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MSI

MSI B550-A PRO AM4 ATX Motherboard

MSI B550-A PRO AM4 ATX Motherboard

Regular price $178.99 USD
Regular price Sale price $178.99 USD
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MSI B550-A PRO Motherboard

  • Supports AMD Ryzen™ 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen™ 5 3400G & Ryzen™ 3 3200G) and AMD Ryzen™ 4000 G-Series desktop processors
  • Supports DDR4 Memory, up to 4400(OC) MHz
  • Lightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 Gen 2
  • Premium Thermal Solution: Extended Heatsink Design with additional choke thermal pad and 7W/mK pad, and M.2 Shield Frozr are built for high performance system and non-stop works
  • Powerful Design: Core Boost, Digital PWM IC, 2oz Thickened Copper PCB, Creator Genie, DDR4 Boost
  • Audio Boost: Reward your ears with studio grade sound quality
  • Multi-GPU: With Steel armor PCI-E slots. Supports 2-Way AMD Crossfire™
  • Dragon Center: A brand new software which integrates all MSI exclusive tools with user friendly user interface.  


Chipset AMD B550
CPU Socket AM4
USB 2 x USB 2.0 Type-A
2 x USB 3.1 / USB 3.2 Gen 1 Type-A
1 x USB 3.1 / USB 3.2 Gen 2 Type-A
1 x USB 3.1 / USB 3.2 Gen 2 Type-C
Thunderbolt None
Display 1 x DisplayPort
1 x HDMI 2.1
Audio 5 x 3.5 mm
1 x S/PDIF
Ethernet / Controller 1
PS/2 1 x PS/2
Buttons BIOS Flashback
Memory Slots 4 x 288-Pin
Memory Support DDR4 1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400 MHz
Maximum Capacity 128 GB
Channel Architecture Dual Channel
ECC Support Non-ECC, ECC Unbuffered
SATA 6 x SATA III
M.2 1 x M Key 2242, 2260, 2280, 22110 (PCIe 4.0 x4, PCIe 3.0 x4)
1 x M Key 2242, 2260, 2280 (PCIe 3.0 x4)
U.2 None
RAID Support RAID 0, 1, 10 (SATA)
RAID 0, 1 (M.2)
Expansion Slots 1 x PCIe 4.0 x16
1 x PCIe 3.0 x16
2 x PCIe 3.0 x1
USB 2 x USB 2.0 Header (Supports 4 USB Type-A Port)
1 x USB 3.1 / USB 3.2 Gen 1 Header (Supports 1 USB Type-C Port)
1 x USB 3.1 / USB 3.2 Gen 1 Header (Supports 2 USB Type-A Port)
Multi-GPU Support 2-Way AMD CrossFireX
Air Cooling 1 x 4-Pin CPU
6 x 4-Pin System
Liquid Cooling 1 x 4-Pin Pump
Power Connectors 1 x 24-Pin Mainboard
1 x 8-Pin ATX
Security Chassis Intrusion, TPM Module
LED Header 3 x RGB
Audio 1 x Speaker
Diagnostics Clear CMOS
I/O Connection Headers USB 3.1 / USB 3.2 Gen 1
Audio Codec Realtek ALC892/ALC897 (7.1-Channel)
Supported Operating Systems Windows 10 (64-Bit)
Form Factor ATX
Dimensions 9.6 x 12" / 24.4 x 30.5 cm
Package Weight 3.555 lb
Box Dimensions (LxWxH) 13.6 x 10.8 x 3.45"

Proposition 65 Warning for California Consumers

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

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