ASRock B450M/AC R2.0

ASRock B450M/AC R2.0 AM4 SATA 6Gb/s Micro ATX

ASRock B450M/AC R2.0 AM4 SATA 6Gb/s Micro ATX

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  • Supports AMD AM4 Socket Ryzen 2000, 3000, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors
  • Supports DDR4 3200
  • 1 PCIe 3.0 x16, 1 PCIe 2.0 x16
  • AMD Quad CrossFireX
  • Graphics Output: HDMI

Specifications Overview

Model B450M/AC R2.0
Release Date February 2023

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

Socket AM4
Form factor Micro ATX
Chipset AMD B450
Supported Memory DDR4
2133Mhz 2400Mhz 2666Mhz 2933Mhz 3200Mhz
* 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 No
SLI Support No
CrossFire Support Yes
RAID Support Yes
Back Connect No
Wireless LAN Yes
Wi-Fi Generation 5
PCI-Express x16 Slots 2
PCI-Express x4 Slots 0
PCI-Express x1 Slots 0
SATA 6 Gbps Ports 0
SATA Express Ports 0
M.2 Ports 2
M.2 Devices support
  • 2242 / 2260 / 2280 - M Key
  • 2230 - E Key
RAM Slots 4
Maximum Supported RAM 128 GB
Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 0
Onboard USB 3.2 Gen 2x2 0


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