ASRock AB350 Pro4 Review & Specifications

ASRock AB350 Pro4 AM4 DDR4 HDMI USB 3.1 M.2 B350 ATX

- ASRock

Save: $9.01 (9%)
Price Alert

$
DGS $49.99
Prime Eligible Item
HDV $49.99
Prime Eligible Item
PRO4 $64.99
Prime Eligible Item

ATX
ASRock Super Alloy
Supports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ryzen Series CPUs (Summit Ridge)
Supports DDR4 3200+ (OC) (Ryzen CPU) / 2400 (A-series APU)
2 PCIe 3.0 x16, 4 PCIe 2.0 x1
AMD Quad CrossFireX™
Graphics Output:HDMI, DVI-D, D-Sub
Supports Triple Monitor
7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps
6 SATA3, 1 Ultra M.2 (PCIe Gen3 x4), 1 M.2 (SATA3)
8 USB 3.1 Gen1 (1 Type-C, 2 Front, 5 Rear)
Realtek Gigabit LAN

Specs Overview

Model AB350 Pro4
Release Date May 2017
Socket AM4
Form factor ATX
Chipset AMD B350
Supported Memory DDR4:
2133Mhz 2400Mhz 2666Mhz 2933Mhz 3200Mhz
SLI Support
CrossFire Support
RAID Support
Onboard USB 3.0
SATA 3 Gbps Ports 0
SATA 6 Gbps Ports 6
SATA Express Ports 0
M.2 Ports 2
mSATA Slots 0
RAM Slots 4
Maximum Supported RAM 64GB

Score Pangoly

Not yet scored.

(How do we rate?)

Buy now

  • Unique Feature

    ASRock Super Alloy
    - Premium Power Choke
    - Sapphire Black PCB
    - High Density Glass Fabric PCB
    - 2oz Copper PCB
    ASRock Ultra M.2 (PCIe Gen3 x4)
    ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
    ASRock Live Update & APP Shop

  • CPU

    - Supports AMD Socket AM4 A-Series APUs (Bristol Ridge) and Ryzen Series CPUs (Summit Ridge)
    - Digi Power design
    - 9 Power Phase design
    - Supports 95W Air Cooling

  • Chipset

    - AMD Promontory B350

  • Memory

    - Dual Channel DDR4 Memory Technology
    - 4 x DDR4 DIMM Slots
    - AMD Ryzen series CPUs support DDR4 3200+(OC)/2933(OC)/2667/2400/2133 ECC & non-ECC, un-buffered memory*
    - AMD 7th Gen A-Series APUs support DDR4 2400/2133 ECC & non-ECC, un-buffered memory*
    - Max. capacity of system memory: 64GB**
    - 15μ Gold Contact in DIMM Slots

    *Please refer to Memory Support List on ASRock's website for more information.
    Please refer to below table for DDR4 UDIMM maximum frequency support.
    A-Series APUs:
    UDIMM Memory Slot Frequency(MHZ)
    A1 A2 B1 B2
    - SR - - 2400
    - DR - - 2400
    - SR - SR 2400
    - DR - DR 2133
    SR SR SR SR 1866
    SR/DR DR SR/DR DR 1866

    Ryzen Series CPUs:
    UDIMM Memory Slot Frequency(MHZ)
    A1 A2 B1 B2
    - SR - - 2667
    - DR - - 2667
    - SR - SR 2667
    - DR - DR 2400-2667
    SR SR SR SR 2133-2400
    SR/DR DR SR/DR DR 1866-2133


    SR: Single rank DIMM, 1Rx4 or 1Rx8 on DIMM module label
    DR: Dual rank DIMM, 2Rx4 or 2Rx8 on DIMM module label


    **Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® 32-bit OS. For Windows® 64-bit OS with 64-bit CPU, there is no such limitation.
  • BIOS

    - 128Mb AMI UEFI Legal BIOS with multilingual GUI support
    - Supports "Plug and Play"
    - ACPI 5.1 compliance wake up events
    - Supports jumperfree
    - SMBIOS 2.3 support
    - DRAM Voltage multi-adjustment

  • Graphics

    - Integrated AMD Radeon™ R-Series Graphics in A-series APU*
    - DirectX 12, Pixel Shader 5.0
    - Max. shared memory 2GB
    - Three graphics output options: D-Sub, DVI-D and HDMI
    - Supports Triple Monitor
    - Supports HDMI with max. resolution up to 4K x 2K (4096x2160) @ 24Hz / (3840x2160) @ 30Hz
    - Supports DVI-D with max. resolution up to 1920x1200 @ 60Hz
    - Supports D-Sub with max. resolution up to 1920x1200 @ 60Hz
    - Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI Port (Compliant HDMI monitor is required)
    - Supports HDCP with DVI-D and HDMI Ports
    - Supports Full HD 1080p Blu-ray (BD) playback with DVI-D and HDMI Ports
     

    *Actual support may vary by CPU

  • Audio

    - 7.1 CH HD Audio with Content Protection (Realtek ALC892 Audio Codec)*
    - Premium Blu-ray Audio support
    - Supports Surge Protection
    - ELNA Audio Caps
     

    *To configure 7.1 CH HD Audio, it is required to use an HD front panel audio module and enable the multi-channel audio feature through the audio driver.

  • LAN

    - PCIE x1 Gigabit LAN 10/100/1000 Mb/s
    - Realtek RTL8111GR
    - Supports Wake-On-LAN
    - Supports Lightning/ESD Protection
    - Supports LAN Cable Detection
    - Supports Energy Efficient Ethernet 802.3az
    - Supports PXE

  • Slots

    AMD Ryzen series CPUs
    - 2 x PCI Express 3.0 x16 Slots (single at x16 (PCIE2); dual at x16 (PCIE2) / x4 (PCIE4))*
    AMD 7th A-Series APUs
    - 2 x PCI Express 3.0 x16 Slots (single at x8 (PCIE2); dual at x8 (PCIE2) / x2 (PCIE4))*

    - 4 x PCI Express 2.0 x1 Slots
    - Supports AMD Quad CrossFireX™ and CrossFireX™**
     

    *Supports NVMe SSD as boot disks
    If M2_1 is occupied, PCIE4 will be disabled.

    **This feature is only supported with Ryzen Series CPUs (Summit Ridge).

  • Storage

    - 4 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug*
    - 2 x SATA3 6.0 Gb/s Connectors by ASMedia ASM1061, support NCQ, AHCI and Hot Plug
    - 1 x Ultra M.2 Socket (M2_1), supports M Key type 2242/2260/2280 M.2 PCI Express module up to Gen3 x4 (32 Gb/s) (with Ryzen Series CPU) or Gen3 x2 (16 Gb/s) (with A-Series APU)**
    - 1 x M.2 Socket (M2_2), supports M Key type 2230/2242/2260/2280/22110 M.2 SATA3 6.0 Gb/s module**
     

    *M2_2 and SATA3_3 share lanes. If either one of them is in use, the other one will be disabled.

    **If M2_1 is occupied, PCIE4 will be disabled.
    Supports NVMe SSD as boot disks
    Supports ASRock U.2 Kit

  • Connector

    - 1 x COM Port Header
    - 1 x TPM Header
    - 1 x Power LED and Speaker Header
    - 1 x RGB LED Header*
    - 1 x AMD Fan LED Header*
    - 1 x CPU Fan Connector (4-pin)**
    - 3 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)***
    - 1 x 24 pin ATX Power Connector
    - 1 x 8 pin 12V Power Connector
    - 1 x Front Panel Audio Connector
    - 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
    - 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection)
     

    *Supports in total up to 12V/3A, 36W LED Strip
    The AMD Fan LED Header supports LED strips of maximum load of 3A (36W) and length up to 2.5M.

    **The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.

    ***CHA_FAN2 and CHA_FAN3 can auto detect if 3-pin or 4-pin fan is in use.

  • Rear Panel I/O

    - 1 x PS/2 Mouse/Keyboard Port
    - 1 x D-Sub Port
    - 1 x DVI-D Port
    - 1 x HDMI Port
    - 2 x USB 2.0 Ports (Supports ESD Protection)
    - 1 x USB 3.1 Gen1 Type-C Port (Supports ESD Protection)
    - 5 x USB 3.1 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

  • Software and UEFI

    Software
    - ASRock A-Tuning
    - ASRock RGB LED
    - ASRock APP Charger
    - ASRock XFast LAN
    UEFI
    - ASRock Full HD UEFI
    - ASRock Instant Flash
    - ASRock Internet Flash
    - ASRock Easy RAID Installer
     

    *These utilities can be downloaded from ASRock Live Update & APP Shop.

  • Support CD

    - Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar

  • Accessories

    - Quick Installation Guide, Support CD, I/O Shield
    - 2 x SATA Data Cables
    - 2 x Screws for M.2 Sockets

  • Hardware Monitor

    - CPU/Chassis temperature sensing
    - CPU/Chassis Fan Tachometer
    - CPU/Chassis Quiet Fan
    - CPU/Chassis Fan multi-speed control
    - Voltage monitoring: +12V, +5V, +3.3V, Vcore

  • Form Factor

    - ATX Form Factor: 12.0-in x 8.8-in, 30.5 cm x 22.4 cm
    - Solid Capacitor design

  • OS

    - Microsoft® Windows® 10 64-bit

  • Certifications

    - FCC, CE
    - ErP/EuP ready (ErP/EuP ready power supply is required)

My comparisons

    Spotlight

    $80 $60
    View all PC parts deals ►