ASRock B850 Steel Legend WiFi Motherboard Review

Superb 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

– AMD B850

– 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

– 256Mb AMI UEFI Legal BIOS with GUI support

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

– 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

– 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

– 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

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
– 15μ Gold Contact in VGA PCIe Slot (PCIE1)

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

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.

– Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices

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)

– 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)

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.

– 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
– 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

– 2 x SATA Data Cables
– 2 x ASRock WiFi 2.4/5/6 GHz Antennas
– 1 x Thermistor Cable

– ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm
– 8 Layer PCB

– Microsoft Windows^® 10 64-bit / 11 64-bit

– FCC, CE
– ErP/EuP ready (ErP/EuP ready power supply is required)