MSI MAG SERIES POWER SUPPLY
MSI MAG A750GN PCIE5 750W 80 PLUS Gold Power Supply
Modern ATX 3.1 power delivery, 80 PLUS Gold efficiency and a native PCIe 5.1 GPU connector in a compact 750W power supply designed for compatible gaming and performance PCs.
MSI MAG A750GN PCIE5 at a Glance
Introduction
The MSI MAG A750GN PCIE5 750W 80 PLUS Gold Power Supply is designed for desktop users building gaming PCs and performance-oriented systems that need modern power-supply compatibility without moving to a higher wattage category.
With ATX 3.1 readiness and a native PCIe 5.1 16-pin GPU power connector rated for 450W, the A750GN PCIE5 supports compatible graphics cards that use this connection. It also provides two conventional PCIe 6+2-pin connectors for supported graphics-card configurations.
Its 80 PLUS Gold certification indicates power-conversion efficiency of up to 90% under specified conditions. Active PFC, a single +12V rail and a full-bridge topology with DC-to-DC conversion support efficient power delivery for compatible systems.
The PSU uses a non-modular design with black flat cables, a 120mm sleeve-bearing fan and a compact 140mm-long chassis for installation in compatible ATX cases.
Key Features
750W Continuous Power
Delivers a rated 750W of continuous power, with a single +12V rail rated at 62.5A for compatible CPU and graphics-card power requirements.
80 PLUS Gold Efficiency
Gold certification and Active PFC support efficient power conversion, with MSI advertising efficiency of up to 90% under specified operating conditions.
Native PCIe 5.1 GPU Connection
Includes a native 16-pin PCIe 5.1 GPU connector rated for 450W, providing a direct connection for compatible graphics cards.
ATX 3.1 Ready
Designed for ATX 3.1 power requirements and specified to handle power excursions up to 1500W for 100 microseconds.
120mm Cooling Fan
The sleeve-bearing fan uses a noise-conscious fan curve. MSI states that noise remains below 20dBA at 70% load on the product overview.
Comprehensive Protection
Includes over-current, over-voltage, over-power, over-temperature and short-circuit protection to help safeguard compatible components.
Power Delivery and Cooling Technology
The MAG A750GN PCIE5 uses a full-bridge topology with a DC-to-DC module design. Its single +12V rail is rated at 62.5A, supporting the main power requirements of compatible processors and graphics cards within the PSU's overall 750W output limit.
ATX 3.1 readiness and power-excursion support help the unit accommodate brief transient demands from compatible modern components. MSI specifies power excursions up to 1500W for 100 microseconds; this is a transient rating, not a continuous operating wattage.
The native PCIe 5.1 16-pin GPU connection is rated for 450W. Confirm the exact graphics-card connector requirements and follow the card manufacturer's installation instructions before use.
The 120mm sleeve-bearing fan uses a tuned fan curve, while the 105°C-rated main capacitor is designed to tolerate elevated operating temperatures.
Technical Specifications
Specifications are based on MSI's official MAG A750GN PCIE5 documentation. Connector counts refer to the listed connectors; cable arrangement and regional warranty terms should be confirmed with the seller.
Ideal Use Cases
Mainstream Gaming PCs
Suitable for compatible gaming systems whose processor, graphics card and total power demand fit within a 750W PSU's capabilities.
PCIe 5.1 GPU Builds
Supports compatible graphics cards using a native 16-pin PCIe 5.1 connection rated for up to 450W.
Productivity Desktops
A potential fit for compatible systems used for programming, office productivity, photo editing and other desktop workloads.
Efficient PC Builds
80 PLUS Gold certification helps reduce conversion losses compared with less efficient designs under comparable operating conditions.
Before You Build
- Check the graphics-card manufacturer's recommended PSU wattage and connector requirements before purchase.
- The native PCIe 5.1 16-pin connector is rated for 450W. Do not treat that connector rating as a guarantee that every 450W-class GPU is compatible with the complete PSU.
- The MAG A750GN PCIE5 is non-modular, so its cables are permanently attached. Plan cable management accordingly.
- Confirm that your case supports the 140 × 150 × 86mm PSU dimensions and provides sufficient room for cables and airflow.
- MSI's official India listing specifies this model's features and connectors; confirm the local warranty duration and terms with the seller before purchase.
Frequently Asked Questions
1. Is the MSI MAG A750GN PCIE5 a 750W power supply?
Yes. It is rated for 750W of continuous output, with a +12V rail rated at 62.5A.
2. Does this PSU support ATX 3.1?
Yes. MSI identifies the MAG A750GN PCIE5 as ATX 3.1 ready and PCIe 5.1 compatible.
3. What efficiency rating does the MSI MAG A750GN have?
It has 80 PLUS Gold certification, with MSI advertising efficiency of up to 90% under specified conditions.
4. Does it include a native 16-pin GPU power connector?
Yes. The unit includes a native PCIe 5.1 16-pin GPU connector rated for 450W, along with two conventional PCIe 6+2-pin connectors.
5. Is the MSI MAG A750GN modular?
No. The official MSI India specification identifies it as non-modular, so its power cables remain attached to the PSU.
6. What cooling fan does this power supply use?
It uses a 120mm sleeve-bearing fan. MSI describes a fan curve designed to balance cooling performance with low noise.
7. What are the dimensions of the MAG A750GN PCIE5?
Its dimensions are 140 × 150 × 86mm. Check your PC case's PSU clearance and cable-routing space before installation.
8. What protection mechanisms are included?
MSI lists over-current protection (OCP), over-voltage protection (OVP), over-power protection (OPP), over-temperature protection (OTP) and short-circuit protection (SCP).
Build Your Next Gaming PC
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