Best Cooler Master PC Power Supplies: 8 Models Compared

Quick picks

Our 8 picks

1 Best overall

Cooler Master V750 SFX Gold PCIe 5.1 PSU

Best for: compact mini-ITX builds with modern graphics cards

Efficiency Rating

Gold

ATX Version

ATX 3.1

PCIe Connector Type

12VHPWR

Form Factor

SFX

PCIe Version

PCIe 5.1

Dimensions

3.94 × 4.92 × 2.5 inches

View on Amazon: Cooler Master V750 SFX Gold PCIe 5.1 PSU

The Cooler Master V750 SFX Gold is a compact 750-watt power supply built for mini-ITX systems. It features native PCIe 5.1 support delivering up to 450 watts via a 90-degree 12VHPWR connector. Measuring 4.92 by 3.94 by 2.5 inches, it fits tight cases while using full-bridge LLC architecture. You get customized short cables designed specifically to minimize clutter in small-form-factor builds.

Pros

• SFX form factor measuring 4.92 by 3.94 by 2.5 inches
• Right-angle 90-degree 12VHPWR PCIe 5.1 connector
• Provides up to 450W GPU power delivery on ATX 3.1 cables
• Integrated full-bridge LLC and rectifier cooling design

Cons

• Short cable lengths require extensions for standard ATX cases
• PCIe 5.1 output capped at 450W rather than 600W

Good fit if

• You build in a compact mini-ITX case requiring SFX dimensions.
• You need a right-angle 12VHPWR cable to save clearance near your graphics card.
• You run a modern PCIe 5.1 graphics card drawing up to 450W.

Skip if

• You build in a standard or large ATX chassis that requires long cables.
• You require a 600W-rated PCIe 5.1 connection for extreme graphics cards.

Verdict: Cooler Master V750 SFX Gold PCIe 5.1 Power Supply delivers 750 watts in a true SFX chassis tailored for small-form-factor builds. Its 90-degree 450W PCIe 5.1 cable ensures seamless clearance in compact enclosures.

2 Best budget

Cooler Master MWE Gold 750 V2 ATX Power Supply

Best for: standard ATX builds on a budget

Modularity

Fully Modular

Fan Size

120mm

Form Factor

ATX

Dimensions

5.51 × 5.91 × 3.39 inches

Weight

5.91 pounds

View on Amazon: Cooler Master MWE Gold 750 V2 ATX Power Supply

The Cooler Master MWE Gold 750 V2 ATX Power Supply provides 750 watts of power in a standard ATX chassis. It features a fully modular design with flat black cables to simplify routing in your build. Cooling relies on a 120mm hydro dynamic bearing fan rated for low friction operation up to an operating temperature limit of 50 degrees Celsius. You receive EPS connectors for standard motherboard compatibility.

Pros

• Fully modular flat black cables
• 120mm hydro dynamic bearing fan
• Operates up to 50 degrees Celsius
• Includes EPS connectors for motherboard compatibility

Cons

• No PCIe 5.1 hardware support listed
• Standard ATX dimensions unsuitable for small-form-factor SFX cases

Good fit if

• You need a fully modular ATX power supply to reduce case clutter.
• You want a cooling setup utilizing a 120mm hydro dynamic bearing fan rated up to 50 degrees Celsius.

Skip if

• You need native PCIe 5.1 power delivery cables.
• You are assembling an ultra-compact build that requires an SFX form factor.

Verdict: Cooler Master MWE Gold 750 V2 ATX Power Supply delivers fully modular cabling and a 120mm hydro dynamic fan for standard ATX configurations. It covers essential power delivery without PCIe 5.1 connectivity.

3 Also great

Cooler Master MWE Gold 850 V3 Power Supply

Best for: ATX 3.1 builds with PCIe 5.1 GPUs

Efficiency Rating

80+ Gold

ATX Version

ATX 3.1

PCIe Connector Type

12V-2x6

PCIe Version

PCIe 5.1

Dimensions

7.09 × 5.91 × 3.39 inches

View on Amazon: Cooler Master MWE Gold 850 V3 Power Supply

This unit is an 850W ATX power supply built for modern graphics hardware. It features ATX 3.1 support and provides up to 600W of GPU power through a dedicated 90-degree 12V-2x6 PCIe 5.1 connector. You also get 80 Plus Gold efficiency rated at 90 percent, alongside a hexagonal fan intake. It suits your build if you run high-draw PCIe 5.1 graphics cards in a standard ATX enclosure.

Pros

• Native 90-degree 12V-2x6 PCIe 5.1 connector
• Delivers up to 600W to GPUs via ATX 3.1 support
• 80 Plus Gold certified with 90% efficiency
• Hexagonal fan cover with 80% airflow intake

Cons

• 7.09-inch length requires more chassis depth than standard ATX units
• Rated for 80 Plus Gold efficiency rather than Platinum

Good fit if

• You need up to 600W delivered through a 90-degree PCIe 5.1 cable.
• You want ATX 3.1 compliance with 80 Plus Gold 90% efficiency.
• You have an ATX case with room for a 7.09-inch power supply.

Skip if

• You need a compact SFX power supply for a small form factor build.
• You require 80 Plus Platinum efficiency for your system.

Verdict: Cooler Master MWE Gold 850 V3 Power Supply delivers reliable ATX 3.1 performance with its angled 600W PCIe 5.1 cable and 90% efficiency. It is a practical choice when you run high-power hardware in a standard ATX enclosure.

4 Best premium

Cooler Master X Silent MAX 1300W Platinum PSU

Best for: dual-GPU workstations and high-draw PC builds

Efficiency Rating

80+ Platinum

ATX Version

ATX 3.1

PCIe Connector Type

12V-2x6

PCIe Version

PCIe 5.1

Dimensions

7.08 × 5.9 × 3.38 inches

Weight

9.92 pounds

View on Amazon: Cooler Master X Silent MAX 1300W Platinum PSU

The Cooler Master X Silent MAX 1300 Platinum is a high-wattage power supply designed for demanding hardware configurations. You get an 80 Plus Platinum efficiency rating reaching up to 92 percent, ATX 3.1 compliance with up to 600W GPU power delivery, and dual 12V-2x6 connectors for multi-GPU setups. Cooling relies on an aluminum thermal structure and a Mobius fan with Zero-RPM mode. It suits you if you run heavy AI tasks or dual graphics cards.

Pros

• 80 Plus Platinum certification provides up to 92% efficiency
• Dual 12V-2x6 connectors support multi-GPU setups
• ATX 3.1 compliant with up to 600W dedicated GPU power delivery
• Mobius fan offers Zero-RPM mode and quiet 25 dBA operation

Cons

• Long 7.08-inch housing requires a case with substantial PSU clearance
• Heavy build at 9.92 pounds

Good fit if

• You run dual graphics cards for AI workloads or high-performance computing.
• You prioritize 80 Plus Platinum efficiency with low-noise fan profiles.
• You have a PC case that fits a 7.08-inch long power supply.

Skip if

• You are building inside a compact or small-form-factor chassis.
• You use a modest hardware setup that does not require 1300W or dual 12V-2x6 cables.

Verdict: Cooler Master X Silent MAX 1300W Platinum PSU provides robust power delivery and dual 12V-2x6 cabling for demanding multi-GPU systems. Its 80 Plus Platinum efficiency and quiet Mobius cooling make it well-suited for intensive workstation tasks.

5 Also great

Cooler Master Elite Platinum 1000W Power Supply

Best for: compact high-power ATX 3.1 PC builds

Wattage

1000W

Efficiency Rating

80 PLUS Platinum

ATX Version

ATX 3.1

PCIe Connector Type

12V-2x6

Warranty

12-year

PCIe Version

PCIe 5.1

View on Amazon: Cooler Master Elite Platinum 1000W Power Supply

The Cooler Master Elite Platinum 1000W Power Supply delivers high-wattage power in a compact 140mm ATX housing. You get an 80 PLUS Platinum efficiency rating of up to 92 percent, ATX 3.1 compliance, and a dedicated 12V-2x6 cable with a dual-color connector. Japanese capacitors and conformal coating back its 12-year warranty. It suits you if you run demanding graphics cards and need reliable power delivery inside a standard ATX PC chassis.

Pros

• 80 PLUS Platinum certified with up to 92% efficiency
• ATX 3.1 and PCIe 5.1 ready with 200% power excursion support
• Includes native 12V-2x6 cable with dual-color connector
• Compact 140mm length fits standard ATX cases
• Japanese capacitors, conformal coating, and 12-year warranty

Cons

• Standard ATX form factor does not fit SFX-only enclosures
• Offered only in black

Good fit if

• You need a 1000W ATX 3.1 unit for high-draw PCIe 5.1 hardware.
• You want 80 PLUS Platinum efficiency and a 12-year warranty.
• You have an ATX case requiring a shorter 140mm depth.

Skip if

• You are building a compact small form factor system requiring an SFX power supply.
• You require a white power supply to match your case aesthetic.

Verdict: Cooler Master Elite Platinum 1000W Power Supply delivers ATX 3.1 compliance, 80 PLUS Platinum efficiency, and native PCIe 5.1 connectivity in a compact 140mm housing. Its Japanese capacitors and 12-year warranty make it a dependable foundation for demanding builds.

6 Also great

Cooler Master V850 Gold V2 White Power Supply

Best for: white-themed builds needing quiet 850W modular power

Wattage

850W

Efficiency Rating

80+ Gold

Modularity

Full Modular

Fan Size

135mm

Warranty

10 Year

Dimensions

6.3 × 5.91 × 3.39 inches

View on Amazon: Cooler Master V850 Gold V2 White Power Supply

This 850W fully modular power supply delivers 80 Plus Gold efficiency in a white finish. It features half-bridge LLC and DC-DC topology for stable voltage outputs, alongside a 135mm FDB fan operating semi-fanlessly up to 40% load. With a 10-year warranty and an external hybrid switch, it suits you if you want quiet, dependable power for a themed desktop build.

Pros

• 80 Plus Gold efficiency rating
• Fully modular cabling for clean cable routing
• Semi-fanless operation up to 40% load with a 135mm FDB fan
• Hardware hybrid switch to toggle fan modes
• 10-year warranty coverage

Cons

• Does not list PCIe 5.1 or ATX 3.0 support
• 6.3-inch length requires more case clearance than compact units

Good fit if

• You are assembling a white-themed PC build.
• You want silent fan-stop operation at low to moderate loads.
• You need 850W of power with fully modular cables and a 10-year warranty.

Skip if

• You require native PCIe 5.1 or ATX 3.0 power connectors.
• You have a compact case with tight space for a 6.3-inch power supply.

Verdict: Cooler Master V850 Gold V2 White Power Supply delivers quiet 80 Plus Gold performance and clean modular cabling for white-themed systems. It offers reliable power and long warranty coverage if you do not require ATX 3.0 or PCIe 5.1 connections.

7 Best atx 3.0

Cooler Master V850 Gold ATX 3.0 Power Supply

Best for: compact ATX 3.0 builds with modern GPUs

Wattage

850W

Efficiency Rating

80+ Gold

Modularity

Full Modular

ATX Version

ATX 3.0

PCIe Connector Type

12VHPWR

Warranty

10 Year

View on Amazon: Cooler Master V850 Gold ATX 3.0 Power Supply

The Cooler Master V850 Gold ATX 3.0 is an 850W, fully modular power supply built for modern graphics setups. It complies with ATX 3.0 standards and features a dedicated 90-degree 12VHPWR PCIe 5.0 connector delivering up to 600W to your GPU. With 80 Plus Gold efficiency and 100% Japanese capacitors, it provides steady power. It suits you if you build compact systems needing clean cabling.

Pros

• Dedicated 90-degree 12VHPWR PCIe 5.0 connector supplies up to 600W to GPUs
• 80 Plus Gold rating delivering up to 90% power efficiency
• Uses 100% Japanese capacitors to suppress ripple noise
• Backed by a 10-year manufacturer warranty

Cons

• Included short cables may require extensions in larger PC cases
• Uses PCIe 5.0 rather than newer PCIe 5.1 connector standards

Good fit if

• You need an ATX 3.0 power supply to run high-draw PCIe 5.0 graphics cards.
• You build in compact enclosures where right-angle connectors and short cables reduce clutter.
• You prefer full modularity backed by a 10-year warranty.

Skip if

• You assemble components in a large chassis and want full-length stock cables.
• You specifically require a PCIe 5.1 certified unit.

Verdict: Cooler Master V850 Gold ATX 3.0 Power Supply provides 850W of Gold-rated power and a right-angle 600W 12VHPWR cable for space-conscious builds. Its Japanese capacitors and 10-year warranty ensure durable everyday operation.

8 Also great

Cooler Master V850 SFX 850W Power Supply

Best for: multi-system Mini-ITX high-wattage builds

Wattage

850 Watt

ATX Version

ATX 3.1

PCIe Connector Type

12VHPWR

Form Factor

SFX

PCIe Version

PCIe 5.1

Dimensions

3.94 × 4.92 × 2.5 inches

View on Amazon: Cooler Master V850 SFX 850W Power Supply

This compact unit gives you 850 watts of power in a standard SFX form factor measuring 3.94 by 4.92 by 2.5 inches. It features ATX 3.1 support and a 90-degree PCIe 5.1 12VHPWR connector capable of feeding up to 600 watts to your graphics card. It suits you if you build high-performance Mini-ITX systems and need bulk hardware, as it ships in a five-pack.

Pros

• Compact SFX dimensions of 3.94 by 4.92 by 2.5 inches
• ATX 3.1 cables deliver up to 600W to GPUs
• Right-angle 90° 12VHPWR PCIe 5.1 connector
• Full-bridge LLC topology with amorphous metal EMI suppression

Cons

• Ships strictly as a pack of five units
• Short cable lengths require extensions for standard ATX cases

Good fit if

• You assemble multiple small-form-factor or Mini-ITX builds.
• You need ATX 3.1 and PCIe 5.1 cabling to supply up to 600W to modern graphics cards.

Skip if

• You only need a single power supply unit.
• You use a large ATX chassis where short SFX cables will not reach.

Verdict: Cooler Master V850 SFX Gold 850W PSU provides high-density wattage and dedicated 600W PCIe 5.1 delivery for tight Mini-ITX enclosures. It serves system builders outfitting multiple compact rigs through its multi-unit pack.

Specifications side by side

Cooler Master Lineup at a Glance

Form factor and modern graphics connectivity divide this lineup. If you build inside small-form-factor cases, choose compact SFX units like the Cooler Master V750 SFX Gold PCIe 5.1 PSU for dedicated PCIe 5.1 cabling. For standard desktop enclosures, ATX 3.1 models like the Cooler Master MWE Gold 850 V3 provide angled 600W PCIe 5.1 connections for modern graphics cards.

Efficiency ratings and output capacity distinguish the remaining ATX models. If your setup does not require PCIe 5.1 power delivery, fully modular choices like the Cooler Master MWE Gold 750 V2 handle standard builds effectively. If you assemble multi-GPU workstations with heavy power draws, select 80 Plus Platinum units like the Cooler Master X Silent MAX 1300W Platinum PSU.

Where Cooler Master Range Fits

You find Cooler Master power supplies suited for mid-tier to high-power systems. The physical range spans compact SFX units measuring 3.94 inches long up to large ATX chassis reaching 7.09 inches. Output capacities run from 750W up to 1300W, offering 80 Plus Gold or Platinum efficiency. Aesthetic choices include standard black finishes and one white edition.

None of these models feature RGB lighting. You will not find sub-750W capacities for low-draw systems, nor wattages beyond 1300W. The selection also lacks SFX-L form factors and Titanium efficiency tiers.

How to Choose Cooler Master Power Supplies

1. Check Chassis Form Factor

   Examine your case specifications before selecting an ATX or SFX power supply. Standard ATX chassis support full-sized models, but depth ranges from 5.51 inches up to 7.09 inches. Compact Mini-ITX cases require true SFX units with lengths under four inches. The Cooler Master V750 SFX Gold PCIe 5.1 PSU measures 3.94 inches long, making it suitable for tight builds. Measure the clearance between the power supply mounting bracket and internal drive bays to ensure adequate room for modular cable routing and hardware clearance.

2. Verify Modern PCIe Support

   Check the graphics card connectors your hardware configuration demands. Modern graphics cards often require dedicated PCIe 5.1 connectivity capable of delivering up to 600 watts over a single cable. The Cooler Master MWE Gold 850 V3 Power Supply includes an angled 600W PCIe 5.1 cable that prevents tight wire bends near side panels. If you build with older graphics hardware, standard PCIe connectors remain sufficient. Selecting a unit with native high-wattage PCIe cables eliminates the need for third-party adapters and maintains clean power distribution to high-draw components.

3. Select Operating Efficiency Level

   Compare the efficiency certification to match your system workload. An 80 Plus Gold rating provides roughly 90 percent efficiency under typical operating loads, reducing wasted heat inside your chassis. If you run heavy workstation tasks or multi-GPU setups continuously, step up to an 80 Plus Platinum model. The Cooler Master X Silent MAX 1300W Platinum PSU features 80 Plus Platinum efficiency paired with Mobius cooling. Higher efficiency minimizes thermal output inside the case and reduces overall power draw during continuous high-load compute sessions.

4. Confirm ATX Standard Compatibility

   Look at the ATX standard version to ensure compatibility with modern system architectures. ATX 3.0 and ATX 3.1 specifications define enhanced power excursion handling for modern hardware demands. The Cooler Master Elite Platinum 1000W Power Supply delivers ATX 3.1 compliance alongside native PCIe 5.1 support in a compact 140mm housing. If your build uses older generation components, older ATX standards meet basic system needs without requiring newer power delivery protocols. Choose newer ATX revisions if you intend to pair high-wattage components with the latest generation motherboards and power-dense graphics cards.

5. Evaluate Modularity and Cabling

   Examine cable modularity to streamline cable management inside your computer case. Fully modular designs let you attach only the required cables, leaving empty ports unpopulated. The Cooler Master MWE Gold 750 V2 ATX Power Supply uses fully modular cabling alongside a 120mm hydro dynamic fan. Eliminating unused wiring improves interior airflow and keeps cable channels tidy, especially in mid-tower cases with limited rear compartment space. If you build in standard enclosures without modern PCIe 5.1 hardware, fully modular ATX units provide clean routing without extra connector clutter.

6. Inspect Warranty and Capacitors

   Review internal component specifications and manufacturer warranty coverage to assess long-term reliability. Units built with Japanese capacitors offer enhanced component durability under thermal stress. The Cooler Master V850 Gold ATX 3.0 Power Supply includes Japanese capacitors and carries a 10-year warranty, while other models offer up to 12 years of coverage. Longer warranty periods indicate sustained component endurance. If you plan to keep your power supply across multiple hardware upgrade cycles, prioritize models that specify Japanese capacitors and provide at least a decade of factory warranty protection.

Frequently asked questions

See also

• best PC power supplies under 50
• best PC power supplies under 100