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Asrock B850M-X (Socket AM5) DDR5 mATX Motherboard

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Socket AM5, B850 Chipset, Supports 7000/8000/9000 series AMD Ryzen, 2x DIMM Slots, DDR5 8200MHz (OC), PCIe Gen 4, 4x SATA 6Gb/s connectors, 2x M.2 Slot, 2.5GB LAN, mATX
£109.99 (incl. VAT)
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fiber_manual_record In stock
SKU MOT-ASR-04011
EAN 4711581490109
MPN 90-MXBR1-A0UAYZ
MANUFACTURER ASRock
Specification Table

Motherboard Specifications

Feature Specification
Memory Dual Channel DDR5 Memory Technology
2 x DDR5 DIMM Slots
Supports DDR5 ECC/non-ECC, un-buffered memory up to 8200+(OC)*
Max. capacity of system memory: 128GB
Supports XMP and EXPO memory modules
Expansion Slots CPU: 1 x PCIe 4.0 x16 Slot (PCIE1), supports x16 mode
Chipset: 1 x PCIe 4.0 x1 Slot (PCIE2)
1 x PCIe 4.0 x16 Slot (PCIE3), supports x4 mode
1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module
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
1 x DisplayPort 1.4 with DSC (compressed), supports HDCP 2.3 and max. resolution up to 4K 120Hz
Audio 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
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
Optimized Default Setting for Game, Browser, and Streaming Modes
USB CPU: 3 x USB 3.2 Gen1 Type-A (Rear)
1 x USB 2.0 (Rear)
Chipset: 2 x USB 3.2 Gen1 Type-C (1 Rear, 1 Front)
2 x USB 3.2 Gen1 Type-A (Front)
5 x USB 2.0 (1 Rear, 4 Front)
All USB ports support ESD Protection
Rear Panel I/O 2 x Antenna Mounting Points
1 x HDMI Port
1 x DisplayPort 1.4
1 x USB 3.2 Gen1 Type-C Port
3 x USB 3.2 Gen1 Type-A Ports
2 x USB 2.0 Ports
1 x RJ-45 LAN Port
1 x BIOS Flashback Button
HD Audio Jacks: Line in / Front Speaker / Microphone
Storage CPU: 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s)
1 x Hyper M.2 Socket (M2_2, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s)
Chipset: 4 x SATA3 6.0 Gb/s Connectors
Supports NVMe SSD as boot disks
RAID 0, RAID 1, and RAID 10 support
RAID Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices
Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices
Connectors 1 x Thermistor Cable Header
1 x SPI TPM 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)
3 x Chassis/Water Pump Fan Connectors (4-pin)
1 x AIO Pump Fan Connector (4-pin)
1 x 24 pin ATX Power Connector
1 x 8 pin 12V Power Connector
BIOS Feature 256Mb AMI UEFI Legal BIOS with GUI support
Software & UEFI ASRock Motherboard Utility (A-Tuning)
ASRock Dragon 2.5G LAN Software
ASRock Polychrome SYNC
ASRock EZ Mode
ASRock Full HD UEFI
ASRock Auto Driver Installer
ASRock Instant Flash
OS Support Microsoft® Windows® OS 10 64-bit / 11 64-bit
Certifications FCC, CE
ErP/EuP ready (ErP/EuP ready power supply is required)
Accessories 1 x I/O Shield
2 x SATA Data Cables
1 x Screw for M.2 Socket
Platform Micro ATX Form Factor: 9.6-in x 8.9-in (24.4 cm x 22.6 cm)
Supports AMD Socket AM5 Ryzen™ 9000, 8000, and 7000 Series Processors
Unique Features Superb Productivity
PCIe Gen5 (M.2)
Dual Channel DDR5
Rock-Solid Durability
6+1+1 Power Phase, Dr.MOS for VCore
Ultrafast Connectivity
2.5G LAN
EZ Update
BIOS Flashback Button
EZ Troubleshooter
Chipset AMD B850
Wi-Fi & LAN
LAN Yes
LAN Ports 1x 2.5 Gbit/s
Wi-Fi / Bluetooth No
Lighting
Lighting Yes
Form Factor
Motherboard formfactor Micro-ATX
Motherboard
Motherboard Chipset AMD B850
CPU
CPU Manufacturer AMD
CPU Socket AM5
Colour
Primary Colour Black
Memory
Max. Memory 128 GB
Memory Type DDR5
Memory Form Factor DIMM
Memory slots 2x
Fan Header
4 Pin Fan Connectors 6
Internal Ports
CPU Power Supply 1x 8-Pin
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UK Delivery
Order by 4pm (Monday to Friday) for Next Working Day Delivery*
*Exclusions and product restrictions apply
Full Delivery Information

International Delivery
Delivery to over 40 countries
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Returns
30 Day return and refund period
Full Returns Information

Extended Christmas Returns
All orders placed between Friday 1st November and Friday 20th December qualify for extended Christmas returns. Terms & conditions apply.
Extended Christmas Returns Information

£109.99 (incl. VAT)
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