ASUS PRIME B550M-A/CSM AM4 Socket For AMD CPUs Motherboard

• AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, 1 Gb Ethernet, HDMI/D-Sub/DVI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB headers support

CPU

• AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Desktop Processor

Memory

• DDR4
• 4 x DIMM, Max. 128GB, DDR4
• Dual Channel Memory Architecture

Expansion Slots

• 1 x PCIe 4.0 x16 Slot
• 2 x PCIe 3.0 x1 Slots

Storage :

• 4 x SATA 6Gb/s
• 2 x M.2 PCIe 3.0 x4

Ethernet :

• Realtek RTL8111H 1Gb Ethernet

Audio

• Realtek ALC887/897 7.1 Surround Sound High Definition Audio CODEC 

USB :

• Rear USB Port ( Total 6 )
• 2 x USB 3.2 Gen 2 ports (Type-A)
• 4 x USB 3.2 Gen 1 ports (Type-A)
• Front USB Port ( Total 6 )
• 2 x USB 3.2 Gen 1 ports (Type-A)
• 4 x USB 2.0 ports (Type-A)

Back Panel I/O Ports

• 1 x PS/2 keyboard/mouse combo port
• 1 x DVI-D
• 1 x D-Sub
• 1 x HDMI
• 1 x LAN (RJ45) port
• 2 x USB 3.2 Gen 2 (teal blue) (Type-A)
• 4 x USB 3.2 Gen 1 (blue) Type-A
• 3 x Audio jack(s)

Accessories

• User´s manual
• I/O Shield
• 2 x SATA 6Gb/s cable(s)
• 1 x Supporting DVD
• 1 x M.2 SSD screw package(s)

Form Factor : 

• M-ATX ( 24.4 cm x 24.4 cm )

Part Number:

• 90MB14I0-M0EAYC