Apevia ATX-GX650W Galaxy 650W 80+ Gold Certified vs iUniker 27W PD USB-C Switch Power Supply for
Updated August 2026 — Apevia ATX-GX650W Galaxy 650W 80+ Gold Certified wins on power and connectivity, iUniker 27W PD USB-C Switch Power Supply for wins on price and size.
The Apevia ATX-GX650W Galaxy is a robust choice for high-performance gaming, while the iUniker 27W PD USB-C Switch Power Supply is ideal for Raspberry Pi users seeking efficiency and portability.
Why Apevia ATX-GX650W Galaxy 650W 80+ Gold Certified is better
Power Output
Apevia offers 650W compared to iUniker's 27W.
Connectivity
Apevia has multiple connectors for various components.
Safety Features
Apevia includes extensive protective features.
Why iUniker 27W PD USB-C Switch Power Supply for is better
Price
iUniker is significantly cheaper at $13.99.
Size
iUniker is compact and portable.
Simplicity
iUniker is easy to use with USB-C.
Overall score
Specifications
| Spec | Apevia ATX-GX650W Galaxy 650W 80+ Gold Certified | iUniker 27W PD USB-C Switch Power Supply for |
|---|---|---|
| Wattage | 650W | 27W |
| Efficiency | 80+ Gold | N/A |
| Connectors | Multiple | USB-C |
| Protection | Extensive | Basic |
| Target Device | Gaming PCs | Raspberry Pi |
Dimension comparison
Overview of the Apevia ATX-GX650W Galaxy and iUniker 27W PD USB-C Switch Power Supply
The Apevia ATX-GX650W Galaxy and the iUniker 27W PD USB-C Switch Power Supply cater to different power needs, with significant differences in pricing, design, and intended use. The Apevia power supply is priced at $54.99, while the iUniker is significantly cheaper at $13.99, making it about 75% less expensive.
The Apevia model is designed for high-performance gaming PCs and offers 650W of power with multiple connectors, while the iUniker is tailored specifically for Raspberry Pi devices, providing 27W of power through a USB-C connection. This comparison will delve into their features, compatibility, performance, and other aspects to help you determine which power supply best fits your needs.
Design and Build Quality
The design of the Apevia ATX-GX650W Galaxy emphasizes a semi-modular setup, making cable management easier and improving airflow within the PC case. It features a quiet 135mm thermally controlled fan that adjusts its speed for optimal cooling, a notable advantage for those seeking a quiet gaming environment.
In contrast, the iUniker 27W PD USB-C Switch Power Supply is compact, powered by GaN technology, which allows for a smaller size without compromising performance. Its design is straightforward, with an integrated LED indicator power switch for easy operation. While the Apevia is built for robustness in a gaming rig, the iUniker is made for efficiency and convenience, especially for Raspberry Pi users.
Power Output and Performance
The Apevia ATX-GX650W Galaxy delivers a substantial power output of 650W, certified with an 80+ Gold rating for efficiency. This makes it suitable for high-performance builds that may include powerful GPUs and multiple drives. Its single 12V output supports high power usage, which is essential for demanding gaming scenarios.
On the other hand, the iUniker provides 27W of power at 5.1V and 5A, specifically designed for the Raspberry Pi 5 series. It has a multi-voltage output capability (5.1V/5A, 9V/3A, 12V/2.25A, 15V/1.8A), allowing it to support various devices. While the iUniker's output may seem modest compared to the Apevia, it is more than adequate for powering Raspberry Pi devices, which typically require less power.
Connectivity Options
Connectivity options are a significant distinction between the two power supplies. The Apevia ATX-GX650W Galaxy features a range of connectors including 1 x 20/24pin Main Power, 2 x 4+4 ESP 12V connectors, 4 x SATA, 4 x 6+2 pin PCI-E, and additional peripheral connections, making it versatile for various components in gaming PCs.
In contrast, the iUniker relies solely on a USB-C connection for power delivery. This limits its connectivity to devices that support USB-C PD, primarily targeting Raspberry Pi models. Users looking for flexibility in connecting multiple devices may find the Apevia's options far superior.
Safety Features
Safety is a critical aspect of power supplies, and both products come equipped with various protective features. The Apevia ATX-GX650W Galaxy includes heavy-duty protections such as short-circuit, over-voltage, over-power, and under-voltage safeguards. These features ensure that the connected components remain safe in case of a power surge or malfunction.
Similarly, the iUniker boasts protection against over-voltage and over-current, as well as short circuits. However, the scope of safety features is more extensive in the Apevia, which is crucial for high-performance systems where component safety is paramount.
Target Audience
The target audience for each power supply is distinctly different. The Apevia ATX-GX650W Galaxy is aimed at gamers and PC builders who require a reliable and efficient power source for high-performance systems. Its robust design and extensive connectivity options make it ideal for users with advanced setups.
Conversely, the iUniker 27W PD USB-C Switch Power Supply is specifically designed for Raspberry Pi enthusiasts. Its compact size and USB-C connectivity make it a perfect match for users seeking a simple and effective power solution for their Raspberry Pi projects. This model caters to an audience that values portability and ease of use over high wattage.
Price Comparison
The pricing of these two power supplies highlights their differing market segments. The Apevia ATX-GX650W Galaxy is priced at $54.99, a reasonable investment for a high-quality power supply with extensive capabilities. In contrast, the iUniker is priced at $13.99, making it an affordable option for Raspberry Pi users. This price difference of approximately $41 can significantly influence purchasing decisions, particularly for users on a budget or those who require only basic power needs.
Which should you buy?
Choosing between the Apevia ATX-GX650W Galaxy and the iUniker 27W PD USB-C Switch Power Supply ultimately comes down to your specific needs. If you're building a high-performance gaming PC that requires substantial power and a variety of connections, the Apevia is the clear choice, offering reliability and efficiency at $54.99.
However, if your focus is on a compact, efficient power solution for a Raspberry Pi device, the iUniker, priced at $13.99, provides ample power and convenience for such applications. Assess your requirements carefully to make an informed decision on which power supply will serve you best.

