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1000W Power Supplies

All Power Supplies

48 1000W power supplies from ASUS, Corsair, Lian Li and more. Most cost $110 to $259, and half cost less than $150.

Top brands: Corsair (7)MSI (6)ASUS (6)

PhanteksSpec score 9.3

1000 Watts, Platinum, ATX, Fully modular

+1000W output for high-power gaming systems
+Fully modular cable-less design
+16-pin GPU connector for newer graphics cards
$65.96-67%List: $199.99
as of 11/04/2026 19:05 PST - Details
CorsairSpec score 9.2

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
$104.99-45%List: $189.99
as of 11/04/2026 13:10 PST - Details
be quiet!Spec score 8.5

1000 Watts, Platinum, ATX, ATX 3.1

+1000W output for high-power graphics cards and builds
+ATX 3.1 standard with PCIe 5.1 support
+Zero RPM low-noise fan mode
$169.90-15%List: $199.90
as of 11/04/2026 13:06 PST - Details
be quiet!Spec score 8.7

1000 Watts, Titanium, ATX, ATX 3.1

+1000W output for high-power graphics cards and builds
+ATX 3.1 standard with PCIe 5.0 support
+Frameless Silent Wings fan
$219.90
as of 11/04/2026 13:06 PST - Details
ThermaltakeSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for demanding high-end systems
+Fully modular cable design
+ATX 3.1 compatible design
$109.99-27%List: $149.99
as of 11/04/2026 08:06 PST - Details
CorsairSpec score 9.2

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
$151.99-24%List: $199.99
as of 11/04/2026 13:10 PST - Details
MSISpec score 9.3

1000 Watts, Platinum, ATX, Fully modular

+1000W output for high-power gaming systems
+Fully modular cables reduce cable clutter
+12V-2x6 connector for newer graphics cards
$139.00-23%List: $179.99
as of 11/04/2026 18:06 PST - Details
CorsairSpec score 9.3

1000 Watts, Platinum, ATX, Fully modular

+1000 watt output for high-power systems
+ATX 3.1 standard supports newer GPUs
+Fully modular cables for a tidy build
$231.99-20%List: $289.99
as of 11/04/2026 13:10 PST - Details
CorsairSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-wattage builds
+Fully modular cable design
+Supports 16-pin GPU connector
−Large ATX form factor needs full-size case space
$169.99-19%List: $209.99
as of 11/04/2026 13:10 PST - Details
MSISpec score 9.3

1000 Watts, Platinum, ATX, Fully modular

+1000W output for high-wattage graphics cards and systems
+Fully modular cabling reduces loose cables
+16-pin GPU connector included
$159.99-16%List: $189.99
as of 11/04/2026 18:06 PST - Details
RosewillSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-end multi-GPU builds
+Fully modular cable design
+Includes 16-pin PCIe 5.1 12V-2x6 connector
$94.99-14%List: $109.99
as of 11/04/2026 07:06 PST - Details
ASUSSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-power graphics cards and builds
+Fully modular cables reduce cable clutter
+ATX 3.1 standard with 16-pin GPU connector
$183.99-12%List: $209.99
as of 11/04/2026 12:10 PST - Details
MSISpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+Fully modular design reduces loose cables inside the case
+1000W output for high-end gaming systems
+ATX 3.1 standard with native PCIe 5.1 readiness
$134.99-10%List: $149.99
as of 11/04/2026 18:06 PST - Details
ASUSSpec score 9.3

1000 Watts, Platinum, ATX, Fully modular

+1000W output for high-wattage builds
+Fully modular cabling
+Includes a 12V-2x6 GPU cable
$259.99
as of 11/04/2026 12:10 PST - Details
SeasonicSpec score 9.3

1000 Watts, Platinum, ATX, Fully modular

+1000W output for high-end multi-GPU builds
+Fully modular cable design
+ATX 3.1 compatible
$269.99
as of 11/04/2026 07:07 PST - Details
Super FlowerSpec score 9.3

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
$144.99
as of 11/04/2026 07:10 PST - Details
Cooler MasterSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-power builds
+Fully modular cabling reduces cable clutter
+16-pin GPU connector support
$134.43
as of 11/04/2026 13:09 PST - Details
Cooler MasterSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-power builds
+Fully modular cabling reduces cable clutter
+16-pin GPU connector support
$155.93
as of 11/04/2026 13:10 PST - Details
NZXTSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-power gaming systems
+Fully modular cables reduce cable clutter
+16-pin GPU connector for newer graphics cards
$169.99
as of 11/04/2026 18:09 PST - Details
Super FlowerSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-power graphics cards
+ATX 3.1 compliant with PCIe 5.1 support
+Native 16-pin GPU connector
$149.99
as of 11/04/2026 07:10 PST - Details
Super FlowerSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000W output for high-power graphics cards
+ATX 3.1 compliant with PCIe 5.1 support
+Native 16-pin GPU connector
$139.99
as of 11/04/2026 07:10 PST - Details
Lian LiSpec score 8.5

1000 Watts, Platinum, ATX, ATX 3.1

+1000W output for high-end graphics cards and demanding builds
+Compact ATX form factor
+Includes 16-pin GPU connector for newer graphics cards
$149.99
as of 11/04/2026 17:07 PST - Details
ASUSSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000 watts: the most watts of the 61 here
−Gold: 33 of the 60 here have a higher efficiency
$194.99
as of 11/04/2026 12:10 PST - Details
SeasonicSpec score 9.2

1000 Watts, Gold, ATX, Fully modular

+1000 watts: the most watts of the 61 here
−Gold: 33 of the 60 here have a higher efficiency
No current price. Check it at the store.
FSPSpec score 9.5

1000 Watts, Titanium, ATX, Fully modular

+1000W 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
$259.99
as of 11/04/2026 14:11 PST - Details
be quiet!Spec score 8.3

1000 Watts, Gold, ATX, ATX 3.1

+1000W output for high-power graphics cards and builds
+ATX 3.1 standard with PCIe 5.1 GPU support
+16-pin GPU connector included
$109.90
as of 11/04/2026 13:06 PST - Details
MSISpec score 9.2

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
$109.99-35%List: $169.99
as of 11/04/2026 18:06 PST - Details
AntecSpec score 9.3

1000 Watts, Platinum, ATX, Fully modular

+1000W output for high-wattage gaming and workstation builds
+Fully modular cabling for cleaner builds
+ATX 3.1 compatible with PCIe 5.1 readiness
−Full ATX form factor needs a larger case
$199.99
as of 11/04/2026 12:08 PST - Details

Compare specs

power supplyWattsEfficiencyFormModularATX versionSpec scorePrice
1000PlatinumATXFully modularATX 3.09.3$65.96
as of 11/04/2026 19:05 PST - Details
1000GoldATXFully modularATX 3.19.2$104.99
as of 11/04/2026 13:10 PST - Details
1000PlatinumATXATX 3.18.5$169.90
as of 11/04/2026 13:06 PST - Details
1000TitaniumATXATX 3.18.7$219.90
as of 11/04/2026 13:06 PST - Details
1000GoldATXFully modularATX 3.19.2$109.99
as of 11/04/2026 08:06 PST - Details
1000GoldATXFully modularATX 3.19.2$151.99
as of 11/04/2026 13:10 PST - Details
1000PlatinumATXFully modularATX 3.19.3$139.00
as of 11/04/2026 18:06 PST - Details
1000PlatinumATXFully modularATX 3.19.3$231.99
as of 11/04/2026 13:10 PST - Details
1000GoldATXFully modularATX 3.19.2$169.99
as of 11/04/2026 13:10 PST - Details
1000PlatinumATXFully modularATX 3.19.3$159.99
as of 11/04/2026 18:06 PST - Details

Before you buy

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