MSI MAG A850GL PCIE5 II 850W 80 PLUS Gold Modular Power Supply

BH #MSMA850GLP52 • MFR #MAG A850GL PCIE5 II
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MSI MAG A850GL PCIE5 II 850W 80 PLUS Gold Modular Power Supply
Key Features
  • 850W Single +12V Rail
  • 120mm Cooling Fan
  • Intel ATX12V Version 3.1
  • 1 x 16-Pin PCIe 5.1 Connector
Power your build with the MAG A850GL PCIE5 II 850W 80 PLUS Gold Modular Power Supply from MSI. This updated model provides 850W with the added benefit of supporting PCIe 5.1 for better power efficiency when using a 40-series or later NVIDIA graphics card.
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MSI A850GL PCIE5 II Overview

Power your build with the MAG A850GL PCIE5 II 850W 80 PLUS Gold Modular Power Supply from MSI. This updated model provides 850W with the added benefit of supporting PCIe 5.1 for better power efficiency when using a 40-series or later NVIDIA graphics card.

Equipped with a single 850W +12V rail, you have enough power to support a wide range of configurations. The A850GL PCIE5 II sports a fully modular design with sleeved cables, allowing you to pick and choose the cables you need, save space within your chassis, and optimize airflow. This power supply includes multiple connectors such as standard 24-pin and EPS 4+4-pin connectors for your motherboard. You also get a host of other connectors—four PCIe 6+2-pin, eight SATA, four peripheral, one FDD, and a dedicated 16-pin PCIe 5.1 connector that supports NVIDIA 40-series and later graphics cards. An 80 PLUS Gold rating provides you with up to 90% and 87% efficiency at half and full loads, respectively.

PCIe 5.1 Ready
The A850GL PCIE II has an output port that is compliant with PCIe 5.1, enabling it to support 40-series NVIDIA graphics cards while providing improved power efficiency and enhanced signal integrity compared to the previous PCIe 5.0 standard. The dual-color, yellow-and-black connector design ensures that the connector is properly plugged in to prevent any potential electrical issue.
Half Bridge LLC + SR + DC/DC
This power supply features a half-bridge LLC with a combined DC/DC converter to achieve higher conversion efficiency, stable output voltage, and quick voltage adjustment for different usage scenarios, improving stability.
Integrated Protections
Various protections including OCP, OTP, OVP, OPP, UVP, and SCP prevent electrical issues with the power supply.
Thermal Performance
A 120mm cooling fan operating on a fluid dynamic bearing balances cooling performance and noise level
UPC: 824142377079

MSI A850GL PCIE5 II Specs

Key Specs
Total Connectors
1x 24-Pin ATX Motherboard
2x 4+4-Pin EPS CPU
1x 16-Pin PCIe (12VHPWR)
4x 6+2-Pin PCIe
8x 15-Pin SATA
4x 4-Pin Peripheral / Molex
Cable Design
Flat
Total Wattage
850 W
Number of +12 V Rails
1
Efficiency Rating
80 PLUS Gold
Form Factor
ATX
Connectivity
Total Connectors
1x 24-Pin ATX Motherboard
2x 4+4-Pin EPS CPU
1x 16-Pin PCIe (12VHPWR)
4x 6+2-Pin PCIe
8x 15-Pin SATA
4x 4-Pin Peripheral / Molex
Cable Design
Flat
Electrical
Total Wattage
850 W
Number of +12 V Rails
1
General
Efficiency Rating
80 PLUS Gold
Active Power Factor Correction
No
Cooling
Fan Size
135 mm
Bearing Type
Fluid Dynamic Bearings (FDB)
Physical
Form Factor
ATX
Compliance
ATX v3.1
Protection
Over-Current Protection, Over-Power Protection, Over-Temperature Protection, Over-Voltage Protection, Short-Circuit Protection, Under-Voltage Protection
Dimensions
5.9 x 5.9 x 3.4" / 150 x 150 x 86 mm
Packaging Info
Package Weight
6.3 lb
Box Dimensions (LxWxH)
12.5 x 9 x 5"

MSI A850GL PCIE5 II Reviews

Effortlessly powers high

By Anonymous
Rated 5 out of 5
Date: 2025-07-12

The MSI MAG A850GL 850W PSU is solid - effortlessly powers high-end components, quiet, efficient, and easy to install with modular cables. Great value!

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