ASRock B850M-X AMD AM5 Socket Motherboard Micro-ATX 2x DDR5 Slots 2x M.2 Sockets 1x USB-C Port 2.5GbE LAN 1x DisplayPort /

ASRock B850M-X

Key Features
Supports AMD Socket AM5 Ryzen 9000 8000 and 7000 Series Processors
6+1+1 Phase Power Design Dr.MOS for VCore
2 x DDR5 DIMMs Supports Dual Channel up to 8200+ (OC)
2 x PCIe 4.0 x16 1 x PCIe 4.0 x1 1 x M.2 Key E for WiFi
Graphics Output Options: 1 HDMI 1 DisplayPort
Realtek ALC897 7.1 CH HD Audio Codec Nahimic Audio
1 x Blazing M.2 (PCIe Gen5x4)
1 x Hyper M.2 (PCIe Gen4x4)
4 x SATA3
2 x USB 3.2 Gen1 Type-C (1 Rear 1 Front)
5 x USB 3.2 Gen1 (3 Rear 2 Front)
6 x USB 2.0 (2 Rear 4 Front)
Realtek 2.5G LAN
Supports BIOS Flashback

6+1+1 Power Phase Design
Vcore with Dr.MOS design delivering smoother and neater power to the CPU.

BLAZING M.2 (PCIE GEN5 x4)
B850MSupports up to 2 x NVMe M.2 SSDs and one of which is able to accommodates the latest PCI Express 5.0 standard.

USB 3.2 TYPE-C (FRONT + REAR)
USB 3.2 Gen1 Type-C that delivers up to 5Gbps data transfer rate.

Dragon 2.5Gbps LAN
Enjoy faster connectivity for gaming file transfers and backups.

Polychrome RGB
The RGB led header allows user to create unique PC style easily.

M.2 (KEY E) For WiFi
Users may upgrade wireless module by M.2 (Key E) slot.

Specification

Platform
Micro ATX Form Factor: 9.6 in x 8.9 in 24.4 cm x 22.6 cm

Unique Feature
Superb Productivity
PCIe Gen5 (Graphics M.2)
Dual Channel DDR5
Rock-Solid Durability
8+2+1 Power Phase Dr.MOS for VCore+SOC+MISC
Pre-Installed I/O Shield
Ultrafast Connectivity
2.5G LAN 802.11axe Wi-Fi 6E Module
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

Chipset
AMD B850

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

Expansion Slot
CPU:
1 x PCIe 5.0 x16 Slot (PCIE1) supports x16 mode
1 x PCIe 4.0 x4 Slot (PCIE2) supports x4 mode
Chipset:
1 x 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_3 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
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
Visual User Friendly UI
Visual Network Usage Statistics
Optimized Default Setting for Game Browser and Streaming Modes
User Customized Priority Control

USB
CPU:
3 x USB 3.2 Gen1 Type-A (Rear)
1 x USB 2.0 (Rear (USB_2))
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 (USB_1) 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) mode
1 x Hyper M.2 Socket (M2_2 Key M) supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode
Chipset:
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.

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
Requires additional M.2 NVMe expansion cards to support RAID 10

Connector
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) (Smart Fan Speed Control)
3 x Chassis/Water Pump 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
1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
1 x Front Panel Audio Connector
2 x USB 2.0 Headers (Support 4 USB 2.0 ports)
1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports)
1 x Front Panel Type C USB 3.2 Gen1 Header
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.

BIOS Feature
256Mb AMI UEFI Legal BIOS with GUI support

Software and UEFI
Software
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

OS
Microsoft Windows 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