ASUS ROG Strix B550-A Gaming AMD AM4 Zen 3 Ryzen 5000 & 3rd Gen Ryzen ATX Gaming Motherboard (PCIe 4.0, 2.5Gb LAN, BIOS Flashback, Dual M.2 with heatsinks, Addressable Gen 2 RGB Header and Aura Sync
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*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.
Bottom line: The ASUS ROG Strix B550-A Gaming AMD AM4 Zen 3 Ryzen 5000 & 3rd Gen Ryzen ATX Gaming Motherboard (PCIe 4.0, 2.5Gb LAN, BIOS Flashback, Dual M.2 with heatsinks, Addressable Gen 2 RGB Header and Aura Sync is a niche pick — read recent reviews before buying in the motherboards category, priced around $238.75. Compare close alternatives before committing.
The ROG Strix B550-A Gaming is ASUS's ATX AM4 board for builders pairing a Ryzen 5000 or 3rd Gen Ryzen CPU with PCIe 4.0 storage and graphics. Its 12+2 DrMOS power stage array, alloy chokes, and Stack Cool 3+ layout are built to hold high-core-count Ryzen chips steady under sustained load, so you are not throttling a 5800X or 5900X on VRM temperature during long sessions. Networking runs on 2.5 Gb LAN with ASUS LANGuard surge protection rather than the usual gigabit port. You get dual M.2 slots with heatsinks, one wired PCIe 4.0 x4 for full-speed NVMe, plus USB 3.2 Gen 2 Type-C and a…
SpecPicks Verdict
SpecPicks scored ASUS ROG Strix B550-A Gaming AMD AM4 Zen 3 Ryzen 5000 & 3rd Gen… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the motherboards category. Compare with similarly-priced alternatives in the motherboards category before committing. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.
Common buyer scenarios for motherboards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ High-performance Gaming Networking: 2.5 Gb LAN with ASUS LANGuard
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- AMD AM4 Socket and PCIe 4. 0: The perfect pairing for Zen 3 Ryzen 5000 and 3rd Gen AMD Ryzen CPUs.Audio: Supports up to 32-Bit/192kHz playback
- Robust Power Design: 12 plus 2 DrMOS power stages with high-quality alloy chokes and durable capacitors provide reliable power for the last AMD high-count-core CPUs
- High-performance Gaming Networking: 2.5 Gb LAN with ASUS LANGuard
- Best Gaming Connectivity: Supports HDMI 2.1(4K at 60HZ) and DisplayPort 1.2 output, featuring dual M.2 slots (NVMe SSD)—one with PCIe 4.0 x4 connectivity, USB 3.2 Gen 2 Type-C port and Thunderbolt 3 header
- Industry-leading Gaming Audio and AI Noise Cancelling Mic Technology: High fidelity audio from a SupremeFX S1220A codec with DTS Sound Unbound and Sonic Studio III draws you deeper into the action. Communicate clearly with ASUS AI Noise Cancelling Mic technology.
Full Specifications
| Brand | ASUS |
|---|---|
| USB 2.0 | 2 |
| Platform | Windows 10 |
| CPU Model | Ryzen 5 |
| CPU Socket | Socket AM4 |
| Model Name | ROG STRIX B550-A GAMING |
| Chipset Type | AMD B550 |
| Connectivity | USB |
| Model Number | ROG Strix B550-A Gaming |
| Item Type Name | ASUS ROG Strix B550-A Gaming AMD AM4 Zen 3 Ryzen 5000 & 3rd Gen Ryzen ATX Gaming Motherboard (PCIe 4.0, 2.5Gb LAN, BIOS Flashback, Dual M.2 with heatsinks, Addressable Gen 2 RGB Header and Aura Sync |
| Mfr Part Number | ROG Strix B550-A Gaming |
| Number of Items | 1 |
| Number of Ports | 5 |
| Total Usb Ports | 8 |
| Processor Socket | Socket AM4 |
| Total PCIe Ports | 6 |
| Total SATA Ports | 6 |
| Compatible Devices | Personal Computer |
| Memory Clock Speed | 2666 MHz |
| Robust Power Design | 12 plus 2 DrMOS power stages with high-quality alloy chokes and durable capacitors provide reliable power for the last AMD high-count-core CPUs |
Ready to buy?
ASUS ROG Strix B550-A Gaming AMD AM4 Zen 3 Ryzen 5000 & 3rd Gen Ryzen ATX Gaming Motherboard (PCIe 4.0, 2.5Gb LAN, BIOS Flashback, Dual M.2 with heatsinks, Addressable Gen 2 RGB Header and Aura Sync is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
View Current Price on Amazon →
*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.
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