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1000W Power Supplies

All Power Supplies

27 1000W power supplies from ASUS, Corsair, Lian Li and more. Most cost $110 to $194, and half cost less than $147.

Top brands: Corsair (5)MSI (4)

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
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
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
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
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
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.
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
XPGSpec score 8.3

1000 Watts, Gold, ATX 3.0

+1000W output for high-performance builds
+80 PLUS Gold efficiency certification
+ATX 3.0 standard compatibility
$297.58
as of 11/04/2026 19:06 PST - Details
EVGASpec score 9.2

1000 Watts, Gold, Fully modular

+1000 watts for high-power systems
+Fully modular cabling for cleaner builds
+Includes FDB fan and power on self tester
No price recorded yet.
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
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
$223.70
as of 11/04/2026 13:10 PST - Details
GIGABYTESpec score 9.2

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
$169.99
as of 11/04/2026 15:08 PST - Details
GIGABYTESpec score 9.2

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
$149.99
as of 11/04/2026 15:08 PST - Details
MSISpec score 8.3

1000 Watts, Gold, ATX, ATX 3.1

+1000W output for high-wattage graphics cards and systems
+ATX 3.1 standard for current PC builds
+PCIe 5.1 GPU support listed
$134.99
as of 11/04/2026 18:06 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
No price recorded yet.
Lian LiSpec score 9.2

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 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
No price recorded yet.
be quiet!Spec 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
$139.90
as of 11/04/2026 13:06 PST - Details
GIGABYTESpec 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
$143.99
as of 11/04/2026 15:08 PST - Details

Compare specs

power supplyWattsEfficiencyFormModularATX versionSpec scorePrice
1000GoldATXFully modularATX 3.19.2$104.99
as of 11/04/2026 13:10 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
1000GoldATXFully modularATX 3.19.2$169.99
as of 11/04/2026 13:10 PST - Details
1000GoldATXFully modularATX 3.19.2$94.99
as of 11/04/2026 07:06 PST - Details
1000GoldATXFully modularATX 3.19.2$183.99
as of 11/04/2026 12:10 PST - Details
1000GoldATXFully modularATX 3.19.2$134.99
as of 11/04/2026 18:06 PST - Details
1000GoldATXFully modularATX 3.19.2$134.43
as of 11/04/2026 13:09 PST - Details
1000GoldATXFully modular9.2$155.93
as of 11/04/2026 13:10 PST - Details
1000GoldATXFully modularATX 3.19.2$169.99
as of 11/04/2026 18:09 PST - Details

Before you buy

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