| Product Description |
ASRock B550 Phantom Gaming-ITX/ax – motherboard – mini ITX – Socket AM4 – AMD B550 |
| Product Type |
Motherboard – mini ITX |
| Chipset Type |
AMD B550 |
| Processor Socket |
Socket AM4 |
| Compatible Processors |
Ryzen (supports 3rd Generation Ryzen) |
| Max RAM Size |
64 GB |
| RAM Supported |
2 DIMM slots – DDR4, non-ECC, ECC, unbuffered |
| Storage Ports |
4 x SATA-600 (RAID), 2 x M.2 |
| USB / FireWire Ports |
1 x USB-C Gen 2 + 1 x USB 3.2 Gen 2 + 4 x USB 3.2 Gen 1 + (1 x USB-C Gen 2 + 2 x USB 3.2 Gen 1 + 2 x USB 2.0 via headers) |
| Max Allocated RAM Size |
16 GB |
| Audio |
HD Audio (8-channel) |
| LAN |
2.5 Gigabit Ethernet, 802.11a/b/g/n/ax, Bluetooth 5.1 |
| Max Processors Qty |
1 |
| Max Size |
64 GB |
| Technology |
DDR4 |
| Bus Clock |
2400 MHz, 2133 MHz, 2667 MHz, 2933 MHz, 3466 MHz (O.C.), 3733 MHz (O.C.), 3600 MHz (O.C.), 3800 MHz (O.C.), 3866 MHz (O.C.), 4000 MHz (O.C.), 4133 MHz (O.C.), 4400 MHz (O.C.), 4266 MHz (O.C.), 4200 MHz (O.C.), 4333 MHz (O.C.), 4600 MHz (O.C.), 4533 MHz (O.C.), 4800 MHz (O.C.), 3200 MHz, 4666 MHz (O.C.), 4733 MHz (O.C.), 4866 MHz (O.C.), 4933 MHz (O.C.), 5000 MHz (O.C.), 4466 MHz (O.C.), 5100 MHz (O.C.) |
| Supported RAM Integrity Check |
Non-ECC, ECC |
| Registered or Buffered |
Unbuffered |
| Features |
Dual channel memory architecture, AMD Memory Profile (AMP) |
| Type |
HD Audio (8-channel) |
| Audio Codec |
Realtek ALC1200 |
| Compliant Standards |
Plug and Play, FCC, EuP Ready, ErP Ready, DisplayPort 1.4, HDCP 2.3 |
| Network Controller |
Realtek RTL8125BG |
| Network Interfaces |
2.5 Gigabit Ethernet, 802.11a/b/g/n/ax, Bluetooth 5.1 |
| Expansion Slots |
1 x CPU ¦ 2 x DIMM 288-pin ¦ 1 x PCIe 4.0 x16 (PCIe 4.0 x16 mode (Ryzen series CPUs Matisse); PCIe 3.0 x16 mode (Ryzen series APUs)) ¦ 1 x M.2 socket (2230 M.2 Key E slot) |
| Storage Interfaces |
SATA-600 -connectors: 4 x 7pin Serial ATA – RAID 0 / RAID 1 / RAID 10 ¦ SATA-600 / PCIe 3.0 -connectors: 1 x M.2 ¦ PCIe 4.0 -connectors: 1 x M.2 |
| Interfaces |
1 x LAN (2.5Gigabit Ethernet) ¦ 1 x HDMI ¦ 1 x DisplayPort ¦ 4 x USB 3.2 Gen 1 ¦ 1 x microphone – mini-jack ¦ 1 x audio line-in – mini-jack ¦ 1 x audio line-out – mini-jack ¦ 1 x USB 3.2 Gen 2 ¦ 1 x USB-C Gen2 |
| Internal Interfaces |
2 x USB 2.0 – header ¦ 2 x USB 3.2 Gen 1 – header ¦ 1 x audio – header ¦ 1 x USB-C Gen2 – header |
| Power Connectors |
24-pin main power connector, 8-pin ATX12V connector |
| BIOS Type |
AMI |
| BIOS Features |
JumperFree, SMBIOS 2.3 support, UEFI BIOS, ACPI 5.1 support |
| Hardware Monitoring |
CPU core temperature, chassis temperature, CPU fan tachometer, chassis fan tachometer, system voltage, CPU core voltage |
| Sleep / Wake Up |
Wake on LAN (WOL) |
| Hardware Features |
8 Phase Power Design, ASRock Instant Flash, HDCP compliant, 15µ Gold Contact, Digi Power Design, ESD Protection, Gold Plated Audio Hardware, Energy Efficient Ethernet 802.3az, Preboot eXecution Environment (PXE), ASRock Key Master, 8 Layer PCB, Direct Drive Technology, ASRock Full Spike Protection, ASRock APP Shop, ASRock Super Alloy, High Density Glass Fabric PCB, ASRock Full HD UEFI, Dr.MOS MOSFET, Nahimic Audio Enhacer, I/O Armor, ASRock Live Update, Premium Memory Alloy Choke, Nichicon 12K Black Caps, Matte Black PCB, Hi-Density Power Connectors, 120dB SNR DAC with Differential Amplifier, Pure Power-In, PCB Isolate Shielding, 2oz Copper PCB, ASRock Full Coverage M.2 Heatsink, Premium 90A Power Choke, ASRock Steel Slot Gen4, ASRock Hyper M.2 |
| Included Accessories |
ASRock WiFi 2.4/5GHz Antenna, 1 x M.2 screw |
| Cables Included |
2 x Serial ATA cable |
| Software Included |
Drivers & utilities, Antivirus (Trial version), Google Chrome Browser, Google ChromeToolbar, ASRock Phantom Gaming Tuning, ASRock Polychrome SYNC |
| Width |
6.7 in |
| Depth |
6.7 in |
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