MSI MAG A750BN PCIE5
MSI MAG A750BN PCIE5
The MSI MAG A750BN PCIE5 computer power supply offers a rated output of 750W, making it ideal for standard gaming and workstation builds. Its design conforms to the ATX 3.0 specification, enabling it to handle the short-term power spikes generated by high-performance components. It includes a native 16-pin PCIe 5.0 connector, allowing direct connection to compatible graphics cards like the NVIDIA GeForce RTX 4070 without needing any adaptors. The use of a DC-to-DC converter, along with 80 PLUS Bronze certification, contributes to efficient system power delivery and reduced energy loss.
750W
Power
ATX
Form factor
80 PLUS Bronze
Certification
No
Modularity
Key technologies of the MSI MAG A750BN computer power supply with PCIE5
- Total power supply output of 750W
- ATX 3.0 form factor handles high power spikes
- Up to 85% efficiency according to 80 PLUS Bronze certification
- Native 16-pin 12VHPWR connector for PCIe 5.0 graphics cards
- DC-to-DC design maintains stable voltage for all components
- Cooling provided by a speed-controlled fan
- Suite of OVP, OCP, OPP, SCP, and OTP protections for connected hardware
Choosing a power supply
When choosing a suitable PC power supply, the key parameter besides the form factor is its power output. This indicates the maximum number of watts the power supply can continuously deliver to the computer's components. It is advisable to use a web-based calculator to work out the optimal power based on your chosen components.
PCIe 5.0 readiness and protection
The ATX 3.0 standard, combined with a native 16-pin 12VHPWR connector, allows direct connection to compatible graphics cards without using adaptors. This reduces the number of transition points in the power delivery chain. The power supply is designed to handle the short-term power spikes that occur when running powerful graphics accelerators. The safety of the connected hardware is ensured by a set of protection circuits against common electrical faults. The power supply is equipped with over-voltage (OVP), over-current (OCP), over-power (OPP), short-circuit (SCP), and over-temperature (OTP) protection. These integrated safety features serve to limit the risk of damage during non-standard operating conditions.
Stability and efficiency
The design with a DC-to-DC converter ensures voltage regulation for the individual power rails. The 80 PLUS Bronze certification declares an efficiency of up to 85% under typical load. Higher efficiency limits energy loss in the form of heat. The power supply is equipped with Active PFC (Power Factor Correction). Heat dissipation from the internal components is handled by a 120mm speed-controlled fan. At low loads, it runs at low speeds. As the load increases, the fan speed automatically adjusts according to the temperature to maintain an appropriate operating temperature for the device.
Connectors
- 1× ATX 24-pin
- 2× CPU 8-pin (4+4)
- 1× 12VHPWR 16-pin
- 2× PCI-E 8-pin (6+2)
- 5× SATA 15-pin
- 2× Molex 4-pin
- 1× Floppy 4-pin
Package contents
- Computer power supply
- 1× Power cable
- 1× ATX
- 2× EPS
- 1× PCIe (6+2-pin)
- 1× PCle (16-pin to 16-pin)
- 1× SATA/MOLEX
- 1× SATA/MOLEX/FDD
80 Plus certification in the European market
The 80 Plus certification was created to objectively evaluate the efficiency of computer power supplies, giving users a simple and clear way to compare different models. On the European market (where the voltage is 230V), there are six 80 Plus certification levels, each with specific requirements for power supply units. Higher energy efficiency primarily means lower energy consumption.
| PC PSU load | Efficiency at 20% load | Efficiency at 50% load | Efficiency at 100% load |
|---|---|---|---|
| 80 PLUS | 82% | 85% | 82% |
| 80 PLUS Bronze | 85% | 88% | 85% |
| 80 PLUS Silver | 87% | 90% | 87% |
| 80 PLUS Gold | 90% | 92% | 89% |
| 80 PLUS Platinum | 92% | 94% | 90% |
| 80 PLUS Titanium | 94% | 96% | 94% |
Specifications
Performance and format
Equipment
Efficiency
Connectors
Cooling system
Micro-Star International Co Ltd. C/O MSI Computer Europe BV, Science Park Eindhoven 5706, 5692 ER, Son, Netherlands, [email protected]
The Taiwanese company MSI (Micro-Star International) has earned a solid place in the world of IT, mainly producing motherboards for desktop computers. However, it also produces high quality graphics cards, barebone computers, notebook computers, networking products, servers, and many other computer components. MSI products support the latest technologies and provide the performance necessary for all applications. Recently, the company has begun making a name for itself in the growing segment of gaming notebooks.
Specifications can be changed without notice. Images are for illustrative purposes only.
