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ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5 vs NZXT N9 X870E - AMD X870E AM5 ATX Gaming

Updated August 2026 — NZXT N9 X870E - AMD X870E AM5 ATX Gaming leads on price and power.

The NZXT N9 X870E offers superior performance and features, making it ideal for enthusiasts, while the ASUS ROG Strix B650-A is a budget-friendly option for casual gamers.

Why ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5 is better

Price

ASUS is significantly cheaper at $139.99

Power Stages

12+2 power stages are sufficient for most users

Aesthetic

Aura Sync offers customizable RGB lighting

Why NZXT N9 X870E - AMD X870E AM5 ATX Gaming is better

Power Delivery

20+2+1 power phase design for better stability

Cooling

Advanced cooling solutions with multiple heatsinks

Networking

Wi-Fi 7 and 5GbE for superior connectivity

Overall score

ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5
70
NZXT N9 X870E - AMD X870E AM5 ATX Gaming
90

Specifications

SpecASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5NZXT N9 X870E - AMD X870E AM5 ATX Gaming
Power Stages12+220+2+1
M.2 Slots34
Wi-Fi6E7
DDR5 SupportYesYes
USB Type3.2 Gen 2x2USB 4

Dimension comparison

ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5NZXT N9 X870E - AMD X870E AM5 ATX Gaming

Overview of the ASUS ROG Strix B650-A Gaming WiFi

The ASUS ROG Strix B650-A Gaming WiFi is priced at $139.99, making it a budget-friendly option for gamers looking to build a powerful system. It supports AMD Ryzen™ 9000, 8000, and 7000 series processors and features a robust power solution with 12 + 2 power stages, ensuring stable performance under load. Additionally, it includes advanced thermal management with massive VRM heatsinks designed to optimize heat dissipation. This motherboard also supports DDR5 memory, offering fast data transfer rates and improved multitasking capabilities.

Overview of the NZXT N9 X870E

The NZXT N9 X870E is significantly more expensive at $499.99, targeting high-end users who demand top-tier performance and features. This motherboard supports the same AMD Ryzen series processors as the ASUS model but boasts a superior 20+2+1 power phase design to handle overclocking with ease. The NZXT N9 X870E is equipped with advanced cooling solutions, including thermal pads, dual PWM fans, and multiple dedicated M.2 heatsinks, ensuring optimal thermal performance even during intense gaming sessions. With four M.2 slots and support for DDR5 memory, it promises ultra-fast storage and exceptional system responsiveness.

Power Delivery Systems

When it comes to power delivery, the ASUS ROG Strix B650-A utilizes a 12 + 2 power stage design, which is robust enough for most gaming applications. In contrast, the NZXT N9 X870E features a more advanced 20+2+1 power phase design, allowing for better stability and overclocking potential. This means that while the ASUS motherboard offers solid performance, the NZXT model is specifically tailored for users who wish to push their components to the limit, making it a more suitable choice for enthusiasts who prioritize performance.

Cooling Solutions

Cooling is critical in maintaining system performance under load. The ASUS ROG Strix B650-A offers a well-designed thermal solution with massive VRM heatsinks. However, the NZXT N9 X870E takes cooling to the next level with its array of advanced cooling features, including a VRM heatsink array, dual PWM fans, and four dedicated M.2 heatsinks. This superior cooling capability ensures that the NZXT motherboard can handle high-performance tasks without overheating, which could be a deciding factor for gamers who engage in prolonged sessions.

Storage Options

Both motherboards offer impressive storage capabilities, but the NZXT N9 X870E has a clear advantage. The ASUS model includes three M.2 slots, while the NZXT version boasts four M.2 slots, including one PCIe 5.0 and three PCIe 4.0 slots. This added flexibility allows for ultra-fast storage options and quicker load times, making the NZXT N9 X870E better suited for users who demand high-speed data access. If storage speed is a priority in your build, the NZXT option is superior.

Networking Features

Networking performance is crucial for modern gaming setups, and both motherboards are equipped with advanced networking capabilities. The ASUS ROG Strix B650-A includes 2.5G LAN and WiFi 6E, providing excellent connectivity for gaming. The NZXT N9 X870E, however, surpasses this with Wi-Fi 7 and 5GbE capabilities, ensuring even faster data transfers and lower latency. For gamers who frequently engage in online multiplayer games, the NZXT’s networking features could enhance overall gameplay experiences.

Aesthetic Design

In terms of design, the ASUS ROG Strix B650-A features a sleek and modern aesthetic, complemented by Aura Sync for customizable RGB lighting. The NZXT N9 X870E, on the other hand, offers a premium full-metal cover that not only conceals the PCB but also adds to its modern look. The customizable RGB lighting onboard further enhances its visual appeal. While both motherboards look great, the NZXT model's design may resonate more with users looking for a high-end appearance in their builds.

Which should you buy?

Choosing between the ASUS ROG Strix B650-A Gaming WiFi and the NZXT N9 X870E ultimately depends on your specific needs and budget. The ASUS model, priced at $139.99, is about 72% cheaper than the NZXT model at $499.99, making it an attractive option for budget-conscious gamers. However, if you are an enthusiast looking for superior power delivery, advanced cooling, and top-of-the-line features, the NZXT N9 X870E may justify its higher price. For those who prioritize performance and future-proofing their systems, the NZXT N9 X870E stands out as the better choice, while the ASUS ROG Strix B650-A is ideal for more casual gamers or those on a budget.

ASUS ROG Strix B650-A Gaming WiFi AMD B650 AM5 Ryzen™ Desktop 9000 8000 & 7000 ATX motherboard, 12 + 2 power stages, DDR5, 3x M.2 slot, PCIe® 4.0, 2.5G LAN, WiFi 6E, USB 3.2 Gen 2x2 Type-C®, Aura Sync vs NZXT N9 X870E - AMD X870E AM5 ATX Gaming Motherboard for Ryzen 9000/8000/7000-20+2+1, DDR5, 4X M.2, PCIe 5.0, Wi-Fi 7, 5GbE, USB 4 – M.2 Quick-Release Latches, Full-Metal Cover, White PCB | versusfinder