MSI MAG A750GL PCIE5 Power Supply Unit vs NZXT C850 Gold Core - 850W ATX 3.1 Power Supply - 80 PLUS Gold - Cybenetics Plat
Updated August 2026 — The MSI MAG A750GL offers a more budget-friendly option with solid features, while the NZXT C850 excels in silent operation and efficiency.
The MSI MAG A750GL offers a more budget-friendly option with solid features, while the NZXT C850 excels in silent operation and efficiency.
Why MSI MAG A750GL PCIE5 Power Supply Unit is better
lower price
MSI MAG A750GL is £15 cheaper
compact size
MSI is 140mm in length
longer warranty
MSI offers a 7-year warranty
Why NZXT C850 Gold Core - 850W ATX 3.1 Power Supply - 80 PLUS Gold - Cybenetics Plat is better
better efficiency
NZXT C850 has Cybenetics Platinum efficiency
quieter operation
NZXT operates at <15 dBA
larger fan
NZXT has a 135mm fan with Zero RPM mode
Overall score
Specifications
| Spec | MSI MAG A750GL PCIE5 Power Supply Unit | NZXT C850 Gold Core - 850W ATX 3.1 Power Supply - 80 PLUS Gold - Cybenetics Plat |
|---|---|---|
| Efficiency | 80 PLUS Gold | 80 PLUS Gold & Cybenetics Platinum |
| Modularity | Fully Modular | Fully Modular |
| GPU Support | PCI-E 5.0 | PCI-E 5.1 |
| Cooling | 120mm Fan | 135mm Fan |
| Warranty | 7 Years | 5 Years |
Dimension comparison
Price Comparison
The MSI MAG A750GL PCIE5 Power Supply Unit is priced at £74.99, while the NZXT C850 Gold Core is available for £89.99. This makes the MSI option £15 cheaper, appealing to budget-conscious consumers looking for high-quality power supplies. Although the NZXT is more expensive, its premium pricing may reflect additional features and certifications that could justify the investment for certain users.
Efficiency and Certification
Both power supplies boast an 80 PLUS Gold certification, ensuring high efficiency and reduced energy consumption. The MSI MAG A750GL is designed to achieve up to 90% efficiency, making it ideal for power-hungry components like high-end GPUs and CPUs. The NZXT C850, on the other hand, not only meets the 80 PLUS Gold standard but also features Cybenetics Platinum efficiency, suggesting it delivers even better performance under demanding loads. This distinction could make the NZXT a more appealing choice for users prioritising energy efficiency.
Modularity and Cable Management
The MSI MAG A750GL features a fully modular design, allowing users to connect only the cables they need. This design promotes better airflow and reduces clutter in the case. The NZXT C850 also features an ATX 3.1 fully modular setup, which supports next-generation GPUs with a dual-colour 12V-2x6 connector. Both power supplies excel in cable management, but the MSI’s flat black cables may offer a more aesthetically pleasing setup for those who value visual appeal.
Cooling and Noise Levels
Cooling is critical for maintaining system stability, and both power supplies have been designed with efficient cooling solutions. The MSI MAG A750GL uses a 120mm fluid dynamic bearing fan, while the NZXT C850 employs a slightly larger 135mm fan, which features a Zero RPM mode for silent operation during light workloads. The NZXT's Cybenetics certification for near-silent performance (less than 15 dBA) could be a significant factor for users sensitive to noise, giving it an edge in quiet operation.
GPU Compatibility
When it comes to GPU support, both power supplies are built to handle the latest graphics technology. The MSI MAG A750GL supports PCI-E 5.0 GPUs and can provide up to 450W of power to these components, making it a solid choice for high-performance builds. The NZXT C850 is also compatible with modern GPUs, featuring a dual-colour 12V-2x6 connector for safe and stable power delivery, which is particularly beneficial for the latest NVIDIA graphics cards. This compatibility makes both options suitable for gamers and professionals alike.
Durability and Build Quality
Durability is vital in power supplies, and both the MSI and NZXT models are built with robust designs. The MSI MAG A750GL includes a full-bridge LLC with a DC-to-DC converter and active PFC for multiple protection features, coupled with a 7-year limited warranty. The NZXT C850 also showcases a solid construction, ensuring stable performance. However, the MSI's longer warranty period may offer added peace of mind for users concerned about longevity.
Aesthetics and Design
In terms of design, the MSI MAG A750GL has a compact ATX frame of just 140mm in length, allowing for improved airflow and cable management. The flat black cables contribute to a clean build aesthetic. The NZXT C850, while slightly larger, features a sleek design that many users may find appealing. For those who prioritise aesthetics alongside performance, both power supplies offer attractive options, but personal preference will ultimately dictate the best choice.
Which should you buy?
Deciding between the MSI MAG A750GL and the NZXT C850 Gold Core ultimately depends on your specific needs and priorities. If you are looking for a more budget-friendly option that still offers great efficiency and a fully modular design, the MSI MAG A750GL at £74.99 is a compelling choice. However, if silent operation and slightly superior efficiency are your main concerns, the NZXT C850, priced at £89.99, may be worth the additional investment. Both power supplies are excellent in their own right, so consider your requirements carefully before making a decision.
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