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Motherboards

B450M H

Model B450M H

AMD B450 Micro ATX motherboard for Socket AM4 processors, with 2 DDR4 slots (up to 64 GB) and 1 GbE LAN.

Socket
AM4
Chipset
AMD B450
Form factor
Micro ATX
Memory
2 x DDR4, up to 64 GB
LAN
1 GbE
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Overview Specifications Media Platform and pairing Support
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Overview

Highlights

  • Dual Channel Non-ECC Unbuffered DDR4, 2 DIMMs
  • HDMI, D-sub Ports for Multiple Display
  • PCIe Gen3 x4 M.2 with PCIe NVMe & SATA mode support
  • Realtek GbE LAN with Bandwidth Management
  • RGB Fusion supports RGB LED Strips in 7-Colours
  • High Quality Audio Capacitors and Audio Noise Guard Design

Platform

Socket
AM4
Chipset
AMD B450
Form factor
Micro ATX 24.4 x 20.5 cm
Memory
DDR4
  • 2 DIMM slots
  • Up to 64 GB
  • Up to 3600 MHz (OC)
Dual channel
Processor support
  • AMD Ryzen 5000 series
  • Ryzen 5000 G-series
  • 3rd Gen Ryzen
  • 2nd Gen Ryzen
  • 1st Gen Ryzen
  • 2nd Gen Ryzen with Radeon Vega Graphics
  • 1st Gen Ryzen with Radeon Vega Graphics
  • Athlon with Radeon Vega Graphics processors
Expansion slots
  • 1 x PCIe x16 slot, running at x16
  • 2 x PCIe x1 slots
Up to PCIe 3.0
Storage
1 x M.2
  • 4 x SATA 6Gb/s
LAN
  • Realtek GbE LAN (10/100/1000 Mbit)
Wireless
Not included
Display outputs
1 x HDMI, 1 x D-Sub For processors with integrated graphics
Power inputs
  • 24-pin ATX
  • 1 x 8-pin ATX 12V

At a glance

Platform
AMD
Socket
AM4
Chipset
B450
Form factor
Micro ATX
Memory
DDR4
Series
Ultra Durable
Full specifications

Specifications

Platform

CPU
AMD Socket AM4, support for: AMD Ryzen 5000 series / Ryzen 5000 G-Series/ 3rd Gen Ryzen/ 2nd Gen Ryzen/ 1st Gen Ryzen/ 2nd Gen Ryzen with Radeon Vega Graphics/ 1st Gen Ryzen with Radeon Vega Graphics/ Athlon with Radeon Vega Graphics Processors
Chipset
AMD B450
Memory
2 x DDR4 DIMM sockets supporting up to 64 GB (32 GB single DIMM capacity) of system memoryDual channel memory architectureSupport for DDR4 3600(O.C.)/3466(O.C.)/2933/2667/2400/2133 MHz memory modulesSupport for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules (operate in non-ECC mode)Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modulesSupport for Extreme Memory Profile (XMP) memory modules

Graphics and audio

Onboard graphics
Integrated Graphics Processor:1 x D-Sub port, supporting a maximum resolution of 1920x1200@60 Hz1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz(Note)* Support for HDMI 2.0 version and HDCP 2.2.(Note)Maximum shared memory of 16 GB(Note) Actual support may vary by CPU.
Audio
Realtek Audio CODECHigh Definition Audio2/4/5.1/7.1-channel* To configure 7.1-channel audio, you have to use an HD front panel audio module and enable the multi-channel audio feature through the audio driver.Support for S/PDIF Out

Networking

LAN
Realtek GbE LAN chip (10/100/1000 Mbit)

Expansion and storage

Expansion slots
1 x PCI Express x16 slot, running at x16(The PCIEX16 slot conforms to PCI Express 3.0 standard.)2 x PCI Express x1 slots(The PCI Express x1 slot conforms to PCI Express 2.0 standard.)
Storage interface
1 x M.2 connector (Socket 3, M key, type 2242/2260/2280 SATA and PCIe x4/x2* SSD support)* Supports only M.2 SATA SSDs when using an AMD Athlon-series/ 7th Gen. A-series or Athlon X4 APU.4 x SATA 6Gb/s connectorsSupport for RAID 0, RAID 1, and RAID 10

Ports and connectors

USB
Chipset:2 x USB 3.1 Gen 1 ports available through the internal USB header6 x USB 2.0/1.1 ports (2 ports on the back panel, 4 ports available through the internal USB headers)CPU:4 x USB 3.1 Gen 1 ports on the back panel
Internal I/O connectors
1 x 24-pin ATX main power connector1 x 8-pin ATX 12V power connector1 x CPU fan header1 x system fan header1 x M.2 Socket 3 connector4 x SATA 6Gb/s connectors1 x front panel header1 x front panel audio header1 x S/PDIF Out header1 x CPU cooler LED strip/RGB LED strip header1 x USB 3.1 Gen 1 header2 x USB 2.0/1.1 headers1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)1 x speaker header1 x Clear CMOS jumper1 x chassis intrusion header
Back panel connectors
1 x PS/2 keyboard port1 x PS/2 mouse port1 x D-Sub port1 x HDMI port4 x USB 3.1 Gen 1 ports2 x USB 2.0/1.1 ports1 x RJ-45 port3 x audio jacks
I/O controller
iTE I/O Controller Chip

Firmware and software

H/W monitoring
Voltage detectionTemperature detectionFan speed detectionOverheating warningFan fail warningFan speed control* Whether the fan speed control function is supported will depend on the cooler you install.
BIOS
1 x 128 Mbit flashUse of licensed AMI UEFI BIOSPnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique features
Support for APP CenterAutoGreenCloud StationEasyTuneFast BootON/OFF ChargeRGB FusionSmart BackupSmart KeyboardSmart SurveySystem Information ViewerUSB BlockerSupport for Q-FlashSupport for Xpress Install
Bundle software
Norton Internet Security (OEM version)LAN bandwidth management software
Operating system
Support for Windows 10 64-bitSupport for Windows 7 64-bit* To support Windows 7 64-bit, you must install an AMD Pinnacle Ridge & Summit Ridge CPU.

Board

Form factor
Micro ATX Form Factor; 24.4cm x 20.5cm

Specifications are taken from the manufacturer's published information and may change. Confirm critical values with our sales desk before ordering.

GIGABYTE product page

Media

Photos 3

Downloads

Official information

GIGABYTE product page for B450M H gigabyte.com

Platform and pairing

Processor and memory

Supplied by brand rather than listed by model. Name the part you need in your enquiry.

Graphics cards

A spread of current cards, from top tier to entry level. Each card page lists its length and recommended power supply.

All 68 graphics cards

Power supplies

Ratings from 400 W to 3000 W. This board's power inputs: 24-pin ATX and 1 x 8-pin ATX 12V. Size the supply to the recommended PSU of the graphics card you fit.

All 229 power supplies

CPU coolers for AM4

Coolers whose specifications list socket AM4.

All 8 CPU coolers
  • GIGABYTE GP-GIGABYTE GME 240

    GIGABYTE

    GAMING 240

    GP-GIGABYTE GME 240

    • 240 mm
    • 2 x 120 mm
    • Intel 1851/1700/115X/1200, AMD AM5/AM4
    View details
  • GIGABYTE GP-GIGABYTE GME 240I

    GIGABYTE

    GAMING 240 ICE

    GP-GIGABYTE GME 240I

    • 240 mm
    • 2 x 120 mm
    • Intel 1851/1700/115X/1200, AMD AM5/AM4
    View details
  • GIGABYTE GP-GIGABYTE EAGLE 360

    GIGABYTE

    EAGLE 360

    GP-GIGABYTE EAGLE 360

    • 360 mm
    • 3 x 120 mm
    • Intel 1851/1700/115X/1200, AMD AM5/AM4
    View details

Cabinets for Micro ATX boards

Cabinets whose specifications list Micro ATX motherboard support.

All 10 cabinets

Parts to plan with this motherboard

Check sockets, memory type, power connectors and dimensions against the specifications before ordering, or ask our sales desk to confirm a build.

Support

Warranty and repairs

Warranty is as per GIGABYTE’s terms for this model. For products bought from us, call our service team with the invoice number, the model and the product’s serial number.

From GIGABYTE

Practical notes

  1. Update the BIOS only from the official support page, following the brand’s instructions.
  2. Check the CPU support list for the BIOS version before buying a processor.
  3. Install chipset, LAN and audio drivers from the official support page.

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Pairs with

GIGABYTE B450M H 1 / 3