Asus Prime 850W 80 Plus Gold Atx 3.0 Fully Modular Power Supply

Deliver reliable and efficient power to your system with the ASUS Prime 850W Gold power supply. This unit provides 850 watts of clean power with 80 PLUS Gold certification, ensuring reduced energy waste and lower operating temperatures. Furthermore, it adheres to the latest ATX 3.1 standard and includes a native PCIe 5.1 16-pin cable, making it ready for modern high-performance components. Its fully modular design allows for a cleaner build process and improved airflow within your case.
Efficient Performance & Reliable Operation
Achieving 80 PLUS Gold certification signifies high efficiency under typical loads, minimizing heat generation and contributing to system stability. ASUS builds the Prime 850W Gold with quality components designed for longevity, reflected in its impressive MTBF (Mean Time Between Failures) rating of over 120,000 hours at 25°C. Additionally, a comprehensive suite of protection features (OPP/OVP/UVP/SCP/OCP/OTP) safeguards your components against potential power anomalies.

Compliance with the ATX 3.1 standard ensures the PSU meets the latest power delivery specifications required by modern hardware. This includes better handling of power excursions and improved efficiency metrics. Consequently, you can build with confidence knowing your power supply is up-to-date.
Fully Modular Design & Connectivity
The fully modular design of the Prime 850W Gold allows you to connect only the cables required for your specific build. This significantly reduces cable clutter, simplifies the building process, and improves airflow inside the chassis for better cooling. ASUS provides a comprehensive set of cables, including:
- 1x Motherboard 24/20-pin
- 2x CPU 4+4-pin
- 1x PCIe 5.1 16-pin (native 600W capable)
- 1x PCIe 16-pin to 8-pin+8-pin (adapter style)
- 1x PCIe 8-pin (1-to-1)
- 5x SATA connectors (across two cables)
- 3x Peripheral connectors (on one cable)
This selection covers most typical build requirements, including support for high-end graphics cards needing the new 16-pin power connector. Explore compatible graphics cards here.
ASUS Prime 850W Gold Specifications
- Wattage: 850W
- Efficiency: 80 PLUS Gold
- Form Factor: ATX
- Modularity: Fully Modular
- ATX Standard: ATX 3.1
- PCIe 5.1 Connector: Yes (1x Native 16-pin Cable Included)
- Fan: Standard Fan (No 0dB mode mentioned)
- Protections: OPP/OVP/UVP/SCP/OCP/OTP
- MTBF: >120,000 hours @ 25°C
- Dimensions: 150 x 150 x 86 mm
- Key Features: ATX 3.1 Compliance, PCIe 5.1 Ready, Fully Modular, 80 Plus Gold
- Model: AP-850G
ASUS Prime 850W Gold Q&A
Target Audience & Use Cases
This power supply targets mainstream PC builders and gamers constructing mid-range to high-end systems who require reliable 850W power, Gold-level efficiency, and compatibility with the latest ATX 3.1 and PCIe 5.1 standards for modern components.
Why Choose the ASUS Prime 850W Gold?
Choose this PSU for its solid combination of 850W Gold-rated power, adherence to the current ATX 3.1 specification, native support for PCIe 5.1 graphics cards via the 16-pin connector, and the convenience of a fully modular design for cleaner builds, all from a reputable brand like ASUS.
Advantages (Pros)
- Reliable 850W power output.
- Efficient 80 PLUS Gold certification.
- Fully compliant with ATX 3.1 standard.
- Includes native PCIe 5.1 16-pin cable.
- Fully modular design simplifies cable management.
- Comprehensive set of protection features.
- Good MTBF rating suggests decent longevity.
- Standard ATX dimensions for broad case compatibility.
Considerations (Cons)
- Does not feature a 0dB fan mode for silent operation at low loads.
- Cable lengths are standard; might be tight in very large cases.
- Fewer SATA/Peripheral connectors compared to some competitor 850W units.
- Warranty period not specified in the provided data (often a key consideration).
Final Verdict: ASUS Prime 850W Gold
The ASUS Prime 850W Gold offers a dependable and efficient power solution for modern PC builds. Its adherence to the ATX 3.1 standard and inclusion of a native PCIe 5.1 16-pin cable ensure compatibility with current and upcoming high-performance components. While it may lack some premium features like a zero-RPM fan mode, its solid Gold efficiency, full modularity, and comprehensive protections make it a strong contender for users seeking a reliable 850W power supply from ASUS.


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