When it comes to power supply units for gaming, two popular options on the market are the Seasonic FOCUS GX-750 and the Thermaltake Toughpower GF1 850W. Both of these power supplies are designed to provide reliable and efficient power to high-performance gaming systems, but they have some key differences that set them apart.

Efficiency and Performance

The Seasonic FOCUS GX-750 is an 80 PLUS Gold certified power supply, which means it has a minimum efficiency of 90% at 20%, 50%, and 100% loads. This translates to less energy wasted as heat and lower electricity bills over time. In contrast, the Thermaltake Toughpower GF1 850W is an 80 PLUS Gold certified power supply as well, but it has a slightly higher efficiency rating of up to 91%. However, in real-world testing, both power supplies have been shown to perform similarly, with the Seasonic FOCUS GX-750 maintaining an efficiency of around 90-92% and the Thermaltake Toughpower GF1 850W maintaining an efficiency of around 91-93%.

Power Output and Modular Cabling

The Seasonic FOCUS GX-750 has a maximum power output of 750W, which is suitable for most modern gaming systems with a single high-end graphics card. It also features fully modular cabling, which makes it easy to manage cables and reduce clutter inside the case. The Thermaltake Toughpower GF1 850W, on the other hand, has a maximum power output of 850W, making it more suitable for systems with multiple graphics cards or high-performance CPUs. It also features semi-modular cabling, which means that some cables are permanently attached to the power supply while others can be removed.

Noise Level and Cooling

Both power supplies use high-quality fans to cool their internal components, but they have different fan designs and noise levels. The Seasonic FOCUS GX-750 uses a 120mm fan with a maximum noise level of around 25 dBA, making it very quiet even under heavy loads. The Thermaltake Toughpower GF1 850W uses a 140mm fan with a maximum noise level of around 30 dBA, which is still relatively quiet but slightly louder than the Seasonic FOCUS GX-750.

Connectors and Compatibility

Both power supplies have a similar set of connectors, including ATX, EPS, PCI-E, and SATA power connectors. However, the Thermaltake Toughpower GF1 850W has more connectors overall, making it more suitable for systems with multiple graphics cards or storage devices. The Seasonic FOCUS GX-750 is compatible with most modern gaming cases and motherboards, while the Thermaltake Toughpower GF1 850W is also compatible with a wide range of cases and motherboards but may require some additional adapters or cables.

Price and Warranty

The Seasonic FOCUS GX-750 is generally priced around $100-$150, depending on the region and retailer. It comes with a 10-year warranty, which provides peace of mind for gamers who want a reliable power supply that will last for many years. The Thermaltake Toughpower GF1 850W is generally priced around $120-$180, depending on the region and retailer. It comes with a 10-year warranty as well, making it a competitive option in terms of price and warranty.

Conclusion

In conclusion, both the Seasonic FOCUS GX-750 and the Thermaltake Toughpower GF1 850W are high-quality power supply units for gaming that offer excellent performance, efficiency, and reliability. While they have some differences in terms of power output, modular cabling, and noise level, they are both suitable for modern gaming systems with high-end graphics cards and CPUs. Ultimately, the choice between these two power supplies will depend on your specific needs and budget. If you're looking for a quiet and efficient power supply with fully modular cabling, the Seasonic FOCUS GX-750 may be the better option. However, if you need more power output and don't mind semi-modular cabling, the Thermaltake Toughpower GF1 850W is definitely worth considering.