Smart gaming motherboard with Premium Features

October 30th, 2020, Taipei, Taiwan – BIOSTAR, a leading brand of motherboards, graphics cards, and storage devices, today announces the B450MX motherboard.


Designed to run the AMD Ryzen processors with AMD’s B450 single chip architecture, the new B450MX motherboard from BIOSTAR is sleek and refined ready to handle gaming and casual content consumption like a champ.

Capable of holding up to 128GB of DDR4 RAM across 4DIMMs with an overclock capability of up to 4000Mhz, the B450MX motherboard from BIOSTAR is packed with features and functionality to entice consumers who are looking for a reliable entry level motherboard with an affordable price tag yet still retain the best technology in the market.

The B450MX motherboard is engineered with BIOSTAR’s signature Digital PWM technology capable of delivering stable power across the board enabling long lasting performance and reliability. Features like PCIe 3.0 fully take advantage of the digital PWM technology while stably delivering a bit rate of 8GT/s with enhanced signal and data integrity.


PCIe M.2 32Gb/s is also present in the new B450MX motherboard providing users with 5 times faster data transfer rates compared to SATA III 6Gb/s under lower latency.

Additionally, the new B450MX motherboard carry’s USB 3.2 Gen 1 which delivers a noticeable performance boost compared to older technology with data transfer speeds reaching 5Gbps as well as storage technology like SATA III 6Gbps which is 2 times faster than the older SATA 3G.

When it comes to Rear I/O the new B450MX has all the necessities covered to be a great motherboard for a home entertainment system with multiple connectivity options like 1 x PS/2 Keyboard/Mouse port for users looking to connect their old keyboard or mouse, multiple display outputs including 1 x DVI-D port, 1 x VGA port and a HDMI port that expresses bright and highly detailed content for users to enjoy lifelike images and video while enjoying gaming and casual content consumption.

Furthermore, the B450MX motherboard is equipped with a single GbE LAN port powered by Realtek’s RTL8111H chipset as well as 4 x USB 3.2 (Gen1) ports, 2 x USB 2.0 ports and 3 x Audio connectors controlled by ALC887 technology capable of handling 7.1 Channels of High Definition Audio.


In conclusion, the new B450MX motherboard from BIOSTAR is definitely a great, reliable option for users looking to build their next gaming rig without getting a hit on their budget while still getting some of the best technology for that price point in the market. 

Key features:


  • Improves lower power consumption and data integrity
  • Delivers higher performance and higher DIMM capacities

PCIe 3.0

  • Carries a bit rate of 8GT/s
  • Enhances signal and data integrity
  • Increases channel improvement

PCIe M.2 32Gb/s

  • Delivers the highest bandwidth
  • Provides lower latency
  • It’s 5 times faster compared with SATA III 6Gb/s.


  • Provides a higher bandwidth
  • Allows an incredible data boost
  • It’s 2 times faster than SATA 3G.

Digital PWM

  • Increases system efficiency
  • Has faster transient performance
  • Delivers stable power and reliability

USB 3.2 Gen 1

  • Data transfer speeds up to 5Gbps
  • Delivers compelling performance boost
  • Backward compatible with all existing USB products


  • Enjoy TV shows and movie online
  • Fills the entire screen with lifelike images
  • Expresses bright and highly detailed content

Spec Table


AMD B450


Supports AMD AM4 Socket for 3rd, 2nd and 1st Gen Ryzen / 2nd and 1st Gen Ryzen with Radeon Vega Graphics / Athlon with Radeon Vega Graphics Processors

*Please refer to for CPU support list.


Supports Dual Channel DDR4 1866/ 2133/ 2400/ 2667

Supports Dual Channel DDR4 2933(OC)/ 3200(OC)/ 3600(OC)/ 4000(OC)/ 4066(OC)/ 4133(OC)/ 4200(OC)/ 4266(OC)/ 4333+(OC)

4 x DDR4 DIMM Memory Slots, Max. Supports up to 128 GB Memory

Each DIMM supports non-ECC 8/ 16/ 32 GB DDR4 module

*DDR4- 2667 only for Ryzen CPU.

*Please refer to for Memory support list.


By CPU Model

Supports DX12

Supports HDCP


4 x SATA III Connectors (6Gb/s): Supports AHCI and RAID 0, 1, 10

1 x M.2 (M Key) Socket:

Supports M.2 Type 2242/ 2260/ 2280 SSD module

Supports PCIe 3.0 x4 (32Gb/s)- NVMe/AHCI SSD

Supports SATA III (6Gb/s) SSD

*M.2 (M Key) Socket: The bandwidth is depended on CPU.

Ryzen CPU is 32Gb/s; Ryzen with Radeon Vega graphics APU is 16Gb/s.


Realtek RTL8111H

10/ 100/ 1000 Mb/s auto negotiation, Half / Full duplex capability



7.1 Channels, High Definition Audio, Hi-Fi (Front)


6 x USB 3.2 (Gen1) ports (4 on rear I/Os and 2 via internal headers)

6 x USB 2.0 ports (2 on rear I/Os and 4 via internal headers)


1 x PCIe 3.0 x16 Slot:

Supports PCIe 3.0 x16 mode with AMD Ryzen processors

Supports PCIe 3.0 x8 mode AMD Ryzen with Radeon Vega Graphics processors

1 x PCIe 2.0 x16 Slot (x4 mode)

1 x PCIe 2.0 x1 Slot

*According to different CPUs will have different speeds.


1 x PS/2 Keyboard/Mouse Port

1 x DVI-D Port

1 x VGA Port

1 x HDMI Port

1 x LAN port

4 x USB 3.2 (Gen1) Ports

2 x USB 2.0 Ports

3 x Audio Jack


4 x SATA III (6.0Gb/s) Connectors

2 x USB 2.0 Headers (each header supports 2 USB 2.0 ports)

1 x USB 3.2 (Gen1) Header (each header supports 2 USB 3.2 (Gen1) ports)

1 x 8-Pin Power Connector

1 x 24-Pin Power Connector

1 x CPU Fan Connector

2 x System Fan Connectors

1 x Front Panel Header

1 x Front Audio Header

1 x Clear CMOS Header

1 x Internal Stereo Speaker Header

1 x S/PDIF out Connector

1 x COM Port Header


CPU / System Temperature Monitoring

CPU / System Fan Monitoring

Smart / Manual CPU Fan Control

System Voltage Monitoring


Micro-ATX Form Factor: 24.4 cm x 24.4 cm


Windows 7(64it)/ 10(64bit)

Windows 7(64bit) for Summit Ridge/ Pinnacle Ridge only

*BIOSTAR reserves the right to add or remove support for any OS with or without notice.


2 x SATA Cables

1 x I/O Shield

1 x DVD Driver

1 x Quick Guide


Learn more about BIOSTAR B450MX:


Connect with Us


BIOSTAR, is a brand dedicated to the production of motherboards, gaming motherboards, SSD, graphics cards, industrial computing systems, IoT, crypto mining equipment, and healthcare solution. Since its establishment in 1986, BIOSTAR has become a major motherboard supplier in the IT industry. In order to pursue the best quality and aesthetic design, BIOSTAR has invested heavily in ID design, equipment, global marketing research as well as R&D. With a constant emphasis on quality, BIOSTAR always seeks to improve beyond better and race to the future.



More Product Information:BiorstarBiorstar