MSI B550-A PRO DDR4 ATX Motherboard AM4

Lightning Gen 4: Supports PCIe 4.0 for ultra-fast storage and graphics bandwidth.
M.2 Shield Frozr: Integrated thermal solution to keep Gen 4 SSDs running at max speed.
Extended Heatsink Design: Enhanced PWM and circuit design for high-end processor stability.
Core Boost & DDR4 Boost: Digital power and isolated memory circuits for elite performance and stability.
2oz Thickened Copper PCB: Improves heat dissipation and overall system reliability.
Flash BIOS Button: Update your BIOS in seconds with just a USB stick—no CPU or RAM needed.
Steel Armor: Reinforced PCIe slot to protect heavy graphics cards against bending.
8-Channel HD Audio: Studio-grade sound quality via Audio Boost technology.

31.900 DA

Delivery Across All 58 Wilayas

We deliver to every corner of Algeria’s 58 wilayas. Delivery fees apply depending on your location. Check our Shipping FAQ for details.

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B550-A PRO DDR4 ATX Motherboard AM4

Technical Specifications

Feature Category	Technical Detail
Socket / Chipset	AMD Socket AM4 / B550 Chipset
Form Factor	ATX (30.5 cm x 24.4 cm)
Memory Support	4x DDR4 slots, up to 128GB (4400+ MHz OC)
Expansion Slots	1x PCIe 4.0 x16, 1x PCIe 3.0 x16 (x4 mode), 2x PCIe 3.0 x1
Storage	2x M.2 slots (1x Gen4 x4), 6x SATA 6Gb/s
Rear I/O	HDMI 2.1, DisplayPort, USB 3.2 Gen 2 (Type-A+C), 4x USB 2.0
Networking	Realtek® RTL8111H Gigabit LAN
Audio	Realtek® ALC892/897 Codec (7.1 Channel)

B550-A PRO DDR4 ATX Motherboard AM4

The MSI B550-A PRO is a professional-grade ATX motherboard designed for the AMD AM4 platform, offering a perfect blend of high-speed connectivity and extreme durability. Built to support 3rd, 4th, and 5th Gen Ryzen processors, it is a top-tier choice for creators and gamers alike. Its larger ATX form factor provides superior heat dissipation and expansion compared to its “M” siblings, making it ideal for high-performance builds.

Equipped with Lightning Gen 4 technology, it supports the fastest PCIe 4.0 SSDs and GPUs on the market. To ensure peak performance under heavy workloads, it features an Extended Heatsink and 7W/mK thermal pads, alongside the M.2 Shield Frozr to prevent thermal throttling. Whether you’re overclocking or running professional software, the 10-phase digital power design provides stable, undistorted current to the CPU.