Name: TUF-GAMING-850G-EVO
Brand: ASUS
SKU: 34621

TUF Gaming 850W Gold EVO

The TUF Gaming 850W Gold EVO is an efficient, resilient and dependable PSU that’s engineered for the long haul.

Military-grade capacitors provide premium durability.
Dual-Ball Fan Bearings can last up to twice as long as sleeve bearing designs.
Protective PCB coating protects against moisture, dust, and extreme temperatures.
80 Plus & Cybenetics Gold certified: Japanese capacitors and premium components deliver industry-leading power efficiency.
ATX 3.1 Compatible: TUF Gaming Gold EVO series is compliant with ATX 3.1 guidelines and bundled with a 16-pin PCIe® cable that is compatible with PCIe Gen 5.1 graphics cards.
Fully modular etched cables keep your rig neat and tidy.
8-year warranty is included.

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TUF Gaming Gold EVO Series

Built For The Long Haul

The ASUS TUF Gaming 850W Gold EVO packs military-grade strength, a flagship fan design, and PCB protection for efficient, durable power delivery. The result is a PSU that can reliably fuel your rig for years to come.

Military-Grade Components

Premium durability
80 PLUS Gold
Cybenetics Gold
ATX 3.1Compatible
PCIe 5.1Compatible
Premium Etched Cable
Dual-Ball Fan Bearings

Up to 2X longer lifespan
Protective PCB Coating

Against moisture and debris
GeForce RTX™ 50 & Radeon™ RX 9000 Ready

Premium Durability

A TUF Gaming EVO power supply unit shown with text indicating MIL-217 MTBF over 120,000 hours for high reliability.

Military-Grade Capacitors

Engineered for exceptional durability, the TUF Gaming Gold EVO series features TUF 5K black metallic capacitors, offering a 52% wider temperature tolerance and up to a 2.5X longer lifespan than standard capacitors.

Drop Test

Replicating real-world drops of 75cm on all sides, this test helps ensure that every TUF Gaming Gold EVO series can resist damage from unexpected falls, knocks and bumps during shipment and daily use.

Vibration Test

Extensive vibration testing helps ensure that every part of your TUF Gaming Gold EVO series PSU can stay in place and maintain functionality.

Extreme Temperature

TUF Gaming Gold EVO series is capable of handling drastic temperature changes from -40°C to 85°C for 27 cycles while maintaining operation.

Corrosion Resistance

The TUF Gaming Gold EVO series is built with corrosion resistance. It can withstand up to 95% humidity with salt fog for up to 240 hours and come out the other side with full functionality. Even if you’re living in tropical climates with harsh and wet conditions, it can weather the storm.

Dual-Ball Fan Bearings

Exemplary cooling is provided by a 135mm fan spinning on a dual-ball bearing setup that can last up to twice as long as a sleeve bearing design.

Protective PCB Coating

A protective conformal coating envelops the PCB to protect against short-circuits caused by moisture, dust, and debris.

Superior Copper Pins

Upgraded PCIe^® connectors feature advanced thermal conductivity to help ensure cool operation and efficient power delivery. This translates to a significant 29% reduction in connector temperatures (up to 12.28°C), promoting optimal performance and stability for even the most demanding graphics cards.

Latest Standards

Close-up of a black ATX 3.1 compatible power connector and graphics card power connector

ATX 3.1 & PCIe 5.1 Compatible

The TUF Gaming Gold EVO series meets the stringent requirements of the ATX 3.1 standard and supports PCIe 5.1 graphics cards. It supports total power excursions up to twice the rated power and graphics card power excursions up to three times the rated power, helping to ensure rock-solid stability for your PC.

*Please check the FAQ section for specific instructions on the proper usage of this advanced 16-pin cable: [Graphics Card & PSU] How to plug in the 16-pin power cable properly.

** Please refer to the cable list for the TUF Gaming 850W Gold EVO by clicking here.

EFFICIENCY CERTIFICATION

A TUF Gaming Gold EVO power supply with a vented fan, placed on a stone block against an orange background. Badges show '80 Plus Gold' and 'Cybenetics Gold'.

80 PLUS & Cybenetics Gold Certification

The TUF Gaming Gold EVO series achieves 80 PLUS and Cybenetics Gold certifications by leveraging low-ESR Japanese capacitors that deliver stability and efficiency, leading to premium power consumption, heat generation, acoustics and reliability.

PREMIUM ETCHED CABLES

Made from a pliable premium material, these etched cables are easily flexible during installation, and they operate at temperatures 50°C lower than the safety limit when routed for cable management.

Cross-section of a cable showing solid core copper wire, tin-plated layer, and etched cable jacket

Tin-Plated Oxygen-Free Copper Cable

Ultra-high conductivity
Long lifespan
Long-term stability
High ductility & bendability
Low resistance and low heat generation

Thermal image of cable shows a maximum temperature of 46.7°C, marked as safe, and text highlights it's 50°C below the 105°C limit.

These cables also meet the rigorous standards of the UL1581 flame test and UL758 certification, helping to ensure a smooth PC DIY experience and exceptional safety.

PROTECTION

To make sure the entire system can operate safely and stably at all times, this power supply comes with a number of protection mechanisms to give you the best peace of mind.