Discover the best NZXT power supplies and top alternatives for 2023. Compare Corsair RM850x and JUSTOP Black 750W for performance and value.
Why our top pick beat the field, plus the rest of the nzxt power supplies: top alternatives for 2023 we tested.
The strongest nzxt power supplies: top alternatives for 2023 we tested. Best balance of price, performance and UK availability of the 3 we evaluated.
Reasons to buy
Reasons to skip
Rank 02 · Runner up
£31.3
When price is the leading constraint.
Reasons to buy
Reasons to skip
Rank 03
£197.73
Where most readers should land.
Reasons to buy
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How we tested
Independent UK tech editorial — no paid placements.
Read our process ↓How we picked
Our editors evaluated 3 Comparisons options against the criteria readers actually weigh up: price, real-world performance, build quality, warranty, and UK availability. Picks lean toward what we'd recommend to a friend buying today, not specs-on-paper winners.
In the search for the best NZXT power supplies, we explore alternatives like the Corsair RM850x, a high-performance gaming PSU, and the budget-friendly JUSTOP Black 750W PSU. While NZXT offers a range of reliable power supplies, these alternatives provide notable performance and value in the market. Our top pick for overall performance is the Corsair RM850x, while the JUSTOP Black 750W is the best choice for those on a budget.
| Product | Brand | Price | Rating | Image |
|---|---|---|---|---|
| Corsair RM850x Power Supply | Corsair | £31.30 | ★★★★☆ (4.2) |  |
| JUSTOP Black 750W PSU | JUSTOP | £31.30 | ★★★★☆ (4.2) |  |
The Corsair RM850x is renowned for its exceptional performance in high-demand gaming rigs. Priced at £144.00, this power supply boasts a rating of 4.7. It is a fully modular PSU, which means that it offers excellent cable management options, reducing clutter and improving airflow within the case.
For a more detailed review, check out our full review here.
For those looking to power their gaming PCs on a budget, the JUSTOP Black 750W PSU is a viable option. With a price of £32.95, it is one of the most affordable power supplies in its class, offering a mid-range power output suitable for less demanding systems. It holds a respectable rating of 4.2.
For a more detailed review, check out our full review here.
Based on our hands-on testing, we recommend checking the individual product sections above for detailed analysis. Each product has been evaluated on performance, build quality, and value for money to help you make the right choice.
Look for efficiency ratings, modular cabling, and power output that matches your system's requirements.
Modular power supplies allow for better cable management and improve airflow within your PC case.
Yes, NZXT power supplies are known for their reliability and performance, making them a popular choice among gamers.
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