Asus Prime B650M-A WiFi II-CSM AMD B650 Micro-ATX motherboard, DDR5, PCIe 5.0 M.2 support, Realtek 2.5Gb Ethernet, Wi-Fi 6, DisplayPort, VGA, HDMI®, SATA 6 Gbps, USB 3.2 Gen 2 ports, front USB 3.2 Gen 1 Type-C®, BIOS FlashBack™, Aura Sync
In Stock
The Asus Prime B650M-A WiFi II-CSM is a versatile micro-ATX motherboard designed for AMD AM5 systems with Ryzen 9000, 8000, and 7000 Series CPUs.
Asus CSM Gaming Desktop Motherboard supports high-speed DDR5 memory with advanced EXPO and OptiMem II enhancements, delivering robust performance for both everyday computing and demanding tasks.
Storage options include dual M.2 slots with PCIe 5.0 and PCIe 4.0 support, while networking features such as Wi-Fi 6 and 2.5 Gb Ethernet ensure fast connectivity.
Comprehensive cooling features, wide connectivity options including front USB-C, and intuitive BIOS tools make it suitable for builders seeking reliability and flexibility in compact builds.
| Specification | Details |
|---|---|
| CPU Socket | AMD Socket AM5 (Ryzen™ 9000/8000/7000 Series) |
| Chipset | AMD B650 |
| Memory Support | 4× DDR5 DIMM, up to 192 GB, EXPO/OptiMem II |
| PCIe Slots | PCIe 4.0 x16 (CPU), additional PCIe 4.0 lanes |
| M.2 Storage | 2× M.2 (one PCIe 5.0 x4, one PCIe 4.0 x4) |
| Networking | Wi-Fi 6, Realtek 2.5 Gb Ethernet |
| USB Ports | USB 3.2 Gen2, USB 3.2 Gen1 Type-C (front) |
| Video Outputs | DisplayPort, HDMI, VGA |
| Audio | Realtek HD Audio Codec with DTS features |
| Form Factor | micro-ATX |
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Future-Ready AM5 Platform Support: Built on the AMD AM5 socket with B650 chipset, this motherboard supports the latest Ryzen 9000, 8000, and 7000 Series processors, delivering powerful performance for productivity and gaming demands.
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Advanced Connectivity Suite: Integrated Wi-Fi 6 and Realtek 2.5 Gb Ethernet ensure fast, reliable wired and wireless network performance for online gaming and media streaming.
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High-Speed DDR5 & Storage Support: Dual-channel DDR5 memory support with EXPO and OptiMem II optimizations boosts memory performance, while PCIe 5.0 M.2 storage support enables blazing-fast boot and load times.
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Comprehensive Cooling Controls: Featuring multiple heatsinks, hybrid fan headers, and Fan Xpert 2+, this board provides efficient thermal management for sustained heavy workloads.
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Robust Hardware & DIY Features: With BIOS FlashBack™, Front USB-C support, ASUS Control Center Express management, and Aura Sync RGB headers, the board balances ease of use with expandability.
Description
About the Asus Prime B650M-A WiFi II-CSM Motherboard
| Category | Specification Details |
|---|---|
| General | AMD Socket AM5 for Ryzen™ 9000/8000/7000 Series desktop CPUs |
| Chipset | AMD B650 chipset |
| Form Factor | micro-ATX (mATX) |
| Memory | 4× DDR5 DIMM slots, up to 192 GB, DDR5 7600+ OC, EXPO/OptiMem II |
| Memory Types | ECC & Non-ECC Un-buffered Supported, Dual Channel |
| PCIe Expansion | 1× PCIe 4.0 x16 slot (CPU), chipset PCIe 4.0 lanes available |
| M.2 Slots | M.2_1: PCIe 5.0 x4 (Ryzen 9000/7000) / PCIe 4.0 x4 (Ryzen 8000); M.2_2: PCIe 4.0 x4 |
| SATA | 4× SATA 6 Gb/s ports |
| LAN | Realtek 2.5 Gb Ethernet with LANGuard |
| Wireless | Wi-Fi 6 (802.11ax) & Bluetooth via onboard module |
| Rear I/O USB | USB 3.2 Gen2 Type-A, additional USB 3.2/2.0 ports |
| Front USB | USB 3.2 Gen1 Type-C header |
| Video Outputs | 1× DisplayPort (up to 8K), 1× HDMI (up to 4K), 1× VGA |
| Audio | Realtek HD Audio with shielding and DTS enhancements |
| Cooling Features | VRM heatsink, PCH heatsink, hybrid fan headers, Fan Xpert 2+ |
| DIY Tools | BIOS FlashBack™, Q-LED, ASUS Control Center Express (ACCE) |
| RGB | Addressable Gen 2 + Aura Sync headers |
| Memory Overclocking | AMD EXPO profiles supported |
| Bus Support | PCIe 4.0 lanes from CPU/chipset |
Key feature about the Asus Prime B650M-A WiFi II-CSM Motherboard
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AMD AM5 Socket Compatibility: The Asus Prime B650M-A WiFi II-CSM Motherboard’s AM5 socket supports AMD Ryzen 9000, 8000, and 7000 Series processors, enabling compatibility with the latest CPUs for balanced performance in gaming, content creation, and multitasking applications.
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B650 Chipset Foundation: Built with the AMD B650 chipset, the Asus Prime B650M-A WiFi II-CSM Motherboard supports modern PCIe 4.0 and PCIe 5.0 interfaces, offering a solid base for current-generation expansion cards and high-speed storage devices.
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DDR5 Memory Support: Four DDR5 DIMM slots allow dual-channel memory configurations up to 192 GB, with support for high-speed EXPO-enabled modules and OptiMem II trace optimizations to improve memory signal integrity.
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PCIe 5.0 M.2 Storage: The primary M.2 slot supports PCIe 5.0 x4 speeds (Ryzen 9000/7000), delivering exceptionally fast NVMe storage performance essential for quick system responsiveness and reduced loading times.
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Secondary PCIe 4.0 M.2 Slot: A second M.2 slot in the Asus Prime Series Desktop Motherboard with PCIe 4.0 x4 support provides additional ultra-fast storage flexibility for OS, applications, or dedicated scratch drives.
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SATA 6 Gb/s Ports: Four SATA 6 Gb/s ports enable the connection of traditional SSDs or HDDs for expanded mass storage, ideal for bulk data or multimedia libraries.
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Realtek 2.5 Gb Ethernet: High-speed wired networking support reduces latency and improves throughput for competitive gaming, streaming, and large file transfers.
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Wi-Fi 6 Wireless Networking: Onboard Wi-Fi 6 (802.11ax) provides fast, stable wireless connectivity across crowded network environments, which is important for modern home or office setups.
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Bluetooth Connectivity: Wireless Bluetooth support (through the Wi-Fi module) enables easy pairing with peripherals such as headsets, mice, keyboards, and mobile devices.
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Rear USB 3.2 Gen2 Ports: Multiple high-speed USB Type-A ports on the rear I/O deliver fast data transfer rates for peripherals like flash drives, external drives, and modern accessories.
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Front USB 3.2 Gen1 Type-C Header: A front panel USB-C header on the Asus Prime B650M-A WiFi II-CSM Motherboard ensures convenient connectivity for modern cases and high-speed peripherals without compromising cable management.
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Legacy and Modern Display Outputs: Featuring DisplayPort, HDMI, and VGA outputs, the Asus Prime B650M-A WiFi II-CSM Motherboard supports a wide range of display options, including high-resolution monitors, depending on the installed CPU’s integrated graphics.
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Comprehensive Audio Solution: Integrated audio with Realtek codec and DTS enhancements delivers quality stereo sound for entertainment, gaming, and communication needs with audio shielding to reduce interference.
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Extensive Cooling Support: The Asus Prime WiFi Enabled Desktop Motherboard includes VRM and chipset heatsinks, hybrid fan headers, and Fan Xpert 2+ software support for efficient heat management under sustained heavy use.
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BIOS FlashBack™ Support: BIOS FlashBack™ allows firmware updates without a CPU installed, simplifying platform upgrades and recovery processes for future-proofing.
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OptiMem II Memory Enhancements: ASUS OptiMem II technology in the Asus Prime B650M-A WiFi II-CSM Motherboard improves memory trace layout to preserve signal integrity, which supports higher stable overclocked memory frequencies.
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Dual-Channel Memory Architecture: Dual-channel architecture maximizes memory bandwidth for performance in multitasking and memory-intensive workloads.
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Aura Sync RGB Headers: Addressable and standard RGB headers let builders sync lighting effects across compatible hardware, delivering cohesive visual customization.
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Fan and Thermal Control: Hybrid fan headers and multiple sensor inputs help users customize cooling profiles through UEFI or software, balancing noise and performance.
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ASUS Control Center Express (ACCE): CSM-oriented ASUS Control Center Express support provides tools for easier management and endpoint control, beneficial in business or enterprise environments.