Asus ROG Strix 1000W Platinum PSU vs Asus PRIME B650-PLUS WIFI
Updated August 2026 — The Asus ROG Strix 1000W Platinum PSU excels in power efficiency and durability, while the Asus PRIME B650-PLUS WIFI offers superior connectivity features at a lower price.
The Asus ROG Strix 1000W Platinum PSU excels in power efficiency and durability, while the Asus PRIME B650-PLUS WIFI offers superior connectivity features at a lower price.
Why Asus ROG Strix 1000W Platinum PSU is better
Power Efficiency
ROG Strix PSU uses GaN MOSFET technology for up to 30% better efficiency.
Durability
Dual ball fan bearings last up to twice as long as sleeve bearings.
Cooling Performance
Large ROG heatsinks lower temperatures and noise significantly.
Why Asus PRIME B650-PLUS WIFI is better
Price
PRIME B650-PLUS is more budget-friendly at £121.99.
Connectivity
Offers WIFI 6E and PCIe 5.0 for ultrafast data transfer.
RGB Customisation
Includes Aura Sync RGB lighting for visual appeal.
Overall score
Specifications
| Spec | Asus ROG Strix 1000W Platinum PSU | Asus PRIME B650-PLUS WIFI |
|---|---|---|
| Power Output | 1000W | N/A |
| Socket Type | N/A | AMD AM5 |
| WIFI Support | N/A | WIFI 6E |
| USB Ports | N/A | USB 10Gbps Type-C |
| Cooling Tech | ROG heatsinks | VRM heatsinks |
Dimension comparison
Overview of the Products
The Asus ROG Strix 1000W Platinum PSU and the Asus PRIME B650-PLUS WIFI cater to different components of a gaming setup. The PSU, priced at £169.97, focuses on delivering superior power efficiency, while the motherboard is more budget-friendly at £121.99, aimed at enhancing connectivity and compatibility with modern processors.
The ROG Strix PSU boasts advanced features like GaN MOSFET technology, which enhances power efficiency by up to 30%. In contrast, the PRIME B650-PLUS WIFI is designed for the latest AMD Ryzen processors, offering ultrafast connectivity options including WIFI 6E and PCIe 5.0 support. This comparison will delve into their respective strengths and applications.
Power Efficiency and Performance
When it comes to power efficiency, the Asus ROG Strix 1000W Platinum PSU leads the way. It utilises GaN MOSFET technology, which significantly improves power efficiency by up to 30%. This makes it an excellent choice for users who prioritise energy savings and quieter operations during light gaming sessions.
On the other hand, the Asus PRIME B650-PLUS WIFI does not directly compete in terms of power supply performance, as it is a motherboard rather than a power unit. Its role is to ensure stable power delivery to the CPU and other components, but it does not have the same efficiency metrics as the PSU. Therefore, if power efficiency is your main concern, the ROG Strix PSU clearly stands out.
Connectivity Features
The Asus PRIME B650-PLUS WIFI shines in connectivity, offering a variety of options to enhance your setup. With features like WIFI 6E for faster wireless connections and M.2 PCIe 5.0 support, this motherboard ensures that you can take full advantage of the latest technologies. Additionally, it includes Realtek 2.5Gb Ethernet and USB 10Gbps Type-C ports, providing substantial bandwidth for high-speed data transfer.
In contrast, the ROG Strix PSU does not focus on connectivity features, as it primarily serves to power your components. While it does have a well-designed internal layout to support efficient cooling, it lacks the innovative connectivity options found in the PRIME B650-PLUS. Therefore, for users looking to build a highly connected system, the motherboard is the clear winner.
Cooling Solutions
Cooling is a critical factor in maintaining the performance and longevity of PC components. The ROG Strix 1000W Platinum PSU incorporates large ROG heatsinks that cover critical components, helping to lower temperatures and noise levels significantly compared to reference designs. This is especially important for gamers who demand optimal performance without the distraction of excessive noise.
Meanwhile, the PRIME B650-PLUS WIFI also excels in cooling solutions, featuring VRM heatsinks and M.2 heatsinks alongside hybrid fan headers. This comprehensive cooling setup ensures that the motherboard remains stable under heavy loads, particularly during overclocking sessions. Both products address cooling effectively but in different contexts: the PSU keeps power delivery cool, while the motherboard ensures component temperatures remain in check.
Build Quality and Durability
In terms of build quality, the Asus ROG Strix 1000W Platinum PSU is designed for longevity, with dual ball fan bearings that can last up to twice as long as traditional sleeve bearing designs. This attention to durability is crucial for users who expect their power supply to serve them reliably over the years.
The PRIME B650-PLUS WIFI also demonstrates solid build quality, with optimised routing for signal integrity which enhances memory overclocking. However, the focus on longevity seen in the ROG Strix PSU gives it an edge in durability. For users prioritising a long-lasting power source, the ROG Strix is the preferable option.
Aesthetics and Customisation
Aesthetics and customisation can play a significant role in a gaming setup. The PRIME B650-PLUS WIFI includes Aura Sync RGB lighting, allowing users to synchronise their lighting effects with compatible hardware. This is an attractive feature for gamers who want to personalise their rigs visually.
Conversely, the ROG Strix PSU does not highlight aesthetic features in the same way, focusing instead on performance and efficiency. While it may have a sleek design, it lacks the customisation options that the PRIME B650-PLUS offers. Therefore, if visual appeal and personalisation are important to you, the motherboard is a more suitable choice.
Price Comparison
Price plays a significant role in decision-making. The Asus ROG Strix 1000W Platinum PSU is priced at £169.97, reflecting its premium features and performance capabilities. In contrast, the Asus PRIME B650-PLUS WIFI is considerably more affordable at £121.99, making it an appealing option for budget-conscious builders.
While the PSU's higher price may be justified by its efficiency and durability, the motherboard offers a robust feature set at a lower price point, catering to users looking to maximise their investment. Ultimately, the choice between these two products may depend on your budget and specific needs in your gaming setup.
Which should you buy?
The decision between the Asus ROG Strix 1000W Platinum PSU and the Asus PRIME B650-PLUS WIFI ultimately depends on your specific requirements. If you are looking for a high-performance power supply with exceptional efficiency and durability, the ROG Strix PSU is the clear winner. However, if you need a feature-rich motherboard that supports the latest AMD processors and offers extensive connectivity options, the PRIME B650-PLUS is the better choice. Each product excels in its domain, making them both valuable additions to a gaming setup, depending on your priorities.
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