NZXT C850 Gold ATX 3.1 - Fully Modular Low-Noise PC Gaming Power Supply

Overview The NZXT C850 Gold ATX 3.1 is a fully modular, low-noise power supply designed for PC gaming. It boasts an 80 PLUS Gold certification, ensuring high efficiency and reliability. This review will delve into its specifications, pros, and cons to provide a comprehensive understanding of this power supply unit.

Specifications

• Output Wattage: 850 watts
• Form Factor: ATX
• Energy Efficiency: 80 PLUS Gold
• Connectors:
  • 24-pin ATX Power Cable
  • 4+4-pin CPU Power Cable
  • 8-pin CPU Power Cable
  • 6+2-pin PCIe Power Cable (3)
  • 16-pin (12+4) 12V-2x6 PCIe Cable
  • SATA Cable (12)
  • Peripherals Cable (4)
• Cable Lengths:
  • 24-pin ATX Power Cable: 600mm
  • 4+4-pin CPU Power Cable: 700mm
  • 8-pin CPU Power Cable: 700mm
  • 6+2-pin PCIe Power Cable: 650mm
  • 16-pin (12+4) 12V-2x6 PCIe Cable: 650mm
  • SATA Cable: 500 + 150mm
  • Peripherals Cable: 500 + 150mm
• AC Input Rating: 100 - 240Vac, 13A 50Hz-60Hz (200 - 240Vac, 6.5A 50Hz-60Hz for China and South Korea)
• DC Output Rating: 3.3V / +5V: 22A (120W), 12V: 83.3A (1000W), 5Vsb: 3A (15W)
• Total Output: 1000W
• Cooling Method: Air
• Fan Specs: Dimensions: 135 x 135 x 25 mm, Speed: 2300 ± 10% RPM, Airflow: 93.02 CFM (Min.), Noise: 44.5 dBA max, Bearing: Fluid Dynamic Bearing (FDB)
• Operation: MTBF: 100,000 hours, Temperature: 0 - 50 °C
• Dimensions: Width: 150 mm, Height: 86 mm, Depth: 160 mm
• Material(s): Steel, PCB, and Plastic
• Compliance Standard: ATX12V v3.1 / EPS12V v2.92
• Regulation & Certification: FCC, Canada, CE, CB(IEC 62368-1), UKCA, CCC, BSMI, BIS, RCM, UAE, TUV, cTUVus, KC, CP65
• Warranty: 10 Years

Pros

1. Efficiency: The 80 PLUS Gold certification ensures high efficiency, with an efficiency rating of up to 91.9% at 50% load.
2. Low Noise: The ultra-low noise fan with Zero Fan Mode ensures the power supply remains silent even under 50% load.
3. High-Quality Construction: The use of 100% premium Japanese capacitors improves hold-up time and minimizes ripple noise, ensuring reliable and stable power delivery.
4. Modular Design: The fully modular design makes cable management easier and more flexible.
5. Compliance with ATX 3.1: The power supply is compliant with the ATX 3.1 standard, supporting up to 2x total power and 3x GPU power excursions.
6. Durable Connectors: The 12V-2x6 connector is durable and heat-resistant, capable of pumping up to 600 watts to NVIDIA GeForce RTX 40 Series graphics cards.

Cons

1. Cable Lengths: Some users have reported that the cable lengths are shorter than average, which can lead to awkward positioning and a messy setup.
2. Cable Quality: The cables are nylon sleeved, which can be stiff and difficult to manage, especially for those who prefer high-quality sleeved cables.
3. Quality Control Issues: Some users have experienced problems right out of the box, including buzzing noises and complete failures.

Verdict

The NZXT C850 Gold ATX 3.1 is a reliable and efficient power supply unit, particularly suitable for PC gaming. Its high efficiency, low noise operation, and high-quality construction make it a solid choice. However, the shorter cable lengths and potential quality control issues are notable drawbacks. Overall, it is a good option for those seeking a reliable and efficient power supply, but users should be aware of the potential cable management issues.

Features Table