MSI MPG A850GS 850W PSU

MSI MPG A850GS PCIE5 | High-Performance Gaming Power Supply

The MSI MPG A850GS PCIE5 power supply unit delivers 850 W of reliable power for demanding gaming PCs, featuring 80 PLUS Gold efficiency and fully modular cabling for a clean build.

Key Specifications

Efficient Power Delivery for Demanding Systems

This power supply unit provides 850 W of clean, stable power to support high-performance gaming rigs and content creation workstations. The 80 PLUS Gold certification ensures at least 90% efficiency under typical loads, reducing heat generation and electricity costs. With active PFC technology, the MPG A850GS maintains consistent voltage regulation across the 100-240 V AC input range, making it suitable for UK power networks.

Fully Modular Design for Clean Builds

The fully modular cabling system allows you to connect only the cables you need, eliminating unnecessary clutter inside your PC case. This design improves airflow and makes cable management significantly easier during installation. The included cables feature standard lengths, with the motherboard connector measuring 60 cm, providing adequate reach for most ATX case configurations.

Comprehensive Connectivity Options

Supporting modern gaming hardware, this PSU offers extensive connectivity: eight SATA power connectors for multiple storage drives, four Molex connectors for peripherals, three PCIe 6+2 pin connectors for graphics cards, and one PCIe 16-pin connector for high-end GPUs. The unit provides a 24-pin ATX motherboard connector and a 4+4 pin EPS connector for CPU power, covering all standard motherboard requirements.

Advanced Cooling Technology

Equipped with a 13.5 cm FDB (Fluid Dynamic Bearing) fan, the cooling system operates quietly while maintaining optimal temperatures. The fan uses intelligent speed control, spinning only when necessary to keep noise levels minimal during light loads. The active cooling design ensures reliable operation even under sustained heavy loads typical of gaming and rendering workloads.

Box contents

• MSI MPG A850GS PCIE5 power supply unit
• Modular cable set
• Mounting screws
• User manual

Check before you buy

• Confirm your graphics card requires PCIe 6+2 or 16-pin connectors
• Verify your case has adequate space for ATX PSU dimensions (150 x 150 x 86 mm)
• Check if your motherboard needs both 24-pin ATX and 4+4 pin EPS connectors
• Ensure your system’s total power draw stays within 850 W capacity

Frequently Asked Questions

Q: Is this PSU compatible with UK power outlets?

A: Yes, it accepts 100-240 V AC input at 50/60 Hz, making it suitable for UK power networks.

Q: How many graphics cards can this power supply support?

A: It can support up to three graphics cards using the three PCIe 6+2 pin connectors, or one high-end card using the 16-pin connector.

Q: What does fully modular mean?

A: All cables can be detached from the PSU, allowing you to use only the cables you need for cleaner cable management.

Q: Is the fan noisy under load?

A: The FDB fan operates quietly and only spins faster when needed, maintaining low noise levels during typical usage.

Q: What warranty comes with this power supply?

A: Covered by the standard Manufacturer Warranty.

The Consultant’s verdict & warranty

The MSI MPG A850GS PCIE5 power supply unit suits gamers and professionals building high-performance systems requiring reliable 850 W power delivery. Its 80 PLUS Gold efficiency, comprehensive connectivity, and fully modular design make it ideal for systems with multiple drives and powerful graphics cards. The FDB cooling technology ensures quiet operation during both light and heavy workloads. Covered by the standard Manufacturer Warranty.