---
product_id: 711581784
title: "PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™"
brand: "asus"
price: "€ 288.93"
currency: EUR
in_stock: true
reviews_count: 5
category: "Asus"
url: https://www.desertcart.hr/products/711581784-prime-b650m-a-ii-csm-micro-atx-commercial-motherboard-ddr5
store_origin: HR
region: Croatia
---

# DDR5 6400+ OC speed Realtek 2.5Gb Ethernet PCIe 5.0 M.2 blazing storage PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™

**Brand:** asus
**Price:** € 288.93
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your productivity with PRIME speed and pro-grade features!

## Quick Answers

- **What is this?** PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™ by asus
- **How much does it cost?** € 288.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/711581784-prime-b650m-a-ii-csm-micro-atx-commercial-motherboard-ddr5)

## 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

- • **Blazing PCIe 5.0 Storage:** Harness the power of PCIe 5.0 M.2 slots to turbocharge your SSD speeds and cut down load times drastically.
- • **Next-Gen Speed Unleashed:** Experience ultra-fast DDR5 6400+ memory overclocking for seamless multitasking and future-proof performance.
- • **Lightning-Fast Networking:** Stay ahead with Realtek 2.5Gb Ethernet delivering ultra-low latency and high bandwidth for professional-grade connectivity.
- • **Customizable Aura Sync RGB:** Sync your setup’s vibe with onboard Gen 2 RGB headers, creating a sleek, professional look that stands out in any workspace.
- • **Effortless BIOS FlashBack™:** Update your BIOS hassle-free without powering on your PC — a true lifesaver for smooth upgrades and compatibility.

## Overview

The ASUS PRIME B650M-A II-CSM is a robust Micro-ATX motherboard designed for AMD Ryzen 7000 Series processors, featuring cutting-edge DDR5 6400+ (OC) memory support, PCIe 5.0 M.2 slots for ultra-fast storage, and Realtek 2.5Gb Ethernet for superior networking. It includes user-friendly BIOS FlashBack™ for easy firmware updates and customizable Aura Sync RGB lighting, making it an ideal choice for professionals and enthusiasts seeking reliable, high-performance computing in a compact form factor.

## Description

ASUS PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™

Review: The bios flash feature saved me! - I've purchased this motherboards with 2X 32 gigs of DDR 5 memory sticks. Turns out that the memory sticks were high density ones and was not supported by the motherboard out of the box. I couldn't even boot the pc to get to the UEFI. This motherboard has a USB port that's dedicated for BIOS flashing. It can actually flash the motherboard BIOS without turning the PC on. I just downloaded the updated bios to a usb stick and used the flash port to get the updated firmware onto the motherboard. After I pressed the button I had to wait until the LED turned off and it was done it worked, posted and booted. I don't know if this is an industry standard or if it is for how long has it been a standard because I had been using a laptop for 8 years but I'm very happy to have this function.
Review: Reliable AM5 Micro‑ATX Workhorse - Rock-solid micro-ATX AM5 board with DDR5 support and clean layout; setup is straightforward and BIOS FlashBack is a nice safety net. PCIe 5.0 M.2, plenty of USB (including front Type‑C), and 2.5 GbE make it ready for fast storage and networking. Great for reliable work or gaming builds; skip only if needing onboard Wi‑Fi or heavy overclocking features.

## Features

- AMD AM5 Socket: Ready for AMD Ryzen 7000 Series Desktop Processors
- Ultrafast Connectivity: DDR5 6400+(OC) 600M.2 PCIe 5.0, Realtek 2.5Gb Ethernet, USB 3.2 Gen 2 ports, front USB 3.2 Gen 1 Type-C
- ASUS OptiMem II: Careful routing of traces and vias, plus ground layer optimizations to preserve signal integrity for improved memory overclocking
- Comprehensive Cooling: 6-layer 2Oz PCB design, VRM heatsink, PCH heatsink, hybrid fan headers and Fan Xpert 2+
- Aura Sync RGB Lighting: Onboard Addressable Gen 2 headers and Aura RGB header for RGB LED strips, easily synced with Aura Sync-capable hardware

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BSP5ZLD9 |
| Best Sellers Rank | #145,712 in Computers & Accessories ( See Top 100 in Computers & Accessories ) #1,226 in Motherboards |
| Brand | ASUS |
| Brand Name | ASUS |
| CPU Model | AMD Ryzen 7 |
| CPU Socket | Socket AM5 |
| Chipset Type | AMD B650 |
| Compatible Devices | Personal Computer |
| Compatible Processors | AMD Ryzen™ 7000 Series |
| Country of Origin | China |
| Customer Reviews | 4.1 out of 5 stars 29 Reviews |
| DriveMemory Storage Capacity | 64 GB |
| Graphics Card Interface | PCI Express |
| Importer Contact Information | Rashi Peripherals |
| Item Dimensions L x W x H | 22.6L x 6W x 18.2H Centimeters |
| Item Type Name | Computer motherboard |
| Item Weight | 2.65 Pounds |
| Main Power Connector Type | 24-Pin |
| Manufacturer | Asus Technology Pvt Ltd., asus |
| Manufacturer Contact Information | Asus Technology Pvt Ltd. |
| Manufacturer Part Number | PRIME B650M-A II-CSM |
| Memory Clock Speed | 4400 MHz |
| Memory Slots Available | 4 |
| Model Name | PRIME B650M-A II-CSM |
| Model Number | PRIME B650M-A II-CSM |
| Number Of Ports | 8 |
| Number of Ethernet Ports | 1 |
| Packer Contact Information | Rashi Peripherals |
| Platform | Windows 10 |
| Processor Socket | Socket AM5 |
| RAM Memory Technology | DDR5 |
| Ram Memory Maximum Size | 128 GB |
| S/PDIF Connector Type | Optical |
| System Bus Standard Supported | SATA 3 |
| Total HDMI Port | 1 |
| Total PCIe Ports | 2 |
| Total SATA Ports | 4 |
| Total USB Ports | 3 |
| UPC | 197105025547 |
| USB 2.0 | 2 |
| Unit Count | 1.0 Count |
| Warranty Description | 3 YEAR MANUFACTURER WARRANTY |

## Product Details

- **Brand:** ASUS
- **CPU Socket:** Socket AM5
- **Compatible Devices:** Personal Computer
- **Compatible Processors:** AMD Ryzen™ 7000 Series
- **RAM Memory Technology:** DDR5

## Images

![PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™ - Image 1](https://m.media-amazon.com/images/I/81amoC797LL.jpg)
![PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™ - Image 2](https://m.media-amazon.com/images/I/91q5pJ9euyL.jpg)
![PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™ - Image 3](https://m.media-amazon.com/images/I/91+wQQuXCBL.jpg)
![PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™ - Image 4](https://m.media-amazon.com/images/I/91zedhQF-mL.jpg)
![PRIME B650M-A II-CSM Micro-ATX commercial motherboard,DDR5 6400+(OC),PCIe 5.0 M.2 support,Realtek 2.5Gb LAN,DisplayPort,VGA,HDMI®, USB 3.2 Gen 2 ports,front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™ - Image 5](https://m.media-amazon.com/images/I/61Mi41aKyqL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ The bios flash feature saved me!
*by V***. on 30 March 2024*

I've purchased this motherboards with 2X 32 gigs of DDR 5 memory sticks. Turns out that the memory sticks were high density ones and was not supported by the motherboard out of the box. I couldn't even boot the pc to get to the UEFI. This motherboard has a USB port that's dedicated for BIOS flashing. It can actually flash the motherboard BIOS without turning the PC on. I just downloaded the updated bios to a usb stick and used the flash port to get the updated firmware onto the motherboard. After I pressed the button I had to wait until the LED turned off and it was done it worked, posted and booted. I don't know if this is an industry standard or if it is for how long has it been a standard because I had been using a laptop for 8 years but I'm very happy to have this function.

### ⭐⭐⭐⭐⭐ Reliable AM5 Micro‑ATX Workhorse
*by Q***E on 11 October 2025*

Rock-solid micro-ATX AM5 board with DDR5 support and clean layout; setup is straightforward and BIOS FlashBack is a nice safety net. PCIe 5.0 M.2, plenty of USB (including front Type‑C), and 2.5 GbE make it ready for fast storage and networking. Great for reliable work or gaming builds; skip only if needing onboard Wi‑Fi or heavy overclocking features.

### ⭐⭐⭐⭐⭐ 日本語対応BIOSが魅力的
*by N***L on 2 May 2025*

本当はCore i5 14500辺りで自作したかったのですが、最近妙にB760マザボが高いのでAMDに浮気。Ryzen 7 8700Gで自作するために購入しました。 これまでGIGABYTE、AsRock、BIOSTARのマザボ使用歴がありますが日本語対応BIOSはこれが初めてで驚きました。 BIOS画面の見た目はAsRockに似ている印象を受けました。 DDRは4スロット、M.2 SSDは2スロット、PCIeは3スロット、ファンコネクタはCPU含めて5本ありMini-ITXよりも拡張性に優れています。 オーバークロックメモリのDDR5-6000も普通に認識します。 VRM周りのヒートシンクが小さくてCPUクーラーや配線の邪魔にならないのも良心的。 バックパネルは取付時にHDMI, DPの爪を噛みやすい形状なので注意。 Windows11 24H2初回インストール時に「ハードウェア要件を満たしていない」と2回ほど怒られてビビったが、再起動を繰り返しているうちに何故か解決（笑） 特に不満もなく、しばらくはAM5の時代が続くと思うので長く使えることを期待するのみです。

## Frequently Bought Together

- ASUS Prime B650M-A II-CSM AMD B650 AM5 Ryzen™ Desktop 9000 8000 & 7000 Micro-ATX mATX Motherboard DDR5, PCIe 5.0 M.2, 2.5Gb LAN, DisplayPort, HDMI®, VGA, USB 3.2, USB 3.2 Type-C®, BIOS Flashback™
- AMD Ryzen 5 7600X 6-Core, 12-Thread Unlocked Desktop Processor
- Thermalright Peerless Assassin 120 SE CPU Cooler, 6 Heat Pipes AGHP Technology, Dual 120mm PWM Fans, 1550RPM Speed, for AMD:AM4 AM5/Intel LGA 1700/1150/1151/1200,PC Cooler

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-06-20*