GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5B vs CORSAIR CX750M
Updated August 2026 — The GeeekPi power supply is ideal for Raspberry Pi users seeking affordability, while the CORSAIR CX750M excels in high-performance scenarios.
The GeeekPi power supply is ideal for Raspberry Pi users seeking affordability, while the CORSAIR CX750M excels in high-performance scenarios.
Why GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5B is better
price
GeeekPi is significantly cheaper at C$31.40.
specificity
Designed specifically for Raspberry Pi and Orange Pi.
user-friendly
Includes an ON/OFF switch for convenience.
Why CORSAIR CX750M is better
power output
CORSAIR provides 750W, suitable for high-performance systems.
modular design
Semi-modular design reduces cable clutter.
future-proof
Supports latest GPU standards like ATX 3.1 and PCIe 5.1.
Overall score
Specifications
| Spec | GeeekPi 20W 5V 4A Power Supply for Raspberry Pi 4/Orange Pi 5/5B | CORSAIR CX750M |
|---|---|---|
| Brand | GeeekPi | Corsair |
| Voltage | 5V | 12V |
| Protection | Multi-Protection | Standard Protection |
| Fan Size | N/A | 120mm |
| Cable Type | USB-C | Native 12V-2x6 |
Dimension comparison
Price Comparison
The GeeekPi 20W 5V 4A Power Supply is priced at C$31.40, making it an affordable choice for users of Raspberry Pi devices. In contrast, the CORSAIR CX750M is significantly more expensive at C$124.99. This stark price difference reflects the intended use and capabilities of each power supply. While the GeeekPi is designed specifically for Raspberry Pi and Orange Pi products, the CORSAIR model caters to high-performance PCs and gaming rigs, providing a much higher power output and versatility.
Compatibility
The GeeekPi power supply is explicitly designed for Raspberry Pi 4 and Orange Pi models, ensuring compatibility without any issues. It includes a Type-C to Micro USB power adapter, making it usable with earlier Raspberry Pi models like the 3B and 3B+. On the other hand, the CORSAIR CX750M supports the latest standards, including ATX 3.1 and PCIe 5.1, which makes it suitable for a wide range of modern gaming GPUs, including Nvidia’s RTX 50-series and older 40-series cards. This versatility positions the CORSAIR power supply as a more future-proof option for gaming enthusiasts.
Power Output
When it comes to power output, there is a significant difference between the two products. The GeeekPi power supply delivers 20W at 5V and 4A, which is sufficient for powering Raspberry Pi devices. In contrast, the CORSAIR CX750M provides a robust output of 750W, which is ideal for high-performance gaming systems. This capability allows the CORSAIR model to power multiple components, including demanding GPUs, making it a superior choice for users requiring more power for their builds.
Design and Features
The design of the GeeekPi power supply includes a convenient ON/OFF switch, which adds user-friendliness for powering devices on and off. It also comes with multiple protection features, such as over voltage protection, under voltage protection, and short circuit protection. The extended cord of 120 cm offers flexibility in placement. Meanwhile, the CORSAIR CX750M features a semi-modular design, allowing users to attach only the cables they need, reducing clutter. It also includes a 120mm low-noise fan that operates quietly under low and medium loads, contributing to a more pleasant computing environment.
Certification and Safety
The GeeekPi power supply boasts professional certifications, including UL Listed Certification, TUV, and RoHS, ensuring that it meets safety standards for electronic devices. This aspect is crucial for users seeking reliable and safe power solutions for their Raspberry Pi projects. In comparison, the CORSAIR CX750M adheres to the latest power delivery standards, which enhances its reliability and longevity. However, specific certification details are not provided for this model, making it harder to gauge its safety credentials compared to the GeeekPi.
Target Audience
The target audience for the GeeekPi power supply includes hobbyists and developers working with Raspberry Pi and Orange Pi devices. Its reasonable price point and adequate power output make it an excellent choice for those engaging in projects that require basic computing power. Conversely, the CORSAIR CX750M is aimed at gamers and PC builders who need a more robust power supply for high-performance setups. Its capability to support the latest graphics cards and high-demand components makes it a preferred choice for serious gaming or workstation builds.
User Experience
Users of the GeeekPi power supply can expect a straightforward experience, as it is specifically engineered for Raspberry Pi devices. The inclusion of an ON/OFF switch is a notable feature that adds convenience. On the other hand, the CORSAIR CX750M offers a premium experience with its semi-modular design and silent operation, which enhances user satisfaction, especially in noise-sensitive environments. The ability to support high-performance components also means that users can upgrade their systems without having to replace the power supply.
Which should you buy?
Choosing between the GeeekPi 20W 5V 4A Power Supply and the CORSAIR CX750M ultimately depends on your specific needs. If you are looking for an economical and reliable power source for Raspberry Pi or Orange Pi projects, the GeeekPi model is the appropriate choice at C$31.40. However, if you require a high-performance power supply for a gaming rig or a powerful workstation, the CORSAIR CX750M, with its 750W output and advanced features, is worth the investment at C$124.99.
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