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ATX Power Supplies

All Power Supplies

21 ATX power supplies from MSI, Corsair, ASUS and more. Most cost $95 to $132, and half cost less than $120.

CorsairSpec score 8.8

850 Watts, Gold, ATX, Fully modular

−850 watts: 52 of the 94 here have more watts
$114.93-21%List: $144.99
as of 11/04/2026 13:10 PST - Details
ThermaltakeSpec score 8.0

850 Watts, Gold, ATX, ATX 3.1

+850W output for high-end graphics cards
+ATX 3.1 compatible design
+Native PCIe 5.1 12V-2x6 connector
$104.82-19%List: $129.99
as of 11/04/2026 08:06 PST - Details
MSISpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output suits high-end graphics card builds
+Fully modular cabling reduces loose cables
+16-pin GPU connector included
$109.99-21%List: $139.99
as of 11/04/2026 18:06 PST - Details
CorsairSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for higher-power builds
+Fully modular cable design
+Supports 16-pin GPU connector
−Large ATX form factor needs full-size case space
$139.99-18%List: $169.99
as of 11/04/2026 13:10 PST - Details
ASUSSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for high-performance builds
+Fully modular cabling
+Includes a 12V-2x6 GPU cable
$132.99-5%List: $139.99
as of 11/04/2026 12:09 PST - Details
MSISpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for high-end graphics card builds
+Fully modular cables reduce cable clutter
+Native 12V-2x6 16-pin GPU connector
−Compact form factor is not a standard ATX size
$134.99
as of 11/04/2026 18:06 PST - Details
ThermaltakeSpec score 8.0

850 Watts, Gold, ATX, ATX 3.1

+850W output for high-end graphics cards
+ATX 3.1 compatible design
+16-pin GPU connector included
−Not fully modular
$129.99
as of 11/04/2026 08:06 PST - Details
SeasonicSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for high-power gaming and workstation builds
+Fully modular cable design
+ATX 3.1 compatible
$129.99
as of 11/04/2026 07:07 PST - Details
ThermaltakeSpec score 8.0

850 Watts, Gold, ATX, ATX 3.1

+850W output for high-end systems
+ATX 3.1 compliant with PCIe 5.1 support
+Native 16-pin GPU connector
$129.99
as of 11/04/2026 08:06 PST - Details
RaijintekSpec score 8.0

850 Watts, Gold, ATX, Non-modular

+850W output for mid-to-high power builds
+ATX 3.1 standard with PCIe 5.1 support
+16-pin connector for modern graphics cards
−Non-modular cabling leaves all cables permanently attached
$79.99
as of 11/04/2026 00:48 PST - Details
CorsairSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for higher-power builds
+Fully modular cable design
+Supports 16-pin GPU connector
−Large ATX form factor needs full-size case space
No price recorded yet.
EnermaxSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+Fully modular cabling for cleaner builds
+Includes 16-pin GPU connector for modern graphics cards
+ATX 3.1 standard for current PC builds
$95.49
as of 11/04/2026 14:08 PST - Details
FSPSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for high-power gaming and workstation builds
+Fully modular cables reduce clutter inside the case
+Native 16-pin GPU connector for current graphics cards
$129.99
as of 11/04/2026 14:11 PST - Details
GIGABYTESpec score 8.8

850 Watts, Gold, ATX, Fully modular

+Fully modular design reduces loose cables inside the case
+850W output for mid to high-end builds
+ATX form factor fits standard PC cases
$89.99
as of 11/04/2026 15:07 PST - Details
GIGABYTESpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for mid to high-end systems
+Fully modular cables for a cleaner build
+ATX 3.0 standard
$119.00
as of 11/04/2026 15:08 PST - Details
PhanteksSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for high-end graphics card builds
+Fully modular individual cables
+Fanless design for silent operation
$119.99
as of 11/04/2026 00:38 PST - Details
RosewillSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for high-power gaming and workstation builds
+Fully modular cable design
+Includes 16-pin PCIe 5.0 12V-2x6 connector
$98.90
as of 11/04/2026 07:06 PST - Details
ThermaltakeSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for high-end graphics cards
+Fully modular cable design
+ATX 3.1 compatible design
$127.29
as of 11/04/2026 08:06 PST - Details
ASUSSpec score 8.8

850 Watts, Gold, ATX, Fully modular

+850W output for high-end graphics cards
+Fully modular cable design
+ATX 3.0 compatible design
No price recorded yet.
AntecSpec score 8.8

850 Watts, Gold, ATX, Fully modular

−850 watts: 52 of the 94 here have more watts
$109.99
as of 11/04/2026 12:08 PST - Details
Lian LiSpec score 8.8

850 Watts, Gold, ATX, Fully modular

−850 watts: 52 of the 94 here have more watts
No price recorded yet.

Compare specs

power supplyWattsEfficiencyFormModularATX versionSpec scorePrice
850GoldATXFully modularATX 3.18.8$114.93
as of 11/04/2026 13:10 PST - Details
850GoldATXATX 3.18.0$104.82
as of 11/04/2026 08:06 PST - Details
850GoldATXFully modularATX 3.18.8$109.99
as of 11/04/2026 18:06 PST - Details
850GoldATXFully modularATX 3.18.8$139.99
as of 11/04/2026 13:10 PST - Details
850GoldATXFully modularATX 3.18.8$132.99
as of 11/04/2026 12:09 PST - Details
850GoldATXFully modularATX 3.18.8$134.99
as of 11/04/2026 18:06 PST - Details
850GoldATXATX 3.18.0$129.99
as of 11/04/2026 08:06 PST - Details
850GoldATXFully modularATX 3.18.8$129.99
as of 11/04/2026 07:07 PST - Details
850GoldATXATX 3.18.0$129.99
as of 11/04/2026 08:06 PST - Details
850GoldATXNon-modularATX 3.18.0$79.99
as of 11/04/2026 00:48 PST - Details

Before you buy

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.