---
product_id: 281828713
title: "ASUS PRIME B450M-A II AMD B450 AM4 micro ATX motherboard with M.2 support, HDMI/DVI-D/D-Sub, SATA 6 Gbps, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A, and Aura Sync RGB"
brand: "asus"
price: "$440.54"
currency: USD
in_stock: true
reviews_count: 8
category: "Asus"
url: https://www.desertcart.ec/products/281828713-asus-prime-b450m-a-ii-amd-b450-am4-micro-atx
store_origin: EC
region: Ecuador
---

# USB 3.2 Gen 2 Type-A ultra-fast data Aura Sync RGB customizable lighting Advanced multi-zone cooling system ASUS PRIME B450M-A II AMD B450 AM4 micro ATX motherboard with M.2 support, HDMI/DVI-D/D-Sub, SATA 6 Gbps, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A, and Aura Sync RGB

**Brand:** asus
**Price:** $440.54
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your build with speed, style, and stability!

## Quick Answers

- **What is this?** ASUS PRIME B450M-A II AMD B450 AM4 micro ATX motherboard with M.2 support, HDMI/DVI-D/D-Sub, SATA 6 Gbps, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A, and Aura Sync RGB by asus
- **How much does it cost?** $440.54 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/281828713-asus-prime-b450m-a-ii-amd-b450-am4-micro-atx)

## Best For

- asus enthusiasts

## Why This Product

- Trusted asus brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Vibrant Aura Sync RGB:** Sync your build’s lighting effortlessly with Aura Sync for a personalized, head-turning setup.
- • **Rock-Solid Reliability:** 5X Protection III hardware safeguards your investment with multi-layered system defense.
- • **Stay Cool Under Pressure:** Comprehensive VRM and chipset heatsinks plus Xpert 2+ fan control keep your system chill even during intense workloads.
- • **Blazing Fast Connectivity:** Experience seamless data transfer with USB 3.2 Gen 2 and M.2 support for next-level speed.
- • **Future-Proof Compatibility:** Supports up to 128GB DDR4 RAM and Ryzen 5000 series with BIOS update—ready to scale with your ambitions.

## Overview

The ASUS PRIME B450M-A II is a micro ATX motherboard designed for AMD Ryzen AM4 processors, featuring ultra-fast USB 3.2 Gen 2, M.2 SSD support, and a robust cooling system. It offers comprehensive hardware protection, customizable Aura Sync RGB lighting, and supports up to 128GB DDR4 memory, making it an ideal foundation for professional-grade, stylish PC builds.

## Description

ASUS PRIME B450M-K II (AMD B450) (Ryzen AM4) micro ATX motherboard with M.2 support, HDMI/DVI-D/D-Sub, SATA 6 Gbps, 1 Gb Ethernet, USB 3.2 Gen 1 Type-A, BIOS FlashBack™

Review: Good motherboard for R3 and R5 series - I was looking for a cheap motherboard which is very difficult to find now a days. I am using it with Ryzen APU 3400G, 16 GB DDR 4 3200 Hz ram. Its Micro Atx with 4 ram slots, has all feature to support OC. Wifi is not built it but you can buy a PCIe card and install it.
Review: Its good - I really liked everything in this MB but the thing to know is you have to update its bios if u wanna install ryzen 5 5000 series

## Features

- Comprehensive cooling: VRM heatsink, PCH heat sink and Xpert 2+ fan
- Ultra-fast connectivity: M.2 support, 1GB Ethernet and USB 3.2 Gen 2 Type-A
- 5X Protection III: Multiple hardware protection devices for all-round system protection
- Aura Sync RGB Lighting: Onboard connector for RGB LED strips, easily synchronized with an ever growing portfolio of Aura Sync-enabled hardware
- Package Weight: 1.02 kilograms.Package Dimensions: 11.5 L x 40.79 H x 31.5 W (centimeters).Can configure the fan's operating speed manually, or use the easy pre-configured fan profiles to select Standard, Silent, Turbo or Full Speed modes, plus automatic switch to full speed if the temperature hits 75 C..The UEFI BIOS is an early waypoint on any PC-building journey, and Prime B450 Series has one of the best in the business.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08K91L574 |
| Are Batteries Included | No |
| Best Sellers Rank | #31,325 in Computers ( See Top 100 in Computers ) #200 in Motherboards |
| Brand | ASUS |
| Color | Black |
| Computer Memory Type | DIMM |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,398) |
| Date First Available | 28 September 2020 |
| Graphics Card Interface | PCI Express |
| Item Weight | 600 g |
| Item model number | 90MB15Z0-M0EAY0 |
| Manufacturer | AsusTek Computer Inc. |
| Maximum Memory Supported | 128 GB |
| Memory Clock Speed | 4400 MHz |
| Memory Technology | DDR4 |
| Number of Ethernet Ports | 1 |
| Number of Lithium Metal Cells | 1 |
| Number of USB 2.0 Ports | 2 |
| Processor Socket | Socket AM4 |
| Processor Type | Intel Xeon |
| Product Dimensions | 24.4 x 24 x 4.5 cm; 600 g |
| Series | PRIME B450M-A II |

## Product Details

- **Brand:** ASUS
- **CPU socket:** Socket AM4
- **Compatible devices:** Desktop PCs with AMD Ryzen CPU Socket AM4
- **Compatible processors:** AMD Ryzen 5000, AMD Ryzen 3000, AMD Ryzen 2000, AMD Ryzen 1000
- **Ram memory technology:** DDR4

## Images

![ASUS PRIME B450M-A II AMD B450 AM4 micro ATX motherboard with M.2 support, HDMI/DVI-D/D-Sub, SATA 6 Gbps, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A, and Aura Sync RGB - Image 1](https://m.media-amazon.com/images/I/81C7tbUeO4L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good motherboard for R3 and R5 series
*by M***R on 26 June 2021*

I was looking for a cheap motherboard which is very difficult to find now a days. I am using it with Ryzen APU 3400G, 16 GB DDR 4 3200 Hz ram. Its Micro Atx with 4 ram slots, has all feature to support OC. Wifi is not built it but you can buy a PCIe card and install it.

### ⭐⭐⭐⭐⭐ Its good
*by H***B on 24 June 2022*

I really liked everything in this MB but the thing to know is you have to update its bios if u wanna install ryzen 5 5000 series

### ⭐⭐ No 5v rgb headers
*by م***د on 16 July 2023*

No 5v rgb headers so you can't connect your argb fans if you don't have an fan hub

## Frequently Bought Together

- ASUS PRIME B450M-A II, AMD AM4, MATX, 128GB DDR4, 4DIMM, HDMI, DVI, D-SUB, PCIE
- Corsair VENGEANCE LPX DDR4 RAM 16GB (2x8GB) 3200MHz CL16 Intel XMP 2.0 Computer Memory - Black (CMK16GX4M2B3200C16)
- AMD Ryzensets 5 5600X Processor (6 Cores/12Threads, 65W TDP, AM4 Socket, 35MB Cache, up to 4.6 GHz Max Boost, Wraith Stealth Cooler)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-03-07*