MSI B550M-A PRO AM4 Motherboard – DDR4 4600MHz OC, PCIe 4.0 x16, Gen4 M.2 NVMe, HDMI 4K, USB 3.2 Gen1, Core Boost, 2oz Copper PCB, mATX Ryzen 5000 Ready, Support Ryzen 5000 / 3000 / 4000G Series

95 $

Quantity

Expert Features

  • AMD B550 Chipset (AM4 Ryzen 5000 Ready) : Built for Ryzen 5000 / 3000 / 4000G series, delivering a modern platform with PCIe Gen4 support for gamers and productivity builds.
  • PCIe 4.0 Performance (GPU + NVMe) : Unlock next-gen bandwidth with PCIe 4.0 x16 slot and Gen4 M.2 NVMe, ideal for faster GPUs and ultra-speed SSDs.
  • DDR4 Memory Up To 4600MHz (OC) : Dual-channel memory with A-XMP support ensures high-frequency stability and improved system responsiveness.
  • Core Boost Power Design : Optimized digital VRM layout delivers stable power for multi-core CPUs under heavy workloads.
  • Lightning Gen4 M.2 (64Gbps) : Ultra-fast storage interface dramatically reduces boot times, game loading, and large file transfers.
  • 2oz Thickened Copper PCB : Enhanced PCB design improves heat dissipation, signal integrity, and long-term reliability.
  • DDR4 Boost Technology : Isolated memory traces ensure cleaner signals and maximum compatibility at higher frequencies.
  • Audio Boost (7.1 HD Audio) : Powered by Realtek ALC892/897, delivering clean and immersive audio for gaming and content consumption.
  • Full Fan Control (BIOS + Software) : Advanced fan tuning with temperature-based curves ensures optimal cooling and low noise operation.
  • Professional PRO Series Design : Clean industrial look with stable components, ideal for business builds, workstations, and budget gaming rigs.
  • USB 3.2 Gen1 Connectivity : Multiple high-speed USB ports for peripherals, storage, and accessories.
  • DIY-Friendly Layout : Logical header placement, easy installation, and wide compatibility with components.

Expert Specs

Category Specification
Model MSI B550M-A PRO
Chipset AMD B550
CPU Socket AM4
CPU Support Ryzen 5000 / 3000 / 4000G Series
Form Factor Micro-ATX
Dimensions 23.6 × 20 cm
Memory 2 × DDR4 DIMM
Max Memory 64GB
Memory Speed Up To 4600 MHz (OC)
Memory Features Dual Channel, A-XMP, Non-ECC / ECC (Non-ECC Mode)
PCIe Slots 1 × PCIe 4.0 x16 / 1 × PCIe 3.0 x1
Storage 1 × M.2 (PCIe 4.0/3.0) / 4 × SATA 6Gb/s
RAID RAID 0 / 1 / 10 (SATA & NVMe)
Graphics Outputs HDMI 2.1 (4K@60Hz), DVI-D
LAN Gigabit LAN (RTL8111H)
USB Rear 4 × USB 3.2 Gen1 / 2 × USB 2.0
USB Front 2 × USB 3.2 Gen1 / 4 × USB 2.0
Audio Realtek ALC892 / ALC897
Cooling Headers CPU Fan / System Fan
Internal Headers TPM, Clear CMOS, Front Audio
OS Support Windows 10 / 11
Top