resolution up to 1920×1200 @ 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 and DisplayPort 1.4 Ports*** | |
– Supports 4K Ultra HD (UHD) playback with HDMI 2.1 and DisplayPort 1.4 Ports | |
– Supports Microsoft® PlayReady | |
*Actual support may vary by CPU | |
**The Max shared memory 16GB requires 32GB system memory installed. | |
***Picasso supports HDCP 2.2 with HDMI 2.0 Port | |
Audio | – 7.1 CH HD Audio with Content Protection (Realtek ALC1200 Audio Codec) |
– Premium Blu-ray Audio support | |
– Supports Surge Protection | |
– PCB Isolate Shielding | |
– Individual PCB Layers for R/L Audio Channel | |
– Nahimic Audio | |
LAN | – PCIE x1 Gigabit LAN 10/100/1000 Mb/s |
– Realtek RTL8111H | |
– Supports Wake-On-LAN | |
– Supports Lightning/ESD Protection | |
– Supports Energy Efficient Ethernet 802.3az | |
– Supports PXE | |
Slots | AMD Ryzen series CPUs (Vermeer and Matisse) |
– 2 x PCI Express x16 Slots (PCIE1: Gen4x16 mode; PCIE3: Gen3 x4 mode)* | |
AMD Ryzen series APUs (Cezanne and Renoir) | |
– 2 x PCI Express x16 Slots (PCIE1: Gen3x16 mode; PCIE3: Gen3 x4 mode)* | |
AMD Ryzen series APUs (Picasso) | |
– 2 x PCI Express x16 Slots (PCIE1: Gen3x8 mode; PCIE3: Gen3 x4 mode)* | |
– 1 x PCI Express 3.0 x1 Slot | |
– Supports AMD Quad CrossFireX™ and CrossFireX™ | |
– 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module | |
*Supports NVMe SSD as boot disks | |
Storage | – 6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug* |
– 1 x Hyper M.2 Socket (M2_1), supports M Key type 2280 M.2 PCI Express module up to Gen4x4 (64 Gb/s) (with Vermeer, Matisse) or Gen3x4 (32 Gb/s) (with Cezanne, Renoir and Picasso)** | |
– 1 x M.2 Socket (M2_2), supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)** | |
*M2_2 and SATA3_5_6 share lanes. If either one of them is in use, the other one will be disabled. | |
**Supports NVMe SSD as boot disks | |
Connector | – 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 24 pin ATX Power Connector | |
– 1 x 8 pin 12V Power Connector | |
– 1 x Front Panel Audio Connector | |
– 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection) | |
– 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) (Supports ESD Protection) | |
*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 CPU/Water Pump Fan supports the water cooler fan of maximum 2A (24W) 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. | |
Rear Panel I/O | – Antenna Bracket |
– 1 x PS/2 Mouse/Keyboard Port | |
– 1 x D-Sub Port | |
– 1 x HDMI Port | |
– 1 x DisplayPort 1.4 | |
– 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s) (Supports ESD Protection) | |
– 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (Supports ESD Protection) | |
– 4 x USB 3.2 Gen1 Ports (ASMedia ASM1074 hub) (Supports ESD Protection) | |
– 2 x USB 2.0 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 | |
Software and UEFI | Software |
– ASRock Motherboard Utility (A-Tuning) | |
– 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 |
Accessories | – Quick Installation Guide, Support CD, I/O Shield |
– 2 x SATA Data Cables | |
– 2 x Screws for M.2 Sockets | |
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 | |
Form Factor | – Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm |
– Solid Capacitor design | |
– 2oz Copper PCB | |
OS | – Microsoft® Windows® 10 64-bit / 11 64-bit |
Certifications | – FCC, CE |
– ErP/EuP ready (ErP/EuP ready power supply is required) |