
ASRock 90-MXBN90-A0UAYZ B650 Steel Legend WiFi Motherboard
Feature-rich B650 ATX motherboard with PCIe 5.0, DDR5 7200+, and WiFi 6E for AMD Ryzen AM5 builds.
*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.
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Overview
Key Features
***Not compatible with all built-in computers or systems
Supports AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series Processors
14+2+1 Power Phase, 80A Dr.MOS for Vcore
4 x DDR5 DIMMs Supports Dual Channel, up to 7200+ (OC)
1 PCIe 5.0 x16, 1 PCIe 3.0 x16, 1 PCIe 4.0 x1
Graphics Output Options: 1 HDMI, 1 DisplayPort Realtek ALC4082 7.1 CH HD Audio Codec, Nahimic Audio
4 SATA3, 1 Blazing M.2 (PCIe Gen5x4), 2 Hyper M.2 (PCIe Gen4x4) 1 USB 3.2 Gen2x2 Type-C (Rear) 1 USB 3.2 Gen1 Type-C (Front) 1 USB 3.2 Gen2 Type-A (Rear) 8 USB 3.2 Gen1 Type-A (4 Rear, 4 Front) 8 USB 2.0 (4 Rear, 4 Front)
Dragon 2.5G LAN 802.11axe WiFi 6E + Bluetooth
Supports ASRock Auto Driver Installer, BIOS Flashback
If any questions about the product, contact us on amazon.
Specifications
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Pros & Cons
👍 Pros
- PCIe 5.0 x16 slot and a Gen 5 M.2 slot provide future-proof bandwidth for next-gen GPUs and SSDs.
- Robust 14+2+1 power phase design with 80A Dr.MOS VRMs supports stable overclocking on high-core-count Ryzen CPUs.
- Extensive USB connectivity including USB 3.2 Gen2x2 Type-C, totaling 18 USB ports across front and rear.
- Onboard WiFi 6E and 2.5G LAN eliminate the need for add-in networking cards.
- BIOS Flashback enables CPU-less BIOS updates for hassle-free new processor support.
👎 Cons
- B650 chipset lacks the additional PCIe 5.0 lanes found on the higher-end X670E for users wanting Gen 5 on multiple slots simultaneously.
- No integrated 10 Gigabit Ethernet, which may matter for high-throughput workstation or NAS use cases.
- ATX form factor will not fit in compact Mini-ITX or Micro-ATX cases.
- Realtek ALC4082 audio codec, while capable, does not match the quality of dedicated sound cards for audiophile use.