80 PLUS BRONZE CERTIFIED - With 80 PLUS Bronze certification (up to 85% efficiency), this PSU is i...80 PLUS BRONZE CERTIFIED - With 80 PLUS Bronze certification (up to 85% efficiency), this PSU is ideal for powering hardware with high energy demands, such as GPUs and CPUs. NATIVE 12V-2x6 CONNECTOR - Equipped with native 12V-2x6 PCIe connectors, it can deliver up to 450W of power to support PCIe 5.1 GPUs. DC-to-DC CIRCUIT DESIGN - The adopted DC-to-DC circuit design reduces the instability of the output voltage and adds stability to the power supply. 120 MM FAN - The 120 mm fan drives the airflow and keeps the components at a safe temperature. 12V SINGLE-RAIL DESIGN - A 12V single-rail design delivers stable output currents under heavy graphics card loading.
The MSI MAG A750BN PCIE5 II is a 750W power supply unit designed for users building or upgrading PCs with high energy demands, particularly those utilizing modern GPUs. Its key benefit is providing stable, efficient power with support for the latest PCIe 5.1 graphics cards. A potential consideration is its 80 PLUS Bronze certification, which is good but not the highest efficiency tier available.
All features
Model Part Number
306-7ZPSX11-CE0
Brand
MSI
Extended Product Information
FAQs
What is 80 PLUS Bronze certification?
80 PLUS Bronze certification indicates that the power supply unit is at least 85% efficient at 50% load, meaning less energy is wasted as heat and more power is delivered to your components.
Can this PSU power a PCIe 5.0 GPU?
Yes, the MSI MAG A750BN PCIE5 II features a native 12V-2x6 connector designed to deliver up to 450W, making it compatible with PCIe 5.1 GPUs.
Is this power supply modular?
No, the MSI MAG A750BN PCIE5 II is a non-modular power supply, meaning all cables are permanently attached. Cable management may require more attention.
What is the warranty period for this PSU?
Please refer to the official MSI product page or your purchase documentation for the most current warranty information, as it can vary by region and time of purchase.
How does the DC-to-DC circuit design benefit my system?
The DC-to-DC circuit design converts lower voltage rails to meet the specific needs of components, leading to more stable output voltages and improved overall system stability.
What is the difference between 12V-2x6 and the older 8-pin PCIe connector?
The 12V-2x6 connector is designed to deliver higher power (up to 450W) required by newer, high-performance GPUs (like those supporting PCIe 5.0) compared to the older 8-pin PCIe connector.
Troubleshooting
Power supply unit does not turn on.
Ensure the power cord is securely connected to both the PSU and the wall outlet. Verify that the PSU switch is in the 'ON' position. Check if the 24-pin ATX connector is fully seated on the motherboard.
System becomes unstable or shuts down under load.
Confirm that all power cables are securely connected to components. Ensure the total power draw of your components does not exceed the PSU's 750W capacity. Check for adequate cooling of the PSU and other components.
Noisy fan operation.
Check for obstructions around the fan. Dust accumulation can also cause noise; clean the fan and heatsinks with compressed air. If the noise persists, the fan may need replacement.
Missing or incorrect power connectors.
Review the product specifications to confirm included connectors. If specific connectors are missing for your hardware, consider using adapters (use with caution and ensure compatibility) or a PSU with a different connector configuration.
Pros and Cons
Pros
Supports PCIe 5.1 GPUs with native 12V-2x6 connectors.
Efficient operation with 80 PLUS Bronze certification.
Stable power delivery due to DC-to-DC circuit design and 12V single-rail.
Effective cooling provided by a 120mm fan.
Ample 750W capacity for most gaming and professional builds.
Cons
80 PLUS Bronze is less efficient than Gold or Platinum ratings.
Non-modular design may lead to cable management challenges in smaller cases.
Specific connector count for peripherals might be limited for extensive builds.
Setup, Compatibility & Care
Setup:
Ensure the system is powered off and unplugged from the wall.
Open your PC case and locate the PSU mounting area.
Securely mount the MSI MAG A750BN PCIE5 II using the provided screws.
Connect the necessary ATX 24-pin, CPU 4+4 pin, PCIe 6+2 pin (or 12V-2x6), and SATA/Molex connectors to your motherboard, GPU, and storage devices.
Route cables for optimal airflow and manage them using zip ties or Velcro straps.
Close the case and connect the power cord.
Compatibility:
Compatible with standard ATX motherboards and PC cases.
Supports PCIe 5.1 GPUs due to the native 12V-2x6 connector.
Verify that all your components' power requirements are within the 750W total output.
Care:
Periodically clean dust from the 120mm fan and intake vents using compressed air. Ensure the system is powered off and unplugged before cleaning.
Avoid placing the PC in excessively dusty or humid environments.
Do not obstruct the PSU's air intake or exhaust vents.