ASRock B450M PRO4 AM4 AMD Promontory B450 SATA 6Gb/s USB 3.1 HDMI Micro ATX AMD Motherboard en - No data

  • Brand: Asrock
  • Model No: B450M PRO4
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Learn more about the Asrock B450M PRO4

SPECIFICATIONS –

Model

Brand
ASRock
Model
B450M PRO4

Supported CPU

CPU Socket Type
AM4
CPU Type
Ryzen 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 (Summit Ridge and Pinnacle Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x16 mode)*
AMD Ryzen series CPUs (Raven Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x8 mode)*
AMD Athlon series CPUs
- 1 x PCI Express 3.0 x16 Slot (PCIE2: 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 (PCIE3: x4 mode)
AMD Ryzen series CPUs (Raven Ridge)
- 1 x PCI Express 2.0 x16 Slot (PCIE3: x4 mode)
AMD Athlon series CPUs
- 1 x PCI Express 2.0 x16 Slot (PCIE3: x4 mode)
PCI Express x1
1 x PCI Express 2.0 x1 Slot

Storage Devices

SATA 6Gb/s
4 x SATA3 6.0Gb/s Connectors, support RAID, NCQ, AHCI and Hot Plug* 
* M2_2 and SATA3_3 share lanes. If either one of them is in use, the other one will be disabled.
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 Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16Gb/s) (with Athlon 2xxGE series APU)**
1 x M.2 Socket (M2_2), supports M Key type 2230/2242/2260/2280 M.2 SATA3 6.0Gb/s module

** 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.**
Three graphics output options: D-Sub, DVI-D and HDMI
Supports Triple Monitor
Supports HDMI with max. resolution up to 4K x 2K (4096x2160) @ 24 Hz / (3840x2160) @ 30 Hz
Supports DVI-D with max. resolution up to 1920x1200 @ 60 Hz
Supports D-Sub with max. resolution up to 1920x1200 @ 60 Hz
Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI Port (Compliant HDMI monitor is required)
Supports HDCP 1.4 with DVI-D and HDMI Ports
Supports 4K Ultra HD (UHD) playback with HDMI 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
* 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.

Onboard LAN

LAN Chipset
Realtek RTL8111H
Max LAN Speed
10/100/1000Mbps

Rear Panel Ports

PS/2
1 x PS/2 keyboard/mouse port
Video Ports
1 x D-Sub Port 
1 x DVI-D Port
HDMI
1 x HDMI
RJ45
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
USB 3.1
1 x USB 3.1 Gen2 Type-A Port (10Gb/s) (Supports ESD Protection) 
4 x USB 3.1 Gen1 Ports (Supports ESD Protection)
USB 1.1/2.0
2 x USB 2.0 Ports (Supports ESD Protection)
USB Type-C
1 x USB 3.1 Gen2 Type-C Port (10Gb/s) (Supports ESD Protection)
Audio Ports
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 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection)
Other Connectors
1 x COM Port Header
1 x TPM Header
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 CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)*****
3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)******
1 x Front Panel Audio Connector

* 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 CPU/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
****** The Chassis/Water Pump Fan supports the water cooler fan of maximum 2A (24W) fan power.
****** CPU_FAN2/WP, CHA_FAN1/WP, CHA_FAN2/WP and CHA_FAN3/WP 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

WARRANTY

  • Limited Warranty period (parts): 3 years
  • Limited Warranty period (labor): 3 years