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ATX Power Supplies

All Power Supplies

95 ATX power supplies from MSI, Corsair, ASUS and more. Most cost $60 to $259, and half cost less than $135.

Top brands: Corsair (15)MSI (12)ASUS (9)

Super FlowerSpec score 9.1

1000 Watts, Platinum, ATX, Fully modular

+1000W output for high-power graphics cards
+ATX 3.1 compliant with PCIe 5.1 support
+Native 16-pin GPU connector
No price recorded yet.
CorsairSpec score 8.9

1000 Watts, Gold, ATX, Fully modular

+1000 watt output for high-power systems
+ATX 3.1 standard supports newer GPUs
+16-pin GPU connector for modern graphics cards
No price recorded yet.
Lian LiSpec score 8.9

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-end graphics cards and demanding builds
+Fully modular cables for a cleaner build
+Includes 16-pin GPU connector for newer graphics cards
No price recorded yet.
MSISpec score 8.9

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-wattage graphics cards and systems
+Fully modular cabling reduces loose cables
+16-pin GPU connector included
No price recorded yet.
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.
ASUSSpec score 8.2

1000 Watts, Platinum, ATX, ATX 3.1

+1000W output for high-wattage builds
+Includes a 12V-2x6 GPU cable
+ATX 3.1 compatible
No price recorded yet.
Corsair

1200 Watts, ATX, ATX 3.1

+Provides 1200 watts in standard ATX form factor
+Complies with ATX 3.1 standard
+Ready for PCIe 5.1 graphics cards
No price recorded yet.
be quiet!Spec score 8.9

1000 Watts, Gold, ATX, Fully modular

+1000 watts: only 8 of 94 here have more watts
$139.90
as of 11/04/2026 13:06 PST - Details
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
ASUSSpec score 9.2

1200 Watts, Platinum, ATX, Fully modular

+1200 watts: only 4 of 94 here have more watts
+Platinum: only 4 of 91 here have a higher efficiency
No price recorded yet.
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
1000PlatinumATXFully modularATX 3.19.1No current price
1000GoldATXFully modularATX 3.18.9No current price
1000GoldATXFully modularATX 3.18.9No current price
1000GoldATXFully modularATX 3.18.9No current price
850GoldATXFully modularATX 3.08.8No current price
1000PlatinumATXATX 3.18.2No current price
1200ATXATX 3.1n/aNo current price
1000GoldATXFully modularATX 3.18.9$139.90
as of 11/04/2026 13:06 PST - Details
850GoldATXFully modularATX 3.18.8$109.99
as of 11/04/2026 12:08 PST - Details
1200PlatinumATXFully modularATX 3.19.2No current price

Before you buy

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