Seasonic Vertex GX-850, 850 Watts, 80 PLUS Gold, PCIe 5.1 Ready

The Seasonic Vertex GX-850 is a premium power supply designed for the latest high-performance systems. Fully compliant with ATX 3.1 and PCIe 5.1 standards, it includes a 12V-2×6 connector to power next-gen GPUs. With 80 PLUS Gold certification, this PSU achieves up to 90% efficiency, reducing heat and energy consumption.

Its fully modular design ensures clean cable management, while the 135mm Fluid Dynamic Bearing fan with Digital Fan Control provides whisper-quiet operation. Backed by a 12-year warranty, the Vertex GX-850 is engineered for gamers, creators, and professionals demanding reliability and efficiency.

Key Features

• Wattage: 850W continuous output for gaming, workstations, and content creation systems.
• Efficiency Rating: 80 PLUS Gold certified, delivering up to 90% efficiency at typical loads.
• Future-Ready Standards: Supports ATX 3.1 and PCIe 5.1, including a 12V-2×6 cable for up to 600W GPU power.
• Cooling System: 135mm Fluid Dynamic Bearing (FDB) fan with Digital Hybrid Fan Control for efficient and quiet cooling.
• Fully Modular Design: Simplifies installation and optimizes airflow with customizable cable management.
• Advanced Protections: Equipped with OVP, OPP, SCP, UVP, OCP, and OTP for safe and stable operation.
• Micro Tolerance Load Regulation: Voltage stability within 0.5% for consistent and reliable power delivery.
• Durability: Backed by a 12-year warranty, showcasing Seasonic’s commitment to quality.

Seasonic Vertex GX-850 Power Supply Specifications

• Brand: Seasonic
• Model: Vertex GX-850
• Wattage: 850W continuous output
• Efficiency Certification: 80 PLUS Gold, Cybenetics Platinum Efficiency Level
• Noise Certification: Cybenetics Noise Level A
• Form Factor: ATX
• Input Voltage: Full range (100-240V AC)
• Input Frequency Range: 50-60Hz
• PFC: Active PFC
• Fan Size and Type: 135mm Fluid Dynamic Bearing (FDB) fan
• Fan Control: Digital Fan Control with silent and fanless modes
• Operating Temperature: 0-50°C (derating to 80% from 40°C to 50°C)
• Protections: OVP, OPP, SCP, UVP, OCP, OTP
• Cable Type: Fully modular braided cables
• Connectors:
  • Motherboard: 1 x 24-pin ATX (610mm)
  • CPU/EPS: 2 x 8-pin EPS12V (650mm each)
  • PCIe (8-pin): 3 x 8-pin PCIe (750mm each, separate cables)
  • PCIe 5.1: 1 x 12V-2×6 (12+4 pin, 700mm)
  • SATA: 10 x SATA (4 connectors across 4 cables, 550mm and 950mm)
  • Peripheral (Molex): 3 x 4-pin Molex (690mm shared cable)
• Dimensions: 160mm x 150mm x 86mm
• MTBF: 100,000 hours at 25°C (excluding fan)
• Warranty: 12 Years

Processor Compatibility

The Vertex GX-850 provides robust power for high-performance CPUs, such as Intel Core i9/i7 and AMD Ryzen 9/7, ensuring smooth operation under heavy workloads and overclocking.

Graphics Card Compatibility

The Seasonic Vertex GX-850 delivers a robust 850W of power, making it a perfect match for high-performance GPUs. Thanks to its PCIe 5.1 compliance and native 12V-2×6 connector, it supports the latest NVIDIA RTX 40-Series graphics cards, including:

• RTX 4090 for ultra-high-end gaming and 4K workflows.
• RTX 4070 Ti for competitive gaming and advanced creative applications.
• AMD’s Radeon RX 7900 XTX and RX 7800 XT, known for their high power demands and gaming efficiency.

Additionally, it pairs seamlessly with mid-range GPUs like the RTX 4060 Ti and RX 6700 XT, ensuring optimal performance while future-proofing your system for upcoming upgrades.

Motherboard Compatibility

The Vertex GX-850 is fully ATX 3.1 and EPS12V compliant, making it compatible with a wide range of modern motherboards. Whether you’re building a gaming rig or a professional workstation, this PSU supports motherboards such as:

• High-End Models: MSI MEG X670E GODLIKE, ASUS ROG STRIX Z790-A GAMING WIFI, GIGABYTE X670 AORUS ELITE AX.
• Mid-Range Choices: MSI MAG B550 TOMAHAWK, ASUS PRIME B760M-A WIFI DDR4, GIGABYTE B550M DS3H.
• Entry-Level Options: ASUS PRIME A520M K, MSI PRO H610M-E DDR4, and GIGABYTE A620M GAMING X.

Energy Efficiency

The 80 PLUS Gold certification ensures up to 90% efficiency at typical loads, reducing electricity costs, minimizing heat output, and optimizing overall system performance.

Cooling and Noise Level

The 135mm FDB fan, paired with Digital Hybrid Fan Control, provides advanced cooling with near-silent operation. Fanless mode activates under low loads for a completely silent experience.

Is the Seasonic Vertex GX-850 for You?

The Seasonic Vertex GX-850 is an excellent power supply for those seeking a future-proof, high-performance PSU. With support for ATX 3.1 and PCIe 5.1 standards, it’s perfect for powering the latest GPUs and CPUs. Its modular design, exceptional efficiency, and advanced cooling make it ideal for gamers, and professionals.