Thermaltake - Toughpower GF A3 850W 80 PLUS Gold PCIe Gen 5 ATX 3.0 Ready Fully Modular Power Supply - Black
Customers are saying
Customers frequently mention that this power supply delivers excellent overall performance and operates with a remarkably quiet fan. Users also appreciate the high quality of the unit, noting that it is easy to install and features convenient modular cabling. Furthermore, many buyers are satisfied with the product's compatibility with modern graphics cards and its competitive pricing.
Wattage
850 wattsFully modular
Only connect the cables your system needs, making clean and tidy builds easier.
120mm fluid bearing fan
Featuring a 120mm fluid bearing fan to guarantee superior cooling performance.
Ultra quiet smart zero fan
Designed with our Smart Zero Fan, the fan will not spin until the load exceeds 30% of the power supply, minimizing the fan noise.
Fully modular low-profile flat cable
Offers cable selection for users while powering the system at an advantageous voltage. Low-profile flat black cable makes cable management easier, reduces clutter and increases airflow inside the chassis.
Fully compatible with Intel ATX 3.0 specifications
Fully compatible with Intel ATX 3.0 Specifications which supports up to 200% power excursion, reaches 60% low load efficiency and complies with required power supply timing standards. Also can sustain up to 3x GPU power excursion and 2x total power excursion.
PCIe Gen 5.0 ready
Comes with two 16pin connectors to offer powerful and stable performance allowing the PSU to run next-generation GPUs naturally.
Ten-year warranty
Your guarantee of reliable operation that will last across several system builds.
- Wattage850 wattsModularFully modularEnergy Efficiency80 PLUS Gold, 80 PLUS PlatinumATX ConnectorATX 12V 4+4Pin (650mm+150mm) x 2PCIe Connector1 x PCI-E 12+4Pin connectors (600mm) x 1. 4 x PCI-E 6+2Pin connectors (500mm + 150mm) x 2Peripheral Connector4 x Peripheral connectors (500mm + 150mm + 150mm + 150mm) x 1
Reviews
Rating 4.7 out of 5 stars with 180 reviews
- Overall Performance (63)
- Noise Level (37)
- Power Supply Performance (29)
- Installation Ease (12)
- Modularity (12)
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
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Toughpower GF A3 series is 80 PLUS Gold certified and compatible with Intel’s ATX 3.0 specifications. Designed with a native PCIe Gen 5.0 connector, it can power up next-gen technology with one new 12VHPWR cable.

Toughpower GF A3 series is 80 PLUS Gold certified and compatible with Intel’s ATX 3.0 specifications. Designed with a native PCIe Gen 5.0 connector, it can power up next-gen technology with one new 12VHPWR cable.

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| Pros for Thermaltake - Toughpower GF A3 850W 80 PLUS Gold PCIe Gen 5 ATX 3.0 Ready Fully Modular Power Supply - Black | |||
|---|---|---|---|
| Overall Performance, Noise Level, Installation Ease, Power Supply Performance, Modularity | Overall Performance, Power Capacity, Noise Level, Installation Ease, Cable Management | Overall Performance, Installation Ease, Cable Management, Noise Level, Power Capacity | Overall Performance, Noise Level, Cable Management, Installation Ease, Power Capacity |
| Cons for Thermaltake - Toughpower GF A3 850W 80 PLUS Gold PCIe Gen 5 ATX 3.0 Ready Fully Modular Power Supply - Black | |||
| There were no cons for this product— | There were no cons for this product— | Fan Quality | There were no cons for this product— |












































































