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NZXT - Gold Core 850W ATX 3.1 / PCIE 5.1 80 Plus Gold Cybenetics Platinum Fully Modular Power Supply - Black

Model: PA-8G3BB-US
SKU: 6648892
Sold byBest Buy

About this product

The NZXT C850 Gold Core is an ATX 3.1, fully modular PSU with 80 PLUS Gold and Cybenetics Platinum efficiency, A++ noise rating, and a 600W 12V-2x6 PCIe 5.1 connector. Built for modern GPUs, it delivers clean, quiet power with easy cable management for performance PCs.

Wattage

850 watts
Features

  • ATX 3.1 CERTIFIED, PCIE 5.1 READY

    Supports next-gen GPUs with a dual-color 12V-2x6 connector for safe, stable, and efficient power delivery—ideal for modern NVIDIA graphics cards.

  • 81 PLUS GOLD & CYBENETICS PLATINUM EFFICIENCY

    Delivers energy-efficient, stable performance to reduce heat and power draw, even under demanding loads.

  • WHISPER-QUIET OPERATION

    Cybenetics noise certified for near-silent performance: A++ for C750 and C850 (<15 dBA), A+ for C1000 (15–20 dBA).

  • READY FOR AMD & NVIDIA GPUS

    Compatible with most GPUs using a 12V-2x6 cable or up to three 8-pin PCIe cables.

  • FDB FAN WITH ZERO RPM MODE

    136 mm fluid dynamic bearing fan stays quiet and efficient, with Zero RPM mode during light workloads for silent operation.

  • PREMIUM 105°C-RATED CAPACITORS

    High-quality components ensure stable, long-lasting performance across a wide range of system loads.

  • FULLY MODULAR WITH EMBOSSED CABLES

    Use only the cables you need with a clean, compact design and durable, flexible cables for easy routing.

  • BUILT-IN PROTECTIONS & 7-YEAR WARRANTY

    Includes essential safety features and a dual-colored 12V-2x6 connector rated for 105°C, all backed by a 7-year warranty.

See all features
Specifications
  • Wattage
    850 watts
    Modular
    Fully modular
    Energy Efficiency
    80 PLUS Gold, Cybenetics Platinum
    ATX Connector
    Yes
    PCIe Connector
    Yes
    Peripheral Connector
    Yes
See all specifications
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Reviews

Rating 5 out of 5 stars with 2 reviews

5 star rating. 2 reviews
100% would recommend to a friend

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.

  • Rated 5 out of 5 stars

    Great PSU

    Needed an upgrade on my PSU. Works great for my use case, no whine, can't hear the fan over the case fans.

    Posted by Stevemck

  • Rated 5 out of 5 stars

    Open Box - Excellent

    Bought this as Open Box - Excellent. Came with everything it was supposed to and was basically unused it looked like. Works flawlessly in my new 9850x3d build.

    Posted by BrendanP

See all customer reviews

From the manufacturer

Questions & Answers

  • What kind of cooling system does this power supply use?

    This power supply uses an air cooling system.

    This question and answer was generated by AI based on customer and product data.

  • What is the wattage of this power supply?

    The wattage of this power supply is 850 watts.

    This question and answer was generated by AI based on customer and product data.

  • Are the cables of this power supply modular?

    Yes, the cables of this power supply are fully modular.

    This question and answer was generated by AI based on customer and product data.

  • How long is the warranty for parts of this power supply?

    The warranty for parts of this power supply is seven years.

    This question and answer was generated by AI based on customer and product data.

  • Is a power cord included with this power supply?

    Yes, a power cord is included with this power supply.

    This question and answer was generated by AI based on customer and product data.
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