Asrock B450m Ac Micro Atx Am4 Motherboard Review

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B450M/ac

Supports AMD AM4 Socket Ryzen™ 2000, 3000, 4000 Grand-Series, 5000 and 5000 G-Series Desktop Processors
Supports DDR4 3200+ (OC)
one PCIe iii.0 x16, 1 PCIe 2.0 x16
AMD Quad CrossFireX™
Graphics Output: HDMI
7.ane CH Hd Sound (Realtek ALC892 Audio Codec), ELNA Audio Caps
four SATA3, one Ultra Thousand.2 (PCIe Gen3 x4)*
half dozen 10 USB 3.1 Gen1 (2 Forepart, iv Rear)
Realtek Gigabit LAN
ASRock Polychrome SYNC

This model may not be sold worldwide. Please contact your local dealer for the availability of this model in your region.

Overview
Specification
Support
Where to Purchase

Unique Feature

ASRock Super Alloy
- Premium 42A Power Asphyxiate
- Sapphire Black PCB
- High Density Glass Fabric PCB
- 2oz Copper PCB
Intel^® 802.11ac WiFi
ASRock Ultra G.two (PCIe Gen3 x4)
ASRock Total Spike Protection (for all USB, Sound, LAN Ports)
ASRock Live Update & APP Shop
CPU

- Supports AMD AM4 Socket Ryzen™ 2000, 3000, 4000 G-Series, 5000 and 5000 G-Serial Desktop Processors
- Digi Power pattern
- 9 Power Phase design
Chipset

- AMD Promontory B450
Memory

- Dual Channel DDR4 Memory Technology
- four x DDR4 DIMM Slots
- AMD Ryzen series CPUs (Vermeer) back up DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC & not-ECC, un-buffered memory*
- AMD Ryzen series CPUs (Matisse) support DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory*
- AMD Ryzen series APUs (Cezanne) support DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered retention*
- AMD Ryzen series APUs (Renoir) support DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC & not-ECC, united nations-buffered memory*
- AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC) / 2933(OC) / 2667 / 2400 / 2133 ECC & non-ECC, united nations-buffered memory*
- AMD Ryzen serial CPUs (Picasso) support DDR4 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory*
- AMD Ryzen series CPUs (Summit Ridge) support DDR4 3200+(OC) / 2933(OC) / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered retentiveness*
- AMD Ryzen serial CPUs (Raven Ridge) back up DDR4 3200+(OC) / 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered retentivity*
- Max. capacity of system retentivity: 128GB* *
- Supports Extreme Memory Profile (XMP) retentivity modules
- 15μ Gilt Contact in DIMM Slots

*For Ryzen Serial APUs (Picasso, Cezanne, Renoir and Raven Ridge), ECC is only supported with PRO CPUs.
Please refer to below tabular array for AMD not-XMP memory frequency support.

Ryzen Series CPUs (Vermeer):

Ryzen Series CPUs (Matisse):

Ryzen Series APUs (Cezanne):

Ryzen Series APUs (Renoir):

Ryzen Series CPUs (Pinnacle Ridge):

Ryzen Series CPUs (Picasso):

Ryzen Series CPUs (Meridian Ridge):

Ryzen Series CPUs (Raven Ridge):

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 retention size may exist less than 4GB for the reservation for system usage under Windows^® 32-bit OS. For Windows^® 64-fleck Os with 64-scrap CPU, there is no such limitation.
BIOS

- 128Mb AMI UEFI Legal BIOS with multilingual GUI support
- Supports "Plug and Play"
- ACPI five.1 compliance wake up events
- Supports jumperfree
- SMBIOS 2.3 support
- DRAM Voltage multi-aligning
Graphics

- Integrated AMD Radeon™ Vega Series Graphics in Ryzen Serial APU*
- DirectX 12, Pixel Shader v.0
- Shared memory default 2GB. Max Shared retention supports upward to 16GB.* *
- Supports HDMI 1.4 with max. resolution upwardly to 4K x 2K (4096x2160) @ 24Hz / (3840x2160) @ 30Hz
- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Charge per unit Audio) with HDMI 1.4 Port (Compliant HDMI monitor is required)
- Supports HDCP 1.iv with HDMI 1.four Port
- Supports 4K Ultra HD (UHD) playback with HDMI i.4 Port

*Actual support may vary by CPU

* *The Max shared memory 16GB requires 32GB system memory installed.
Audio

- vii.one CH Hd Audio with Content Protection (Realtek ALC892 Sound Codec)
- Premium Blu-ray Audio support
- Supports Surge Protection
- ELNA Audio Caps
LAN

- PCIE x1 Gigabit LAN 10/100/1000 Mb/s
- Realtek RTL8111H
- Supports Wake-On-LAN
- Supports Lightning/ESD Protection
- Supports Energy Efficient Ethernet 802.3az
- Supports PXE
Wireless LAN

- Intel^® 802.11ac WiFi Module
- Supports IEEE 802.11a/b/g/north/ac
- Supports Dual-Ring (2.4/5 GHz)
- Supports loftier speed wireless connections up to 433Mbps
- Supports Bluetooth 4.2 / three.0 + High speed class 2
Slots

AMD Ryzen serial CPUs (Vermeer, Matisse, Cezanne, Renoir, Summit Ridge and Pinnacle Ridge)
- 1 x PCI Express iii.0 x16 Slot (PCIE1: x16 mode)*
- 1 x PCI Express 2.0 x16 Slot (PCIE2: x4 manner)
AMD Ryzen series CPUs (Picasso, Raven Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE1: x8 mode)*
- i x PCI Express two.0 x16 Slot (PCIE2: x4 way)
AMD Athlon serial CPUs
- 1 ten PCI Limited 3.0 x16 Slot (PCIE1: x4 mode)*
- 1 x PCI Express ii.0 x16 Slot (PCIE2: x4 manner)
- Supports AMD Quad CrossFireX™ and CrossFireX™
- one x Vertical M.2 Socket (Primal Eastward) with the bundled WiFi-802.11ac PCIe WiFi module (on the rear I/O)

*Supports NVMe SSD as boot disks
Storage

- 4 x SATA3 half-dozen.0 Gb/s Connectors, back up RAID (RAID 0, RAID i and RAID x), NCQ, AHCI and Hot Plug
- one 10 Ultra M.2 Socket (M2_1), supports Yard Cardinal blazon 2242/2260/2280 1000.2 PCI Limited module upward to Gen3 x4 (32 Gb/south) (with Vermeer, Matisse, Cezanne, Renoir, Picasso, Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16 Gb/south) (with Athlon series APU)*

*Supports NVMe SSD as kicking disks
Supports ASRock U.ii Kit
Connector

- i x Chassis Intrusion Header
- 1 x Power LED and Speaker Header
- 1 10 RGB LED Header*
- 1 ten Addressable LED Header* *
- ane 10 AMD Fan LED Header* * *
- 1 x CPU Fan Connector (four-pin)* * * *
- ane x Chassis Fan Connector (3-pin)* * * * *
- ane x Chassis/H2o Pump Fan Connector (4-pivot) (Smart Fan Speed Control)* * * * * *
- i x 24 pin ATX Power Connector
- 1 x 8 pin 12V Power Connector
- one x Front Panel Audio Connector
- 1 x AMD LED Fan USB Header
- 2 10 USB ii.0 Headers (Support 4 USB ii.0 ports) (Supports ESD Protection)
- 1 ten USB 3.ii Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection)

*Supports in total up to 12V/3A, 36W LED Strip

* *Supports in total upwardly to 5V/3A, 15W 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 ability.

* * * * *The Chassis Fan Connector supports the chassis fan of maximum 1A (12W) fan ability.

* * * * * *The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
CHA_FAN1 can auto detect if 3-pivot or 4-pin fan is in use.
Rear Console I/O

- 2 x Antenna Ports
- ane x HDMI Port
- 2 x USB ii.0 Ports (Supports ESD Protection)
- four 10 USB 3.2 Gen1 Ports (Supports ESD Protection)
- 1 10 RJ-45 LAN Port with LED (Act/LINK LED and SPEED LED)
- Hd Audio Jacks: Line in / Front end Speaker / Microphone
Software and UEFI

Software
- ASRock A-Tuning
- ASRock Polychrome SYNC
- ASRock XFast LAN
UEFI
- ASRock Total HD UEFI
- ASRock Instant Flash
- ASRock Easy RAID Installer

*These utilities tin can be downloaded from ASRock Live Update & APP Store.
Support CD

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

- Quick Installation Guide, Support CD, I/O Shield
- two x SATA Information Cables
- ii ten ASRock WiFi 2.iv/5 GHz Antennas
- ane x Spiral for K.2 Socket
Hardware Monitor

- Temperature Sensing: CPU, Chassis, Chassis/Water Pump Fans
- Fan Tachometer: CPU, Chassis, Chassis/Water Pump Fans
- Placidity Fan (Auto conform chassis fan speed past CPU temperature): CPU, Chassis, Chassis/Water Pump Fans
- Fan Multi-Speed Control: CPU, Chassis, Chassis/Water Pump Fans
- Case OPEN detection
- Voltage monitoring: +12V, +5V, +3.3V, Vcore
Form Factor

- Micro ATX Form Gene: 9.6-in x 9.6-in, 24.4 cm x 24.four cm
- 2oz Copper PCB
- Solid Capacitor design
OS

- Microsoft^® Windows^® ten 64-bit / 11 64-flake*

*Summit Ridge do not officially back up Windows^® xi.
Certifications

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