Mainboard เมนบอร์ด (AM4) ASROCK B550M PRO 4 - A0131851

BrandASROCK
ModelB550M Pro4
CPU SupportSupports 3rd Gen AMD AM4 Ryzen™ / future AMD Ryzen™ Processors*
Digi Power design
8 Power Phase design
*Not compatible with AMD Ryzen™ 5 3400G and Ryzen™ 3 3200G.
SocketAM4
ChipsetAMD B550
Memory Support
Dual Channel DDR4 Memory Technology
4 x DDR4 DIMM Slots
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 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*
Max. capacity of system memory: 128GB**
Supports Extreme Memory Profile (XMP) memory modules
15μ Gold Contact in DIMM Slots*
*For Ryzen Series CPUs (Picasso) ECC is only supported with PRO CPUs.
**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.
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 (4096x2160) @ 60Hz
Supports DisplayPort 1.4 with max. resolution up to 5K (5120x2880)@120Hz
Supports D-Sub with max. resolution up to 1920x1200 @ 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.
Multi Graphic SupportNone
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
Expansion Slots
AMD Ryzen series CPUs (Matisse)
2 x PCI Express x16 Slots (PCIE1: Gen4x16 mode; PCIE3: Gen3 x4 mode)*
AMD Ryzen series APUs
2 x PCI Express x16 Slots (PCIE1: Gen3x16 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 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 Matisse) or Gen3x4 (32 Gb/s)**
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
Supports ASRock U.2 Kit
USBN/A
Internal I/O 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 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 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.
Back Panel Connectors
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
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
Wireless Data NetworkNone
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
H/W Monitoring
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
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
Special Features
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