ASUS ROG Strix B550-A Gaming AM4 ATX Motherboard
The ASUS ROG Strix B550-A Gaming AM4 ATX Motherboard is a high-performance platform for AMD Ryzen 5000/4000 G/3000 series processors. It features PCIe 4.0 support, dual M.2 slots, Intel 2.5Gb Ethernet, and SupremeFX audio. With Aura Sync RGB, BIOS FlashBack, and comprehensive cooling, it’s ideal for gaming builds. Available nationwide in Pakistan with cash-on-delivery.
Shipping & Delivery
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Pick up from the Megacomputer Store
To pick up today
Free
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Express delivery
Applicable to selected areas in Karachi only
1-2 Days
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TCS Courier delivery
Our courier partner will deliver to your specified address
Delays may occur due to situations out of our control
3-4 Days
₨ 70,000
Description
The ASUS ROG Strix B550-A Gaming AM4 ATX Motherboard is built for gamers and PC enthusiasts who demand high performance and robust connectivity. It supports AMD Ryzen 5000 Series, 4000 G-Series, and 3000 Series processors, delivering exceptional gaming and multitasking capabilities. With PCIe 4.0 support, dual M.2 slots, and Intel 2.5Gb Ethernet, this motherboard is ready for fast storage and lag-free networking.
Designed with ROG aesthetics, the board features Aura Sync RGB lighting, SupremeFX audio, and comprehensive cooling options including multiple fan headers and an AIO pump connector. The pre-mounted I/O shield, BIOS FlashBack, and Q-LED diagnostics simplify installation and troubleshooting. Available with nationwide delivery in Pakistan including Karachi, Lahore, and Islamabad, with cash-on-delivery option.
- AMD AM4 socket: Supports Ryzen 5000/4000 G/3000 series CPUs
- PCIe 4.0 x16 slot and M.2 slot for ultra-fast graphics and storage
- Intel I225-V 2.5Gb Ethernet for high-speed wired networking
- ROG SupremeFX S1220A 8-channel audio with DTS Sound Unbound
- Dual M.2 slots with heatsink, 6 SATA 6Gb/s ports, and RAID 0/1/10 support
- Aura Sync RGB lighting with standard and addressable Gen 2 headers

Specification
Overview
| Brand | ASUS |
|---|---|
| Series | ROG |
| Model | STRIX B550-F GAMING |
| CPU Socket Type | AM4 |
| CPU Type | Supports AMD Ryzen 5000 Series / 4000 G-Series / 3000 Series Processors*, * BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU. Refer to ASUS website for CPU support list. |
| Chipset | AMD B550 |
| Number of Memory Slots | 4x288pin (DDR4) |
| Memory Standard | DDR4 5100(OC) / 5000(OC) / 4800(OC) / 4600(OC) / 4400(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3600(OC) / 3466(OC) / 3200 / 3000 / 2800 / 2666 / 2400 / 2133 (Next Generation AMD Ryzen PRO Processors), DDR4 4600(OC) / 4400(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3600(OC) / 3466(OC) / 3200 / 3000 / 2800 / 2666 / 2400 / 2133 (3rd Gen AMD Ryzen Processors), * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists). |
| Maximum Memory Supported | 128GB |
| Channel Supported | Dual Channel |
| ECC Supported | ECC supported varies by processors |
| Buffer Supported | Un-buffered |
| PCI Express 4.0 x16 | 1 x PCI Express 4.0 x16*, * Actual support may vary by CPU. |
| PCI Express 3.0 x16 | 1 x PCIe 3.0 x16 (x4 mode)*, * Share bandwidth with PCIe3.0 x1_1, PCIe3.0 x1_2, PCIe3.0 x1_3. |
| PCI Express x1 | 3 x PCIe 3.0 x1 |
| SATA 6Gb/s | 6 x SATA 6Gb/s |
| M.2 | 3rd Gen AMD Ryzen Processors:, 1 x M.2_1 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIe 4.0 x4 mode), AMD B550 Chipset:, 1 x M.2_2 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x4 mode)*, * When the M.2_2 Socket 3 is populated, SATA6G_5/6 ports will be disabled. |
| SATA RAID | 0/1/10 |
| Onboard Video Chipset | Supported only by CPU with integrated graphic |
| Audio Chipset | ROG SupremeFX High Definition Audio CODEC S1220A |
| Audio Channels | 8 Channels*, * Due to limitations in HDA bandwidth, 32-Bit/192kHz is not supported for 8-Channel audio. |
| LAN Chipset | Intel I225-V |
| Max LAN Speed | 2.5Gbps |
| Back I/O Ports | 1 x Intel I225-V 2.5Gb Ethernet, 1 x DisplayPort, 1 x HDMI, 2 x USB 3.2 Gen 2 (1 x Type-A + 1 x USB Type-C), 4 x USB 3.2 Gen 1, 2 x USB 2.0, 1 x Optical S/PDIF out, 1 x BIOS FlashBack Button(s), 5 x Gold-plated audio jacks |
| Onboard USB | 1 x USB 3.2 Gen 1 (up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s), 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s) |
| Other Connectors | 1 x CPU Fan connector(s), 1 x CPU OPT Fan connector(s), 3 x Chassis Fan connector(s), 1 x AIO_PUMP connector, 1 x AAFP connector, 2 x Aura RGB Strip Header(s), 1 x Addressable Gen 2 header(s), 1 x Thunderbolt header(s), 1 x System panel(s), 1 x Thermal sensor connector(s), 1 x Clear CMOS jumper(s) |
| Form Factor | ATX |
| LED Lighting | RGB |
| Dimensions (W x L) | 12.0″ x 9.6″ |
| Power Pin | 1 x 24-pin EATX Power connector(s), 1 x 8-pin ATX 12V Power connector(s), 1 x 4-pin ATX 12V Power connector(s) |
| Windows 11 | Supported |
| Features | Multi-GPU Support:, Supports AMD 2-Way CrossFireX Technology, Software Features:, ROG Exclusive Software, – RAMCache III, – ROG CPU-Z, – GameFirst VI, – Sonic Studio III + Sonic Studio Virtual Mixer, – Sonic Radar III, – DTS Sound Unbound, – Overwolf, – Anti-virus software, ASUS Exclusive Software Features, Armoury Crate, – Aura Creator, – Aura Sync, – AI Noise Cancelling Microphone, AI Suite 3:, – PPSU, EPU, DIGI+ VRM, Fan Xpert 4, TurboV EVO, – EZ update, WinRAR, UEFI BIOS, ASUS EZ DIY, – ASUS CrashFree BIOS 3, – ASUS EZ Flash 3, – ASUS UEFI BIOS EZ Mode, ASUS Special Features:, Aura Sync, – Standard RGB header(s), – Addressable Gen 2 RGB header(s), ASUS Q-Design, – ASUS Q-DIMM, – ASUS Q-LED (DRAM [yellow], CPU [red], VGA [white], Boot Device [yellow green), – ASUS Q-Slot, ASUS Thermal Solution, – Aluminum M.2 heatsink, ASUS EZ DIY, – BIOS FlashBack button, – BIOS FlashBack LED, – Clear CMOS header, – ProCool, – Pre-mounted I/O shield, – SafeSlot, BIOS:, 256MB Flash ROM, UEFI AMI BIOS, Manageability:, WOL by PME, PXE, Operating System:, Windows 10 64-bit |
| Package Contents | Accessories:, User’s manual, 4 x SATA 6Gb/s cable(s), 1 x Supporting DVD, 1 x ROG Strix stickers, 1 x Cable ties pack(s), 1 x Extension cable for Addressable LED, 1 x ROG Thank you card, 1 x M.2 SSD screw package(s), 1 x M.2 Rubber Package(s) |
| Form Factor | ATX |







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