Description
Antec ATOM G850 850W 80 PLUS Gold Semi-Modular Power Supply
ATOM G850
The Antec ATOM G850 is engineered for gamers and PC builders seeking reliable power delivery, modern GPU compatibility, and efficient performance for gaming and creator-focused systems. Delivering 850W of continuous output power, the PSU is well suited for high-performance gaming PCs equipped with modern multi-core processors and powerful graphics cards.
Designed with PCIe 5.0 readiness and native 12VHPWR support, the ATOM G850 provides direct compatibility with next-generation NVIDIA GeForce graphics cards without requiring additional adapters. Its advanced DC-to-DC conversion architecture improves voltage regulation and overall system stability during demanding workloads and gaming sessions.
The semi-modular cable design allows users to reduce unnecessary cable clutter while improving airflow and simplifying cable management for cleaner PC builds. Flat black cables further enhance routing flexibility and internal aesthetics inside modern gaming chassis.
Certified 80 PLUS Gold, the ATOM G850 delivers high energy efficiency while helping reduce heat output and power consumption. Cooling is handled by a quiet 120mm fan optimized for balanced airflow and lower operating noise under load.
Comprehensive protection systems including OCP, OVP, UVP, SCP, OPP, and OTP help safeguard connected hardware against electrical irregularities and unexpected power conditions. Combining efficiency, modern connectivity, and stable performance, the Antec ATOM G850 is an excellent PSU choice for modern gaming systems and productivity-focused desktop builds.
WHY IT’S A GREAT CHOICE:
MODERN GPU READY
PCIe 5.0 and native 12VHPWR support ensure compatibility with modern graphics cards.
STRONG POWER DELIVERY
The 850W output supports gaming PCs and high-performance desktop systems.
CLEANER SYSTEM BUILDS
Semi-modular cabling improves airflow and simplifies cable management.
EFFICIENT & QUIET
80 PLUS Gold efficiency and quiet cooling improve overall system operation.
RELIABLE DAILY PERFORMANCE
Advanced protections and DC-to-DC architecture improve long-term stability.
SPECIFICATIONS:
| Feature | Details |
|---|---|
| Brand / Model | Antec ATOM G850 |
| Product Type | Semi-Modular ATX Power Supply |
| Wattage | 850W |
| Efficiency Certification | 80 PLUS Gold |
| Modular | Semi-Modular |
| PCIe Standard | PCIe 5.0 Ready |
| GPU Connector | Native 12VHPWR |
| Cooling Fan | 120mm Silent Fan |
| Circuit Design | DC-to-DC |
| PFC | Active PFC |
| Mainboard Connector | 24-Pin ATX |
| CPU Connectors | 2 × 4+4-Pin EPS |
| PCIe Connectors | Multiple PCIe Connectors |
| SATA Connectors | Yes |
| Protection Features | OCP • OVP • UVP • SCP • OPP • OTP |
| Cable Type | Flat Black Cables |
| Colour | Black |
| Usage | Gaming PCs • Creator Systems • Workstations |
| Warranty | 5 Year Warranty |






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