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SoulBay Raspberry Pi Power Supply, SoulBay 5V 3A Micro USB vs Rosewill VSB 650W 80+ Bronze, ATX 3.0 & 3.1

Updated August 2026 — SoulBay Raspberry Pi Power Supply, SoulBay 5V 3A Micro USB wins on cable length, Rosewill VSB 650W 80+ Bronze, ATX 3.0 & 3.1 wins on chassis size and length.

The Raspberry Pi Power Supply is ideal for low-power devices, while the Rosewill VSB 650W excels in high-performance scenarios.

Why SoulBay Raspberry Pi Power Supply, SoulBay 5V 3A Micro USB is better

Price

Raspberry Pi Power Supply is significantly cheaper.

Compatibility

Designed specifically for Raspberry Pi devices.

Cable Length

Includes a 6-foot long cord for flexibility.

Why Rosewill VSB 650W 80+ Bronze, ATX 3.0 & 3.1 is better

Power Output

Offers 650W for high-performance systems.

Efficiency

80 PLUS Bronze certified for better energy savings.

Warranty

Comes with a 5-year warranty for reliability.

Overall score

SoulBay Raspberry Pi Power Supply, SoulBay 5V 3A Micro USB
65
Rosewill VSB 650W 80+ Bronze, ATX 3.0 & 3.1
85

Specifications

SpecSoulBay Raspberry Pi Power Supply, SoulBay 5V 3A Micro USBRosewill VSB 650W 80+ Bronze, ATX 3.0 & 3.1
Output Voltage5V12V
Max Current3A54A
Efficiency RatingN/A80 PLUS Bronze
ModularityNon-ModularSemi-Modular
CoolingNoneICB Fan

Dimension comparison

SoulBay Raspberry Pi Power Supply, SoulBay 5V 3A Micro USBRosewill VSB 650W 80+ Bronze, ATX 3.0 & 3.1

Overview of the Products

The Raspberry Pi Power Supply and the Rosewill VSB 650W 80+ Bronze cater to different user needs, focusing primarily on distinct applications in the realm of power supplies. The Raspberry Pi Power Supply is designed specifically for Raspberry Pi devices, while the Rosewill VSB 650W is aimed at powering more robust desktop systems. Understanding their unique features is vital for choosing the right one for your setup.

The Raspberry Pi Power Supply, priced at $11.99, provides a stable 5V output with a maximum of 3A, making it ideal for Raspberry Pi models and similar devices. In contrast, the Rosewill VSB 650W costs $49.98 and offers a substantial 650W of power, suitable for high-performance computers and gaming systems. This fundamental difference in power delivery emphasizes the importance of matching the power supply to your specific device requirements.

Design and Build Quality

In terms of design and build quality, the Raspberry Pi Power Supply is compact and tailored for ease of use with Raspberry Pi devices. The 6-foot cord ensures flexibility in placement and use, allowing users to set up their devices without being constrained by short cables. The unit is also certified by ETL, CE, and FCC, ensuring safety and reliability during operation.

On the other hand, the Rosewill VSB 650W features a semi-modular design, which allows users to connect only the cables they need, reducing clutter within the case. Its chassis is engineered to be compact, measuring 140×150×86mm, making it 35% smaller than typical power supplies, which is beneficial for small-form-factor builds. Both power supplies exhibit good design principles, but their applications dictate their structural choices.

Performance and Efficiency

When it comes to performance, the Raspberry Pi Power Supply is rated to deliver 3A at 5V, which is sufficient for Raspberry Pi devices and similar low-power electronics. The steady current ensures consistent operation, which is crucial for projects relying on stable power.

In contrast, the Rosewill VSB 650W is 80 PLUS Bronze certified, meaning it operates with at least 82% efficiency at typical loads, which translates to lower electricity bills over time. With capabilities like up to 235% power excursion and 300% GPU power excursion, this power supply is designed for high-performance systems, making it a better choice for users needing substantial power for gaming or heavy computing tasks.

Compatibility and Connectivity

The Raspberry Pi Power Supply is explicitly designed for compatibility with Raspberry Pi models 3, 2, and others, making it straightforward for users of these devices. It supports a variety of DC inputs, making it versatile for different Raspberry Pi projects.

On the flip side, the Rosewill VSB 650W boasts compatibility with Intel's ATX 3.0 and 3.1 standards. It includes a native PCIe 5.1 cable, ensuring it can support the latest graphics cards and components, which is crucial for gaming and advanced computing setups. Its semi-modular design also allows users to connect only the cables necessary for their builds, enhancing ease of installation and use.

Cooling Solutions

Cooling solutions differ significantly between the two products. The Raspberry Pi Power Supply does not have dedicated cooling features, which is typical, as Raspberry Pi devices generally do not generate excessive heat. Its design focuses on compactness and simplicity.

Conversely, the Rosewill VSB 650W is equipped with an ICB silent fan that enhances cooling performance while minimizing noise. This makes it ideal for users who require a quiet operation during intense gaming or computing sessions. The steel shell and large vents also contribute to effective thermal management, ensuring that the power supply operates efficiently under load.

Warranty and Support

The Raspberry Pi Power Supply comes with a strong customer support backing from SoulBay, encouraging users to reach out for any issues. While specific warranty details are not mentioned, the company's commitment to customer satisfaction stands out.

In comparison, the Rosewill VSB 650W offers a robust 5-year warranty, providing peace of mind for users investing in a high-capacity power supply. This extended warranty is a significant factor for users considering long-term reliability and support for their systems. The assurance of warranty can influence purchasing decisions, especially for a product that supports more complex configurations.

Price Comparison

Price is a major differentiator between the two power supplies. The Raspberry Pi Power Supply is priced at $11.99, making it about 76% cheaper than the Rosewill VSB 650W, which retails for $49.98. This substantial difference reflects the intended use; the Raspberry Pi Power Supply meets the needs of low-power electronics, while the Rosewill VSB caters to high-demand systems.

For users who only need to power a Raspberry Pi or similar devices, the lower price of the Raspberry Pi Power Supply is highly appealing. However, those looking to build or upgrade a gaming rig or workstation will find the investment in the Rosewill VSB 650W to be justified given its higher output and efficiency.

Which should you buy?

Choosing between the Raspberry Pi Power Supply and the Rosewill VSB 650W ultimately depends on your specific needs. If you are working with a Raspberry Pi or similar devices, the Raspberry Pi Power Supply offers an excellent balance of price and functionality at $11.99. However, for users building a high-performance gaming or workstation system, the Rosewill VSB 650W at $49.98 is the better choice due to its higher power output, efficiency, and compatibility with modern components. Each power supply serves its purpose effectively, so your decision should align with the demands of your projects or systems.