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MOTHERBOARDS

ASUS B450M-DRAGON

Global manufacturer specification

CPU socket
AM4
Chipset
AMD B450
Form factor and dimensions
mATX Form Factor,8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm )

B450M-DRAGON motherboard, identified in the ASUS Global catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.

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THE ACTUAL PRODUCT
ASUS B450M-DRAGON official product image
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with MSI B450M-A PRO MAX II
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Specifications checked 17 Oct 2026Manufacturer specifications, not a hands-on test.

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The nearest checked motherboards by key specifications, with what differs from the ASUS B450M-DRAGON. The first matches the Compare button above.

The useful part.

Key strengths

Published motherboard interfaces and configuration are available from the exact-model ASUS specification source.

Manufacturer source
The checks that matter.

Before you buy

Compatibility and maximum operating modes depend on the source’s stated hardware, firmware and connection requirements; manufacturer figures are not independent measurements.

Manufacturer source
Build around it.

Works with

Products in this catalogue that list the same socket or memory type as the ASUS B450M-DRAGON. A shared socket or memory type is necessary but not sufficient: check the exact CPU and memory support lists, and the BIOS version, before buying.

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Every specification. With its source.

Full specifications

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Exact configuration: Global manufacturer specification · B450M-DRAGON

10 specifications in 7 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.

Platform & board

3 items
CPU socket
AM4Source
Chipset
AMD B450Source
Form factor and dimensions
mATX Form Factor,8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm )Source

Memory

1 item
Memory type, slots and limit
2 x DIMM, Max. 64GB, DDR4 4400(O.C)/3466(O.C.)/3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666/2400/2133 MHz Un-buffered Memory,3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors,Dual Channel Memory Architecture,ECC Memory (ECC mode) support varies by CPU.,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).,* The maximum memory frequency supported varies by processor.Source

Expansion slots

1 item
Expansion slots and restrictions
3rd/2nd/1st Gen AMD Ryzen™ Processors,1 x PCIe 3.0/2.0 x16 (x8 mode) *1,AMD B450 chipset,1 x PCIe 3.0/2.0 x16 (x16 mode),AMD Athlon™ with Radeon™ Vega Graphics Processors,1 x PCIe 3.0/2.0 x16 (max at x4 mode),2 x PCIe 2.0 x1Source

Storage

1 item
Storage interfaces and restrictions
3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics:,AMD B450 chipset:,4 x SATA 6Gb/s port(s), gray,,Support Raid 0, 1, 10,1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode),AMD Athlon™ with Radeon™ Vega Graphics Processors:,1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA mode)Source

Networking

1 item
Network interfaces and requirements
Realtek® RTL8111H, 1 x Gigabit LAN Controller(s),ASUS LAN GuardSource

Audio

1 item
Audio interfaces
Realtek ALC887/8978-Channel High Definition Audio CODEC,- LED-illuminated design,- Audio Shielding,- Dedicated audio PCB layers,- Premium Japanese audio capacitors,Audio Feature:,* Choose the chassis with HD audio module in front panel to support 8-channel audio output.Source

BIOS, software & diagnostics

2 items
CPU support and BIOS requirements
AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors,* Refer to www.asus.com for CPU support list BIOS: 128 Mb Flash ROM, UEFI AMI BIOS, PnP, SM BIOS 3.1, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, ASUS CrashFree BIOS 3, F3 My Favorite, Last Modified log, F12 PrintScreen, ASUS DRAM SPD (Serial Presence Detect) memory information, F6 Qfan Control

Exact CPU support and BIOS revision depend on the processor and the current ASUS CPU support list; the family statement is not a guarantee for every processor.

Source
Listed operating systems
Windows® 7 64-bit *2,Windows® 10 64-bitSource
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