Auotac 850W Fully Modular Power Supply, 80+ Gold vs Cooler Master V750 SFX Gold 750W Fully Modular
Updated August 2026 — Auotac 850W Fully Modular Power Supply, 80+ Gold leads on modularity and cable design.
The Auotac 850W offers higher wattage and better value, while the Cooler Master V750 SFX is designed for compact builds. Choose based on your specific needs.
Why Auotac 850W Fully Modular Power Supply, 80+ Gold is better
Price
Auotac is $79.99, Cooler Master is $161.80
Wattage
Auotac provides 850W compared to Cooler Master's 750W
Cooling
Auotac has a larger 140mm fan for better heat dissipation
Why Cooler Master V750 SFX Gold 750W Fully Modular is better
Size
Cooler Master is designed for small form factor builds
Cable Design
Cooler Master features 90° angled cables for improved durability
Power Delivery
Cooler Master delivers up to 450W specifically to the GPU
Overall score
Specifications
| Spec | Auotac 850W Fully Modular Power Supply, 80+ Gold | Cooler Master V750 SFX Gold 750W Fully Modular |
|---|---|---|
| Certification | 80+ Gold | 80+ Gold |
| Modularity | Fully Modular | Fully Modular |
| Cooling Type | RGB Fan | FDB Fan |
| Cable Length | Standard | Customized |
| Connector Type | 12V-2x6 | 90° 12VHPWR |
Dimension comparison
Overview of the Products
When it comes to power supplies, the Auotac 850W Fully Modular Power Supply and the Cooler Master V750 SFX Gold 750W Fully Modular Power Supply stand out in their respective categories. The Auotac unit is priced at $79.99, making it about 17% cheaper than the Cooler Master option, which retails for $161.80. Both power supplies offer 80+ Gold certification, ensuring efficient power delivery to your components, but they cater to different user needs and build types.
Design and Build Quality
The Auotac power supply boasts a robust design with fully modular dragon-patterned cables that promote airflow and reduce clutter. It features a 140mm RGB low-noise smart fan, enhancing both aesthetics and cooling performance. On the other hand, the Cooler Master V750 SFX Gold is designed specifically for small form factor cases, featuring a compact SFX design with 90° angled cables for improved durability and safety. While both units prioritize efficiency and modularity, the Auotac leans towards a more traditional ATX form factor, while the Cooler Master is tailored for mini-ITX builds.
Performance and Efficiency
In terms of efficiency, both power supplies are 80+ Gold certified, which means they maintain high efficiency levels—92% for Auotac and 90% for Cooler Master. However, the Auotac unit supports ATX 3.1 and PCIe 5.1 standards, capable of handling power spikes from high-performance GPUs, making it a great choice for gamers and enthusiasts. The Cooler Master also supports these standards but focuses on delivering up to 450W power specifically to the GPU. This distinction makes the Auotac a more versatile option for varied builds.
Cooling Solutions
Effective cooling is crucial for performance, and both power supplies offer different solutions. The Auotac features a 140mm low-noise fan with an RGB lighting model, promoting both quiet operation and aesthetic appeal. The Cooler Master, on the other hand, utilizes a 92mm fluid dynamic bearing (FDB) fan, which is known for its reliability and low maintenance. While both cooling solutions are effective, the Auotac's larger fan may provide better heat dissipation, which could be beneficial for high-performance setups.
Cable Management and Installation
When it comes to installation and cable management, both power supplies excel with their fully modular designs. The Auotac comes with a comprehensive toolkit, including a PSU tester and cable management comb, making it beginner-friendly. This added value ensures that users can easily manage cables and verify performance without connecting to the motherboard. The Cooler Master offers customized cable lengths, reducing clutter and improving airflow. However, it may require extended cables for larger cases, which could add to the overall cost and complexity of installation.
Warranty and Reliability
Reliability is a key factor in any power supply purchase. The Auotac comes with a generous 10-year limited warranty, showcasing the manufacturer's confidence in its longevity and performance. Similarly, the Cooler Master also offers a 10-year warranty, which is a standard in this price range and reflects its commitment to quality. Both units utilize high-quality components, with the Auotac featuring 105°C rated Japanese capacitors, which enhance reliability and stability during intense gaming sessions.
Target Audience
The Auotac 850W unit is ideal for gamers and PC builders looking for a reliable, high-capacity power supply that won't break the bank. At $79.99, it offers great value for those who need a robust power solution without the premium price tag. Conversely, the Cooler Master V750 SFX Gold is targeted towards users with small form factor builds, offering high performance in a compact design. At $161.80, this power supply is more suitable for users prioritizing space savings and high power density over price.
Which should you buy?
In conclusion, choosing between the Auotac 850W and Cooler Master V750 SFX Gold largely depends on your specific needs. If you're building a high-performance gaming rig and require a power supply with a higher wattage at a lower price, the Auotac is the better option. However, if you're looking for a compact solution for a mini-ITX build, the Cooler Master offers a specialized design that may be more beneficial for your setup. Ultimately, both power supplies are excellent in their own right, but they cater to different audiences and requirements.

