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MOTHERBOARDS

ASUS TUF GAMING B450-PLUS II

UK manufacturer specification

CPU socket
AM4
Chipset
AMD B450
Form factor and dimensions
ATX Form Factor 12.0 inch x 9.6 inch ( 30.5 cm x 24.4 cm )

TUF GAMING B450-PLUS II motherboard, identified in the ASUS UK catalogue. Specifications below retain the manufacturer’s configuration and interface conditions.

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THE ACTUAL PRODUCT
ASUS TUF GAMING B450-PLUS II official product image
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with ASUS PRIME B550-PLUS
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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 TUF GAMING B450-PLUS II. 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 TUF GAMING B450-PLUS II. 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: UK manufacturer specification · TUF GAMING B450-PLUS II

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
ATX Form Factor 12.0 inch x 9.6 inch ( 30.5 cm x 24.4 cm )Source

Memory

1 item
Memory type, slots and limit
3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors 4 x DIMM, Max. 128GB, DDR4 4400(O.C)/3533(O.C)/3466(O.C.)/3200(O.C.)/3000(O.C.)/2800(O.C.)/2666/2400/2133 MHz Un-buffered Memory 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 (x16 mode) 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics Processors 1 x PCIe 3.0/2.0 x16 (x8 mode) AMD Athlon™ with Radeon™ Vega Graphics Processors 1 x PCIe 3.0/2.0 x16 (x4 mode) AMD B450 chipset 1 x PCIe 2.0 x16 (max at x4 mode) *1 3 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: 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)*2 AMD Athlon™ with Radeon™ Vega Graphics Processors: 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA mode)*2 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors: 2 x SATA 6Gb/s port(s) Support Raid 0, 1, 10 AMD B450 chipset: 1 x M.2 Socket 3, with M Key, type 2242/2260/2280 storage devices support (PCIE 2.0 x4)*3 4 x SATA 6Gb/s port(s) Support Raid 0, 1, 10Source

Networking

1 item
Network interfaces and requirements
Realtek® L8200A TUF LANGuardSource

Audio

1 item
Audio interfaces
Realtek® ALC S1200A 8-Channel High Definition Audio CODEC *4 Audio Feature: - Exclusive DTS Custom for GAMING Headsets. - Audio Shielding: Ensures precision analog/digital separation and greatly reduced multi-lateral interference - Dedicated audio PCB layers: Separate layers for left and right channels to guard the quality of the sensitive audio signals - Premium Japanese-made audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelity - Audio Cover: Effective shielding preserves the integrity of audio signals to ensure best quality.Source

BIOS, software & diagnostics

2 items
CPU support and BIOS requirements
AMD AM4 Socket for 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: 256 Mb Flash ROM, UEFI AMI BIOS

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® 10 64-bit Windows® 7 64-bit *5Source
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