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Asrock B850 Steel Legend WiFi (Socket AM5) DDR5 ATX Motherboard

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Socket AM5, B850 Chipset, Supports 7000/8000/9000 series AMD Ryzen, 4x DIMM Slots, DDR5 8000MHz (OC), PCIe Gen 5, 4x SATA 6Gb/s connectors, 4x M.2 Slot, 2.5GB LAN, ATX
£199.99 (incl. VAT)
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fiber_manual_record Pre order
SKU MOT-ASR-03999
EAN 4711581490062
MPN 90-MXBQS-A0UAYZ
MANUFACTURER ASRock
Specification Details
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
* Please refer to Memory Support List on ASRock's website for more information. (ASRock)
Expansion Slot CPU:
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
* 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
15µ Gold Contact in VGA PCIe Slot (PCIE1)
Graphics Integrated 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
Wireless LAN 802.11be 2x2 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
* Wi-Fi 7 (6GHz band) will be supported by Microsoft® Windows® 11. The availability 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.
1 antenna to support 2 (Transmit) x 2 (Receive) diversity technology
Supports Bluetooth 5.4
Supports MU-MIMO
USB CPU:
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
Storage CPU:
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.
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.
RAID Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices
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.
Wi-Fi & LAN
LAN Yes
LAN Ports 1x 2.5 Gbit/s
Wi-Fi / Bluetooth Yes
Lighting
Lighting Yes
Form Factor
Motherboard formfactor ATX
Motherboard
Motherboard Chipset AMD B850
CPU
CPU Manufacturer AMD
CPU Socket AM5
Colour
Primary Colour White
Memory
Max. Memory 256 GB
Memory Type DDR5
Memory Form Factor DIMM
Memory slots 4x
Fan Header
4 Pin Fan Connectors 6
Internal Ports
CPU Power Supply 2x 8-Pin
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30 Day return and refund period
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All orders placed between Friday 1st November and Friday 20th December qualify for extended Christmas returns. Terms & conditions apply.
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£199.99 (incl. VAT)
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