Head-to-head · Best 850w Power Supplies

EVGA SuperNOVA 850 G7 vs MSI MAG A850GL PCIE5

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

Verdict is reader-supported. As an Amazon Associate we earn from qualifying purchases. Some links on this page are affiliate links — if you click through and buy, we may earn a small commission at no extra cost to you. Our ratings are sourced from independent publications, not sponsors.

The short answer

EVGA SuperNOVA 850 G7 comes out ahead by a clear margin (4.5 vs 4.1). The gap is mostly about Gaming enthusiasts seeking high-efficiency and reliability — read the strengths below before deciding.

Higher ratedRanked #1 in Best 850w Power Supplies

EVGA SuperNOVA 850 G7

4.5

5 sources1 derived

Tom's Hardware reviewed the EVGA SuperNOVA 850 G7 as an 80 Plus Gold certified power supply delivering 92% efficiency or higher under typical loads. The unit features 100% Japanese capacitors, full modularity for improved airflow, and a fluid dynamic bearing fan with Eco mode for quiet operation and longevity. EVGA backs it with a 10-year limited warranty, positioning it as a reliable choice for gaming rigs, content creation workstations, or general builds requiring stable power delivery. This PSU is ideal for users seeking high-quality, efficient power with extended warranty coverage.

Strengths

— 80 Plus Gold certified with 92% efficiency or higher under typical loads
— 100% Japanese capacitors for top-notch reliability and performance
— Fully modular design for improved airflow and reduced cable clutter

Watch-outs

Check Price on Amazon Full review →

Ranked #5 in Best 850w Power Supplies

MSI MAG A850GL PCIE5

4.1

6 sources1 derived$109.99as of Sep 1

The MSI MAG A850GL PCIE5 is an 80 Plus Gold certified power supply designed for next-generation builds. It supports PCIe 5.0 and ATX 3.0 standards, featuring a white gaming aesthetic with MSI Dragon branding. The unit includes a comprehensive set of cables including 12VHPWR, PCIe, SATA, and legacy connections. Reviewers noted its solid build quality and compatibility with modern high-end components, though no significant drawbacks were identified in the sources.

Strengths

— 80 Plus Gold certified efficiency
— PCIe 5.0 ready with 12VHPWR support
— ATX 3.0 compliant

Watch-outs

$109.99 · Check Price on Amazon Full review →

Derived means the reviewer published no score, so one was inferred from their written verdict. Everything else is a number the publisher printed. How we rank.

How they stack up

EVGA SuperNOVA 850 G7

The EVGA SuperNOVA 850 G7 outperforms the Corsair RM850x with 100% Japanese capacitors and a more advanced Eco mode, while also offering better efficiency ratings. Unlike the Seasonic Focus GX-850, it avoids fan noise issues and provides a more reliable build quality, though it lacks the 10-year warranty of the Corsair RM850x.

MSI MAG A850GL PCIE5

The MSI MAG A850GL PCIE5 offers a white aesthetic and PCIe 5.0 support, but lacks the 10-year warranty of the Corsair RM850x and Seasonic Focus GX-850. It's less efficient than the EVGA SuperNOVA 850 G7 and doesn't match the be quiet! Dark Power Pro 12 850W in terms of noise control or Titanium certification, though it does provide a more affordable alternative.

Specs side-by-side

Spec	EVGA SuperNOVA 850 G7	MSI MAG A850GL PCIE5
Wattage	850W	850W
Efficiency	80 Plus Gold	80 Plus Gold
Modularity	Fully Modular	Yes (full modular)
Form Factor	ATX12V v2.52	ATX 3.0
Fan Type	Fluid Dynamic Bearing	Fluid Dynamic Bearing
Warranty	10 years	five years
Dimensions	150 x 85 x 130mm	140 x 150 x 86 mm
Connectors	2x EPS, 6x PCIe 6+2 pin, 9 SATA, 4x 4-pin Molex, 1x FDD adapter	2x EPS (2x cables), 4x PCIe 6+2 pin (2x cables), 1x PCIe 12+4 pin (450W)

← See the full ranking of best 850w power supplies