Antec GSK850 ATX3.1 850W 80+ Gold Fully Modular Power Supply – Native 12V-2x6 (12VHPWR) PCIe 5.1 Connector, 100% Japanese Capacitors, Zero RPM Mode, 120mm FDB Silent Fan, 10-Year Warranty

General Information

• Model: GSK ATX 850
• Form Factor: ATX 3.1
• Output Capacity: 850W
• Modularity: 100% Fully Modular
• Efficiency Certification: 80 PLUS Gold
• Target Market: Gaming & Enthusiast Builds

Key Features

• ATX 3.1 & PCIe 5.1 Compliant: Ready for next-gen GPUs (including RTX 40/50 series) with stable power delivery for transient load spikes.
• PhaseWave™ Design: Ensures stable and clean power output under heavy or fluctuating loads.
• High-Quality Components: Uses Japanese capacitors (JP Caps) for enhanced reliability and longevity.
• Advanced Cooling:
  • 120mm FDB (Fluid Dynamic Bearing) Silent Fan
  • Zero RPM Mode: Fan remains off at low loads for completely silent operation.
• CircuitShield™ Protection Suite: Industrial-grade safeguards including:
  • OCP (Over-Current)
  • OVP (Over-Voltage)
  • UVP (Under-Voltage)
  • SCP (Short-Circuit)
  • OPP (Over-Power)
  • OTP (Over-Temperature)

Connectors (Fully Modular)

• Motherboard: 1 × 24-pin (20+4)
• PCIe (ATX 3.1): 1 × 16-pin (12VHPWR / 12V-2×6) for next-gen GPUs
• CPU Power: 2 × 8-pin (4+4)
• PCIe (Legacy): Multiple 6+2 pin connectors (exact count not listed, but standard for 850W units)
• SATA & Molex: Sufficient for modern storage and accessories (specific counts not provided)

Design & Reliability

• Thermal Management: Zero RPM Manager balances silence and cooling efficiency.
• Build Quality: Emphasis on stability, efficiency, and clean power delivery.
• Compatibility: Ideal for high-end systems with RTX 4070/4080 or future RTX 50-series GPUs.