Great Wall GW-850HD PSU Launches at $86: ATX 3.1 and PCIe 5.1 Support

Great Wall introduced the GW-850HD power supply in China on September 23, 2024. This launch matters because the unit supports the latest ATX 3.1 and PCIe 5.1 standards. Builders upgrading to new GPUs need reliable power delivery that matches these recent specifications. The product aims to provide stable performance for modern high-end systems.

Fully modular design with native 12V-2×6 connector for modern GPUs

The GW-850HD delivers 850W of rated power with an efficiency rating exceeding 94%. It carries the CQC IV certification, which indicates compliance with specific regional safety and performance benchmarks. Great Wall designed the unit to handle significant power spikes during intense workloads. The manufacturer claims it supports two times the system peak power and three times the GPU peak power.

Specifications

• Rated Power: 850W
• Efficiency: >94%
• Certification: CQC IV
• Standards: ATX 3.1, PCIe 5.1
• Connector: Native 12V-2×6

Cooling and connectivity features include a 135mm nine-blade fan and a fully modular cable design. The PSU uses a native 12V-2×6 connector to simplify connections for compatible graphics cards. Internal architecture relies on LLC resonant topology, synchronous rectification, and DC-DC circuits. These components help maintain low power loss and stable voltage output under load.

The unit includes comprehensive protection mechanisms such as overcurrent, overvoltage, short-circuit, and overtemperature safeguards. Great Wall states the power supply can operate stably at altitudes up to 5000 meters. Physical dimensions are 150 x 150 x 86mm, allowing for installation in standard mid-tower cases. These features target users who need durability in varied environmental conditions.

Pricing for the GW-850HD starts at 579 CNY (around $86.29) for launch availability. The standard price is set at 599 CNY (around $89.27). The product is currently available in the Chinese market. This pricing positions the unit as an accessible option for builders seeking modern ATX 3.1 compliance without a premium cost.