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Cooler Master MWE Gold 850 V3 ATX 3.1 vs Seasonic FOCUS GX-850 ATX 3 (2024)

Researched, not hands-on tested.How we review ›

all judged against power supplies at a similar price

The Cooler Master MWE Gold 850 V3 ATX 3.1 scores 7.5/10 overall, ahead of the Seasonic FOCUS GX-850 ATX 3 (2024) at 6.8/10.

The Cooler Master MWE Gold 850 V3 ATX 3.1 leads on quality and protections, cabling and connectors and noise.

The Seasonic FOCUS GX-850 ATX 3 (2024) leads on efficiency.

They score the same on warranty.

Cooler Master MWE Gold 850 V3 ATX 3.1

Cooler Master MWE Gold 850 V3 ATX 3.1

7.5/10verdict: buy

The MWE Gold 850 V3 ATX 3.1 suits builders who want a fully modular 850W power supply with a native 12V-2x6 cable for a gaming or workstation PC. It also fits anyone who values a long warranty and a platform maker with independent measurements behind it. It is less suited to buyers who want a silent PSU under heavy load or very flexible cables.

Typically about £69.99 in the UK when we researched itSearch Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Seasonic FOCUS GX-850 ATX 3 (2024)

6.8/10verdict: good, not the best

The Seasonic FOCUS GX-850 ATX 3 (2024) is for builders who want a fully modular 850 W unit with a native 12V-2x6 cable for a current graphics card. It suits buyers who value a 10-year warranty and strong efficiency figures on 230V mains. It is a weaker fit for anyone who puts tight voltage regulation or a consistently quiet fan first.

Typically about £144.95 in the UK when we researched itSearch Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Scores, criterion by criterion

CriterionWeightCooler Master MWE Gold 850 V3 ATX 3.1Seasonic FOCUS GX-850 ATX 3 (2024)
Quality and protections30%7/105/10
Efficiency20%7/108/10
Cabling and connectors20%8/107/10
Noise15%6/105/10
Warranty15%10/1010/10
Overall7.5/106.8/10

Specifications

SpecCooler Master MWE Gold 850 V3 ATX 3.1Seasonic FOCUS GX-850 ATX 3 (2024)
Rated output (W)850 W850 W
Efficiency rating (80 Plus or Cybenetics)80 PLUS Gold80 PLUS Gold
Form factor (ATX or SFX) and ATX 3.x / PCIe 5.x supportATX 3.1ATX
Modular cabling (fully, semi or non-modular)Fully modularFully modular
Graphics card connectors (12V-2x6 / 12VHPWR and PCIe 8-pin count)1x 12V-2x6, 4x PCIe 8-pin (6+2), 1x 24-pin ATX, 1x EPS 4+4, 1x EPS 8-pin, 6x SATA, 2x peripheral 4-pin1x 12V-2x6 (native); 1x PCIe 12+4 pin (600W) per Hardware Busters; 3x PCIe 6+2 pin; 8x SATA; 3x Molex
Fan size and zero-fan mode120 mm, HDB bearing, rated 2500 RPM, zero-RPM mode135 mm fluid dynamic bearing fan; semi-passive mode (selectable)
Warranty (years)10 years10 years

Strengths and weaknesses

Cooler Master MWE Gold 850 V3 ATX 3.1

  • + 10-year warranty
  • + Fully modular with native 12V-2x6 cable
  • + Quiet at low load thanks to zero-RPM mode
  • − Owners report fan noise at high load

Skip it if:

  • Buyers who need a near-silent PSU under sustained heavy load.
  • Builders in tight cases who want flexible, easy-to-route cables.
Read the full Cooler Master MWE Gold 850 V3 ATX 3.1 review ›

Seasonic FOCUS GX-850 ATX 3 (2024)

  • + 10-year warranty, praised by owners
  • + Cybenetics Platinum efficiency despite the Gold label
  • + Fully modular with native 12V-2x6 cable
  • − Loose 12V load regulation per Hardware Busters
  • − Fan curve complaints; spins up early for some owners
  • − Cables reported as bulky or short

Skip it if:

  • Buyers who put tight 12 V voltage regulation first
  • Builders who need a consistently silent fan at low load
  • Anyone with a compact case who needs long, flexible cables
Read the full Seasonic FOCUS GX-850 ATX 3 (2024) review ›

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