ASRock B550 PHANTOM GAMING-ITX/AX Review & Specs

ASRock B550 Phantom Gaming-ITX/AX Mini-ITX

ASRock B550 Phantom Gaming-ITX/AX Mini-ITX

- ASRock

Merchant Price
In Stock
$192.99 Buy
(Used from $398.86)
Out of Stock
$270.12 Buy
Affiliate links disclosure
* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.

Supports 3Rd Gen AMD AM4 Ryzen / Future AMD Ryzen Processors
8 Power Phase Design, Digi Power, 90A Dr.MOS
Supports DDR4 5400+ (OC)
Graphics Output Options: HDMI, Displayport
7.1 CH HD Audio (Realtek ALC1220 Audio Codec), Nahimic Audio

Suggested PC builds

Create a custom PC build

Specs Overview

Model B550 PHANTOM GAMING-ITX/AX
Release Date June 2020

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

Socket AM4
Form factor Mini ITX
Chipset AMD B550
Supported Memory DDR4:
2133Mhz 2400Mhz 2666Mhz 2933Mhz 3200Mhz 3466Mhz 3600Mhz 3733Mhz 3800Mhz 3866Mhz 4000Mhz 4133Mhz 4200Mhz 4266Mhz 4333Mhz 4400Mhz 4533Mhz 4600Mhz 4666Mhz 4800Mhz 4866Mhz 5000Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS
** RAM compatibility support may also depend on the CPU memory controller
ECC RAM Support
Audio Chipset Realtek ALC1220
Audio Channels 7.1 Channels
LAN Chipset Intel I225-V
Max LAN Speed 10/100/1000/2500Mbps
SLI Support
CrossFire Support
RAID Support
Back I/O Ports
  • 2 x Antenna Ports
  • 1 x HDMI Port
  • 1 x DisplayPort 1.4
  • 1 x USB 3.2 Gen2 Type-A Port (10Gb/s) (Supports ESD Protection)
  • 1 x USB 3.2 Gen2 Type-C Port (10Gb/s) (Supports ESD Protection)
  • 4 x USB 3.2 Gen1 Ports (Supports ESD Protection)
  • 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
  • HD Audio Jacks: Line in / Front Speaker / Microphone
Wireless LAN
PCI-Express x16 Slots 1
PCI-Express x4 Slots 0
PCI-Express x1 Slots 0
SATA 6 Gbps Ports 4
SATA Express Ports 0
M.2 Ports 3
RAM Slots 2
Maximum Supported RAM 64GB
Onboard USB 2.0 1
Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 1


Compare ASRock B550 PHANTOM GAMING-ITX/AX with similar Motherboards




Saved comparisons

    x