ASRock B650 Steel Legend Wifi AM5 DDR5 ATX Motherboard - 90-MXBN90-A0UAYZ
Experience seamless gaming performance with the ASRock B650 Steel Legend. Featuring cutting-edge technology and high-speed DDR5 memory support, this motherboard is designed for maximum power and efficiency. With built-in WiFi capabilities, you can connect effortlessly to your network for lag-free gaming. Upgrade your setup with the ASRock B650 Steel Legend and elevate your gaming experience to the next level.
Features


General
| SKU | 1C9-B57-47F |
Features
| Brand | ASRock |
| Model Number | 90-MXBN90-A0UAYZ |
| Motherboard Chipset | B650 Chipset (Ryzen AM5) |
| CPU Socket Type | Socket AM5 |
| Memory Type | DDR5 |
| Outputs | DisplayPort, HDMI |
| Form Factor | ATX |
| Key Features | Superb Productivity |
Description
ASRock B650 Steel Legend Wifi AM5 DDR5 ATX Motherboard - 90-MXBN90-A0UAYZ
This high-performance motherboard designed for gamers and content creators alike. With its cutting-edge technology and sleek design, this motherboard is sure to take your PC to the next level.
Unleash Your Creativity
The ASRock B650 Steel Legend features DDR5 memory support, providing lightning-fast speeds for seamless multitasking and smooth gaming. Take on heavy workloads with ease and enjoy unparalleled performance with this advanced motherboard.
Stay Connected
Equipped with built-in Wi-Fi, the ASRock B650 Steel Legend ensures a reliable internet connection for uninterrupted online gaming and streaming. Say goodbye to lag and latency issues - this motherboard has you covered.
Immersive Gaming Experience
Get ready to experience gaming like never before with the ASRock B650 Steel Legend. Enjoy crystal-clear graphics and responsive gameplay thanks to its support for the latest graphics cards and processors. Dominate the competition and immerse yourself in a world of high-definition gaming.
Seamless Performance
Designed for speed and efficiency, the ASRock B650 Steel Legend is optimized for maximum performance. With support for the latest Intel processors, this motherboard delivers unmatched processing power for all your computing needs.
Quality Build, Sleek Design
Not only does the ASRock B650 Steel Legend deliver top-notch performance, but it also boasts a sleek and stylish design that will complement any gaming setup. Stand out from the crowd with this eye-catching motherboard that combines form and function seamlessly.
Upgrade Your PC Today
Ready to take your PC to the next level? Upgrade to the ASRock B650 Steel Legend and experience the power of cutting-edge technology. With its advanced features and reliable performance, this motherboard is sure to enhance your gaming experience and productivity.
Don't wait any longer - invest in the ASRock B650 Steel Legend today and unleash the full potential of your PC.
Specification
CPU
- Supports AMD Socket AM5 Ryzen™ 8000 and 7000 Series Processors*
*The availability of expansion slots may vary by CPU.
Chipset
- AMD B650
Memory
- Dual Channel DDR5 Memory Technology
- 4 x DDR5 DIMM Slots
- Supports DDR5 ECC/non-ECC, un-buffered memory up to 7200+(OC)
- Max. capacity of system memory: 192GB
- Supports Extreme Memory Profile (XMP) and EXTended Profiles for Overclocking (EXPO) memory modules
BIOS
- 256Mb AMI UEFI Legal BIOS with GUI support
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 with Content Protection (Realtek ALC4082 Audio Codec)
- Individual PCB Layers for R/L Audio Channel
- Impedance Sensing on Rear Out port
- 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
Slots
CPU:
- 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*
Chipset:
- 1 x PCIe 3.0 x16 Slot (PCIE2), supports x4 mode*
- 1 x PCIe 4.0 x1 Slot (PCIE3)*
- 1 x Vertical M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module
- Supports AMD CrossFire™
- 15μ Gold Contact in VGA PCIe Slot (PCIE1)
* Supports NVMe SSD as boot disks
If SATA3_0 and SATA3_1 are occupied, PCIE2 will downgrade to x2 mode.
Storage
CPU:
- 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2260/2280 PCIe Gen5x4 (128 Gb/s) mode*
- 1 x Hyper M.2 Socket (M2_3, Key M), supports type 2260/2280 PCIe Gen4x4 (64 Gb/s) mode* Chipset:
- 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2230/2260/2280 PCIe Gen4x4 (64 Gb/s) mode*
- 2 x SATA3 6.0 Gb/s Connectors**
ASMedia ASM1061:
- 2 x SATA3 6.0 Gb/s Connectors
* Supports NVMe SSD as boot disks
** If SATA3_0 and SATA3_1 are occupied, PCIE2 will downgrade to x2 mode.
RAID
- Supports RAID 0 and RAID 1 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
USB
CPU:
- 1 x USB 3.2 Gen2 Type-A (Rear)
- 2 x USB 3.2 Gen1 Type-A (2 Rear (USB32_12)) Chipset:
- 1 x USB 3.2 Gen2x2 Type-C (Rear)
- 1 x USB 3.2 Gen1 Type-C (Front)
- 6 x USB 3.2 Gen1 Type-A (2 Rear (USB32_34), 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 Power LED and Speaker Header
- 1 x RGB LED Header*
- 3 x Addressable LED Headers**
- 1 x CPU Fan Connector (4-pin)***
- 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)****
- 4 x Chassis/Water Pump Fan Connectors (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 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/WP supports the fan power up to 2A (24W).
***** CHA_FAN1~4/WP support the fan power up to 2A (24W).
***** CPU_FAN2/WP and CHA_FAN1~4/WP 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 DisplayPort 1.4
- 1 x Optical SPDIF Out Port
- 1 x USB 3.2 Gen2x2 Type-C Port (20 Gb/s)
- 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s)
- 4 x USB 3.2 Gen1 Type-A Ports (USB32_34 support Ultra USB Power.)
- 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)
Software and UEFI
Software
- ASRock Motherboard Utility (A-Tuning)
- ASRock Dragon 2.5G LAN Software
- ASRock Polychrome SYNC*
UEFI
- ASRock Full HD UEFI
- ASRock Auto Driver Installer
- ASRock Instant Flash
*These utilities can be downloaded from ASRock Live Update & APP Shop.
Accessories
- 1 x User Manual
- 2 x SATA Data Cables
- 2 x ASRock WiFi 2.4/5/6 GHz Antennas
- 3 x Screws for M.2 Sockets
- 1 x Standoff for M.2 Socket
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
