Thermaltake - Toughpower GT 850W 80+ Gold ATX 3.1 Power Supply - Black
About this product
The Toughpower GT Series is built to meet modern power demands, supporting the latest ATX 3.1 standards. Available in 750W and 850W models, it provides 80 PLUS Gold efficiency and includes a native PCIe Gen 5.1 12+4 pin connector for high-performance GPUs. With Smart Zero Fan technology and a 120mm hydraulic bearing fan, it ensures quiet operation and reliable power delivery. Backed by a 5-year warranty, it offers stable, efficient performance for demanding users.
Wattage
850 watts80 PLUS Gold Efficiency and ATX 3.1 Compliance
The Toughpower GT Series complies with the latest ATX 3.1 standards, delivering up to 90% efficiency under real-world conditions. This ensures stable power for modern systems, reducing energy consumption and heat output for extended PSU lifespan.
Fully Modular Design
With fully modular low-profile flat cables, users can install only the cables they need, reducing clutter and improving airflow inside the case, which helps with cooling.
Native PCIe 5.1 Support
The PSU comes equipped with a native PCIe Gen 5.1 connector, including a 12V-2x6 (12+4 pin) cable, making it compatible with the latest graphics cards and ensuring high performance.
Smart Zero Fan with Quiet Operation
Equipped with a 120mm hydraulic bearing fan, the Smart Zero Fan stays off during low loads for silent operation and activates only when needed, providing quiet yet efficient cooling for your system.
High Amperage Single +12V Rail
The single +12V rail design delivers stable and continuous power to high-end GPUs and CPUs, ensuring reliable performance under heavy workloads.
DC-DC and LLC Circuit Design
Advanced DC-DC and LLC circuits provide precise voltage regulation and stable power output, minimizing voltage fluctuations and improving overall system reliability.
Comprehensive Protection Features
The PSU is equipped with multiple protection mechanisms, including OCP (Over Current Protection), OVP (Over Voltage Protection), UVP (Under Voltage Protection), OPP (Over Power Protection), OTP (Over Temperature Protection), and SCP (Short Circuit Protection).
ErP and Energy Star Ready
Fully compliant with Energy Star 5.0 and ErP Lot 6 standards, the Toughpower GT minimizes energy consumption in standby mode, making it eco-friendly and cost-efficient.
Compact Size and Easy Installation
With compact dimensions of 150mm x 86mm x 140mm, this PSU fits easily in a wide range of cases, offering flexible installation options in both standard and compact builds.
5-Year Warranty for Peace of Mind
Backed by a 5-year warranty, the Toughpower GT series provides long-term reliability and support for users seeking stability and performance.
- Wattage850 wattsModularFully modularEnergy Efficiency80 PLUS GoldATX Connector24pin Main connector (550mm) x 1PCIe ConnectorPCI-E 12+4Pin connectors (600mm) x 1. 4 x PCI-E 6+2Pin connectors (600mm + 150mm) x 2Peripheral Connector4 x Peripheral connectors (400mm + 150mm + 150mm + 150mm) x 1
Reviews
Rating 3.5 out of 5 stars with 2 reviews
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.
From the manufacturer
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Designed to deliver the power you need in a smaller package, the Toughpower GT 1000W Black delivers 80 Plus Gold efficiency while meeting ATX 3.1 spec demands. Equipped with a Native PCIe 5.1 12V-2x6 connector for best performance with modern GPUs. Coming in at 140mm in length, plus utilizing full modular color matched flat cables and connectors, fitment and cable routing is a breeze.

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| Pros for Thermaltake - Toughpower GT 850W 80+ Gold ATX 3.1 Power Supply - Black | |||
|---|---|---|---|
| There were no pros for this product— | Overall Performance, Noise Level, Installation Ease, Modularity, Power Supply Performance | There were no pros for this product— | Overall Performance, Installation Ease, Noise Level, Modularity, Cable Management |
| Cons for Thermaltake - Toughpower GT 850W 80+ Gold ATX 3.1 Power Supply - Black | |||
| There were no cons for this product— | There were no cons for this product— | There were no cons for this product— | Fan Quality |
























































