ASUS PRIME B550-PLUS Review & Specs

ASUS PRIME B550-PLUS B550 AM4 dual M.2 PCIe 4.0 DDR4 4400 USB 3.2 Gen 2 Type-A Type-C ATX

ASUS PRIME B550-PLUS B550 AM4 dual M.2 PCIe 4.0 DDR4 4400 USB 3.2 Gen 2 Type-A Type-C ATX

- ASUS

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  • AM4 Socket: Ready For 3Rd Gen AMD Ryzen Processors

Specifications Overview

Model
  • PRIME B550-PLUS
  • 90MB14U0-M0EAY0
Release Date June 2020

* First availability for purchase, it may not correspond to the actual market launch date.

Socket AM4
Form factor ATX
Chipset AMD B550
Supported Memory DDR4:
2133Mhz 2400Mhz 2666Mhz 2800Mhz 3000Mhz 3200Mhz 3333Mhz 3466Mhz 3600Mhz 3733Mhz 3866Mhz 4000Mhz 4133Mhz 4266Mhz 4400Mhz 4600Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS
** RAM support may also depend on the CPU memory controller
ECC RAM Support
* ECC memory support also depends on the CPU memory controller
Audio Chipset Realtek ALC887
Audio Channels 7.1 Channels
LAN Chipset Realtek RTL8111H
Max LAN Speed 10/100/1000Mbps
SLI Support
CrossFire Support
RAID Support
Back I/O Ports
  • 2 x USB 3.2 Gen 2 ports (1 x Type-A + 1 x USB Type-C)
  • 4 x USB 3.2 Gen 1 ports (4 x Type-A)
  • 2 x USB 2.0 ports (2 x Type-A)
  • 1 x DisplayPort
  • 1 x HDMI port
  • 1 x Realtek 8111H Ethernet port
  • 5 x Audio jacks
  • 1 x Optical S/PDIF out port
Wireless LAN
PCI-Express x16 Slots 2
PCI-Express x4 Slots 0
PCI-Express x1 Slots 3
SATA 6 Gbps Ports 6
SATA Express Ports 0
M.2 Ports 2
M.2 Devices support
  • 2242 / 2260 / 2280 / 22110 - M Key
  • 2242 / 2260 / 2280 / 22110 - M Key
RAM Slots 4
Maximum Supported RAM 128GB
Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 0


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