Description
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Performance
Optimized VRM Design
14+2+1 Power Phase Design
Featuring sturdy components and completely smooth power delivery to the CPU. Plus, it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.
Dr. MOS
Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Compared to traditional discrete MOSFETs, it intelligently delivers higher current for each phase, thus providing improved thermal result and superior performance.
8 Layer PCB design
The 8 Layer PCB provides stable signal traces and power shapes delivering lower temperature and higher energy efficiency, ensures a reliable and long-lasting system while delivering ultimate performance without any compromise.
DDR5 XMP & EXPO Support
Derived from the “built for stable and reliable” designing concept, ASRock does not compromise on any details. This motherboard is built with high quality materials, enthusiasts are able to enjoy the boost of DDR5 memory overclocking performance by enabling the pre-tested profiles. Make sure the memory modules are Intel® XMP/AMD EXPO™ capable and overclocking can be made so affordable, satisfying and absolutely no sweat at all.
* There are certain risks involved with memory overclocking and may affect your system’s stability. Please realize that overclocking should be done at your own risk and expense. EXPO/XMP profile support may vary by different system configuration, memory modules and motherboard models. Please refer to Memory QVL for the completed support list.
High Speed M.2 Solution
PCIe Gen5 Blazing M.2
The Blazing M.2 accommodates the latest PCI Express 5.0 standard to perform twice the bandwidth compared to previous generation, with a breathtaking 128Gb/s transfer speed, it is ready to unleash the full potential of future ultrafast SSDs.
DIY Friendly Design
Graphics Card Lite Release
M.2 Heatsink Toolless Design
M.2 Bottom Heatsink
Equipped with an enlarged latch for easy pressing, simplifying both the installation and removal of graphics cards.
Enlarged M.2 Heatsink
XXL M.2 Heatsink
Anti-Drop Screw
The extra large aluminum alloy M.2 heatsink effectively improves heat dissipation to keep those high speed M.2 SSDs as cool as possible, it is able to give better stability while maintaining top performance.
Cooling
Intelligent Cooling Design
Aluminum Heatsink
The first thing that catches the eye is the optimized Aluminum Heatsink Design. Heatsinks are crucial for efficient heat dissipation, especially during heavy workloads like gaming or productivity tasks. Motherboard that built with heatsinks can effectively manage thermal performance, hence ensure system stability and durability effortlessly.
Connectivity
Wi-Fi 7
Wi-Fi 7 offers higher data throughput, lower latency, and Multi-link Operation. These features ensure a smooth and real-time interactive experience, making the VR/AR experience more immersive and connected.
Dragon 2.5 Gb/s LAN
The intelligent 2.5Gb/s LAN platform is built for maximum networking performance for the demanding requirements of home networking, content creators, online gamers and high-quality streaming media. Boost networking performance up to 2.5X the bandwidth compared to the standard gigabit Ethernet, you’ll enjoy the faster and uncompromised connectivity experience for gaming, file transfers and backups.
Front Panel USB 3.2 Gen2x2 Type-C Header
The latest USB 3.2 Gen2x2 Type-C delivers up to 20 Gbps data transfer rate which is 2x as fast as previous generation, providing a blazing fast data transfer interface with reversible USB Type-C design that fits the connector either way.
More than USB Transfer Speed
Lightning Gaming Ports
Ultra USB Power
Aimed for die hard gamers and enthusiasts! Lightning Gaming Ports are sourced from two different controller interfaces that assist gamers in connecting the high speed mice/keyboard with the lower jitter and latency!
Nahimic Audio
Whether you are using headphones, a headset, external or internal speakers, via USB, Wi-Fi, analog output or even HDMI, Nahimic Audio offers you the most engaging listening experience, vibrant and rich with details.
Stylish Design
POLYCHROME RGB
This motherboard features onboard RGB headers and addressable RGB headers that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronize RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects.
*The addressable RGB LED header supports WS2812B addressable RGB LED strip (5V/Data/GND), with a maximum power rating of 3A (5V), a max of 80 LEDs and length within 2 meters.
*The RGB LED header supports standard 5050 RGB LED strip (12V/G/R/B), with a maximum power rating of 3A (12V) and length within 2 meters.
*The RGB LED header supports standard 5050 RGB LED strip (12V/G/R/B), with a maximum power rating of 3A (12V) and length within 2 meters.
SignalRGB
SignalRGB unifies your RGB devices, offering seamless customization, game-reactive effects, macro automation, and system monitoring. The official partnership empowers ASRock motherboards with advanced lighting control, enhances compatibility with a diverse range of RGB devices, and provides greater customization flexibility.
DIY Friendly
Customized Thermal Management
The thermistor cable and thermistor header provide an additional source for temperature monitoring, offering customized thermal management solutions.
EZ Setting
No need to worry about lack of disk drive! Asrock preinstall LAN driver to ensure that you are able to install all drivers needed in an easier way than using SCD.
step1 : Install Auto Driver Installer
step1 : Install Auto Driver Installer
step2 : Update drivers needed
step3 : Done!
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B850 Steel Legend WiFi
- Supports AMD Socket AM5 Ryzen™ 9000, 8000 and 7000 Series Processors
- 14+2+1 Phase Power Design, 80A Dr.MOS for VCore+SOC
- 4 x DDR5 DIMMs
Supports Dual Channel, up to 8000+ (OC) - 1 PCIe 5.0 x16, 1 PCIe 4.0 x16
- Graphics Output Options: 1 HDMI
- Realtek ALC4082 7.1 CH HD Audio Codec, Nahimic Audio
- 1 Blazing M.2 (PCIe Gen5x4)
3 Hyper M.2 (PCIe Gen4x4)
4 SATA3 - 1 USB 3.2 Gen2x2 Type-C (Front)
4 USB 3.2 Gen2 (2 Rear, 2 Rear Type-C)
7 USB 3.2 Gen1 (3 Rear, 4 Front)
8 USB 2.0 (4 Rear, 4 Front) - Realtek 2.5G LAN
- 802.11be Wi-Fi 7 + Bluetooth
- Supports Lite Release Design,
Toolless Multi-Layer M.2 Heatsink,
M.2 Bottom Heatsink
This model may not be sold worldwide. Please contact your local dealer for the availability of this model in your region.
The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries.
The specification is subject to change without notice in advance. The brand and product names are trademarks of their respective companies. Any configuration other than original product specification is not guaranteed.
The above user interface picture is a sample for reference. The actual user interface may vary with the updated software version.
Additional information
| Weight | 2 kg |
|---|
Specification
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Unique FeatureSuperb Productivity
– PCIe Gen5 (Graphics, M.2)
– Dual Channel DDR5
Rock-Solid Durability
– 14+2+1 Power Phase, 80A Dr.MOS for VCore+SOC+MISC with Enlarged Heatsink Armor
– Flexible Integrated I/O Shield
– 20K Long-lasting Black Caps (high quality and conductive polymer capacitors)
Ultrafast Connectivity
– 2.5G LAN, 802.11be Wi-Fi 7 Module
– ASRock Lightning Gaming Ports
EZ Update
– BIOS Flashback Button
– ASRock Auto Driver Installer
EZ Troubleshooter
– ASRock Post Status Checker -
CPU– Supports AMD Socket AM5 Ryzen™ 9000, 8000 and 7000 Series Processors** The availability of expansion slots may vary by CPU. Please refer to PCIe/M.2 Bandwidth Table for details.
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Chipset– AMD B850
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Memory– Dual Channel DDR5 Memory Technology
– 4 x DDR5 DIMM Slots
– Supports DDR5 ECC/non-ECC, un-buffered memory up to 8000+(OC)
– Max. capacity of system memory: 256GB
– Supports Extreme Memory Profile (XMP) and EXTended Profiles for Overclocking (EXPO) memory modules* -
BIOS– 256Mb AMI UEFI Legal BIOS with GUI support
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GraphicsIntegrated AMD RDNA™ graphics (Actual support may vary by CPU)
– 1 x HDMI 2.1 TMDS/FRL 8G Compatible, supports HDR, HDCP 2.3 and max. resolution up to 4K 120Hz -
Audio– 7.1 CH HD Audio with Content Protection (Realtek ALC4082 Audio Codec)
– Individual PCB Layers for R/L Audio Channel
– Direct Drive Technology on Front headphone port (Supports up to 600 Ohm headsets)
– Nahimic Audio -
LAN– 2.5 Gigabit LAN 10/100/1000/2500 Mb/s
– Dragon RTL8125BG
– Supports Dragon 2.5G LAN Software
– Smart Auto Adjust Bandwidth Control
– Visual User Friendly UI
– Visual Network Usage Statistics
– Optimized Default Setting for Game, Browser, and Streaming Modes
– User Customized Priority Control -
Wireless LAN– 802.11be 2×2 Wi-Fi 7 Module
– Supports IEEE 802.11a/b/g/n/ac/ax/axe/be
– Supports 2.4GHz/5GHz/6GHz* frequency band
– Supports 160MHz channel bandwidth with 6GHz* frequency band
– 1 antenna to support 2 (Transmit) x 2 (Receive) diversity technology
– Supports Bluetooth 5.4
– Supports MU-MIMO*The Wi-Fi 7 module is supported by Microsoft Windows® 11 only. There is no driver available for Windows® 10. The availability of the 6GHz band will depend on the different regulation status of each country and region. It will be activated (for supported countries) through Windows® Update and software updates once available. -
SlotsCPU:
– 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*
Chipset:
– 1 x PCIe 4.0 x16 Slot (PCIE2), supports x4 mode*
– 1 x Vertical M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module
– 15μ Gold Contact in VGA PCIe Slot (PCIE1)* PCIE1 will run at Gen5x16 with 9000 and 7000 series processors, Gen4x8 with 8000 (Phoenix 1) series processors and Gen4x4 with 8000 (Phoenix 2) series processors.
If M2_4 is occupied, PCIE2 will be disabled.
Supports NVMe SSD as boot disks -
StorageCPU:
– 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode*
– 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
Chipset:
– 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2230/2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
– 1 x Hyper M.2 Socket (M2_4, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
ASMedia ASM1061:
– 4 x SATA3 6.0 Gb/s Connectors* Supports NVMe SSD as boot disks
M2_1 is the first priority for M.2 installation.
M2_1 will run at Gen5x4 with 9000 and 7000 series processors and Gen4x4 with 8000 (Phoenix 1 and Phoenix 2) series processors.
M2_2 will run at Gen4x4 with 9000 and 7000 series processors, Gen4x4 with 8000 (Phoenix 1) series processors and Gen4x2 with 8000 (Phoenix 2) series processors.
If M2_4 is occupied, PCIE2 will be disabled. -
RAID– Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices
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USBCPU:
– 2 x USB 3.2 Gen2 Type-C (Rear)
– 1 x USB 3.2 Gen2 Type-A (Rear (USB32_3))
– 1 x USB 3.2 Gen1 Type-A (Rear (USB32_1)) Chipset:
– 1 x USB 3.2 Gen2x2 Type-C (Front)
– 1 x USB 3.2 Gen2 Type-A (Rear (USB32_4))
– 6 x USB 3.2 Gen1 Type-A (2 Rear (USB32_2 and USB32_5), 4 Front)
– 8 x USB 2.0 (4 Rear, 4 Front)* All USB ports support ESD Protection -
Connector– 1 x SPI TPM Header
– 1 x Thermistor Cable Header
– 1 x Power LED and Speaker Header
– 1 x RGB LED Header*
– 3 x Addressable LED Headers**
– 2 x CPU Fan Connectors (4-pin) (Smart Fan Speed Control)***
– 3 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)***
– 1 x AIO Pump Fan Connector (4-pin) (Smart Fan Speed Control)***
– 1 x 24 pin ATX Power Connector (Hi-Density Power Connector)
– 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector)
– 1 x Front Panel Audio Connector
– 2 x USB 2.0 Headers (Support 4 USB 2.0 ports)
– 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports)
– 1 x Front Panel Type C USB 3.2 Gen2x2 Header (20 Gb/s)* Supports in total up to 12V/3A, 36W LED Strip
** Support in total up to 5V/3A, 15W LED Strip
*** CPU_FAN1 supports the fan power up to 1A (12W).
CPU_FAN2, CHA_FAN1~3 and AIO_PUMP support the fan power up to 3A (36W).
CPU_FAN2, CHA_FAN1~3 and AIO_PUMP can auto detect if 3-pin or 4-pin fan is in use. -
Rear Panel I/O– 2 x Antenna Ports
– 1 x HDMI Port
– 1 x Optical SPDIF Out Port
– 2 x USB 3.2 Gen2 Type-C Ports (10 Gb/s)
– 3 x USB 3.2 Gen1 Type-A Ports*
– 2 x USB 3.2 Gen2 Type-A Ports (10 Gb/s)**
– 4 x USB 2.0 Ports
– 1 x RJ-45 LAN Port
– 1 x BIOS Flashback Button
– 1 x Line Out Jack (Gold Audio Jack)
– 1 x Microphone Input Jack (Gold Audio Jack)* USB32_12 are Lightning Gaming Ports.
** USB32_34 supports Ultra USB Power. -
Software and UEFISoftware
– ASRock Motherboard Utility (A-Tuning)
– ASRock Dragon 2.5G LAN Software
– ASRock Polychrome SYNC*
UEFI
– ASRock EZ Mode
– ASRock Full HD UEFI
– ASRock Auto Driver Installer
– ASRock Instant Flash*These utilities can be downloaded from ASRock Live Update & APP Shop. -
Accessories– 2 x SATA Data Cables
– 2 x ASRock WiFi 2.4/5/6 GHz Antennas
– 1 x Thermistor Cable -
Form Factor– ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm
– 8 Layer PCB -
OS– Microsoft Windows® 10 64-bit / 11 64-bit
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Certifications– FCC, CE
– ErP/EuP ready (ErP/EuP ready power supply is required)
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