This motherboard features onboard RGB headers and an addressable RGB header that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on.
ASRock B450M/AC AM4 Micro ATX AMD Motherboard
Overview :
- AMD AM4 Socket
- Supports DDR4 3200+ (OC)
- 1 PCIe 3.0 x16, 1 PCIe 2.0 x16
- AMD Quad CrossFireX™
- Graphics Output: HDMI
- 7.1 CH HD Audio (Realtek ALC892 Audio Codec), ELNA Audio Caps
- 4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4)*
- 6 x USB 3.1 Gen1 (2 Front, 4 Rear)
- Realtek Gigabit LAN
- ASRock Polychrome SYNC
RULE YOUR OWN LIGHTING WAY – POLYCHROME RGB
This motherboard features onboard RGB headers and an addressable RGB header that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronize RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects.
Ultra M.2 32 Gb/s (PCIe Gen3 x4)
The PCIe Gen3 x4 Ultra M.2 interface pushes data transfer speeds up to 32Gb/s, and is compatible with ASRock’s U.2 Kit for installing some of the world’s fastest U.2 PCIe Gen3 x4 SSDs.
Dual Band 802.11ac WiFi
No one has time for weak WiFi signals and sluggish internet! That’s why this motherboard comes with a 802.11ac WiFi (2.4G / 5G WiFi) module which supports wireless networks and Bluetooth v4.2.
4 x USB3.2 Gen1
Delivering data transfer rates up to 10X faster than USB 2.0 with optimized power efficiency. USB 3.2 Gen1 technology advances the data transfer rate up to 5Gb/s. ASRock provides 4 x USB 3.2 Gen1 ports onboard allows you to have a stunning data transfer experience.
Specification :
| Model | |
| Brand | ASRock |
| ModelB450M/AC | |
| Supported CPU | |
| CPU Socket Type | AM4 |
| CPU Type | Ryzen / Athlon Series |
| Chipsets | |
| Chipset | AMD Promontory B450 |
| Memory | |
| Number of Memory Slots | 4×288pin |
| Memory Standard | AMD Ryzen series CPUs (Matisse) support DDR4 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory* |
| AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC)/ 2933(OC)/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory* | |
| AMD Ryzen series 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 memory* | |
| AMD Ryzen series CPUs (Raven Ridge) support DDR4 3200+(OC)/ 2933/ 2667/ 2400/ 2133 non-ECC, un-buffered memory* | |
| * For Ryzen Series CPUs (Picasso and Raven Ridge), ECC is only supported with PRO CPUs. | |
| Maximum Memory Supported | 64GB |
| ** 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. | |
| Channel Supported | Dual Channel |
| Expansion Slots | PCI Express 3.0 x16 |
| AMD Ryzen series CPUs (Matisse, Summit Ridge and Pinnacle Ridge) | |
| 1 x PCI Express 3.0 x16 Slot (PCIE1: x16 mode)* | |
| AMD Ryzen series CPUs (Picasso, Raven Ridge) | |
| 1 x PCI Express 3.0 x16 Slot (PCIE1: x8 mode)* | |
| AMD Athlon series CPUs | |
| 1 x PCI Express 3.0 x16 Slot (PCIE1: x4 mode)* | |
| * Supports NVMe SSD as boot disks | |
| PCI Express 2.0 x16 | AMD Ryzen series CPUs (Summit Ridge and Pinnacle Ridge) |
| 1 x PCI Express 2.0 x16 Slot (PCIE2: x4 mode) | |
| AMD Ryzen series CPUs (Raven Ridge) | |
| 1 x PCI Express 2.0 x16 Slot (PCIE2: x4 mode) | |
| AMD Athlon series CPUs | |
| 1 x PCI Express 2.0 x16 Slot (PCIE2: x4 mode) | |
| Other Slots | 1 x Vertical M.2 Socket (Key E) with the bundled WiFi-802.11ac module (on the rear I/O) |
| Storage Devices | |
| SATA 6Gb/s | 4 x SATA3 6.0Gb/s Connectors, support RAID, NCQ, AHCI and Hot Plug |
| M.2 | 1 x Ultra M.2 Socket (M2_1), supports M Key type 2242/2260/2280 M.2 PCI Express module up to Gen3 x4 (32Gb/s) (with Matisse, Picasso, Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16Gb/s) (with Athlon 2xxGE series APU)* |
| * Supports NVMe SSD as boot disks | |
| * Supports ASRock U.2 Kit | |
| SATA RAID | 0/1/10 |
| Onboard Video | |
| Onboard Video Chipset | Integrated AMD Radeon Vega Series Graphics in Ryzen Series APU* |
| DirectX 12, Pixel Shader 5.0 | |
| Shared memory default 2GB. Max Shared memory supports up to 16GB.** | |
| Supports HDMI 1.4 with max. resolution up to 4K x 2K (4096×2160) @ 24Hz / (3840×2160) @ 30Hz | |
| Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 1.4 Port (Compliant HDMI monitor is required) | |
| Supports HDCP 1.4 with HDMI 1.4 Port | |
| Supports 4K Ultra HD (UHD) playback with HDMI 1.4 Port | |
| * Actual support may vary by CPU | |
| ** The Max shared memory 16GB requires 32GB system memory installed | |
| Onboard Audio | |
| Audio Chipset | Realtek ALC892 |
| Audio Channels | 7.1 Channels |
| Onboard LAN | |
| LAN Chipset | Realtek RTL8111H |
| Max LAN Speed | 10/100/1000Mbps |
| Wireless LAN | Intel 802.11 ac Wi-Fi Module |
| Supports IEEE 802.11 a/b/g/n/ac | |
| Supports Dual-Band (2.4/5 GHz) | |
| Supports high speed wireless connections up to 433 Mbps | |
| Bluetooth | Bluetooth 4.2 / 3.0 + High speed class II |
| Rear Panel Ports | |
| Back I/O Ports | 2 x Antenna Ports |
| 1 x HDMI Port | |
| 2 x USB 2.0 Ports (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 | |
| Internal I/O Connectors | |
| Onboard USB | 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection) |
| 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection) | |
| Other Connectors | 1 x Chassis Intrusion Header |
| 1 x Power LED and Speaker Header | |
| 1 x RGB LED Header* | |
| 1 x Addressable LED Header** | |
| 1 x AMD Fan LED Header*** | |
| 1 x CPU Fan Connector (4-pin)**** | |
| 1 x Chassis Fan Connector (3-pin)***** | |
| 1 x Chassis/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)****** | |
| 1 x Front Panel Audio Connector | |
| 1 x AMD LED Fan USB Header | |
| * Supports in total up to 12V/3A, 36W LED Strip. | |
| ** Supports in total up 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 power. | |
| ***** The Chassis Fan Connector supports the chassis fan of maximum 1A (12W) fan power. | |
| ****** The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power. | |
| ****** CHA_FAN1 can auto detect if 3-pin or 4-pin fan is in use. | |
| Physical Spec | |
| Form Factor | Micro ATX |
| LED Lighting | RGB |
| Dimensions (W x L) | 9.6″ x 9.6″ |
| Power Pin | 1 x 24-pin ATX Power Connector |
| 1 x 8-pin 12V Power Connector | |
| Features | |
| Unique Feature: | ASRock Super Alloy |
| Premium 42A Power Choke | |
| Sapphire Black PCB | |
| High Density Glass Fabric PCB | |
| 2oz Copper PCB | |
| Intel 802.11 ac Wi-Fi | |
| ASRock Ultra M.2 (PCIe Gen3 x4) | |
| ASRock Full Spike Protection (for all USB, Audio, LAN Ports) | |
| ASRock Live Update & APP Shop | |
| 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 | |
| Software and UEFI: | |
| Software | |
| ASRock A-Tuning | |
| ASRock Polychrome SYNC | |
| ASRock XFast LAN | |
| UEFI | |
| ASRock Full HD UEFI | |
| ASRock Instant 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 |
| Hardware Monitor: | Temperature Sensing: CPU, Chassis, Chassis/Water Pump Fans |
| Fan Tachometer: CPU, Chassis, Chassis/Water Pump Fans | |
| Quiet Fan (Auto adjust chassis fan speed by 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 | |
| OS:Microsoft Windows 10 64-bit | |
| Certifications: FCC, CE | |
| ErP/EuP ready (ErP/EuP ready power supply is required) | |
| Package Contents | Accessories: |
| Quick Installation Guide, Support CD, I/O Shield | |
| 2 x SATA Data Cables | |
| 2 x ASRock Wi-Fi 2.4/5 GHz Antennas | |
| 1 x Screw for M.2 Socket |
| Weight | 3 kg |
|---|---|
| Brand |
ASrock |
| Motherboard Chipset |
AMD B450 |
| Motherboard Form Factor |
Micro ATX |
| Motherboard Max. RAM Support |
64 GB |
| Motherboard Socket |
AM4 |
| RAM Type |
DDR4 |
| Warranty |
3 Years |
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