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1000W Power Supplies

All Power Supplies

52 1000W power supplies from ASUS, Corsair, Lian Li and more. Most cost $110 to $279, and half cost less than $160.

Top brands: Corsair (9)ASUS (7)MSI (5)

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
Super FlowerSpec score 9.3

1000 Watts, Platinum, SFX, Fully modular

+1000W output for high-power graphics cards
+ATX 3.1 compliant with PCIe 5.1 support
+Native 16-pin GPU connector
$149.99-6%Was: $159.99
as of 11/04/2026 07:10 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
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, SFX, Fully modular

+1000W output in a compact SFX form factor
+Fully modular cabling
+ATX 3.1 with PCIe 5.1 support
−SFX-L size fits only compatible small-form-factor cases
$279.99
as of 11/04/2026 12:10 PST - Details
Lian LiSpec score 9.3

1000 Watts, Platinum, SFX, Fully modular

+1000W output for high-end graphics cards and demanding builds
+Fully modular cables for a cleaner build
+SFX form factor for small form factor builds
−SFX size fits only small form factor cases
$184.99
as of 11/04/2026 17:07 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
SilverStoneSpec score 9.3

1000 Watts, Platinum, Fully modular

+1000W output for demanding systems
+Fully modular cable design
+Ultra compact 140mm depth
$256.99
as of 11/04/2026 07:08 PST - Details
SilverStoneSpec score 9.3

1000 Watts, Platinum, SFX, Fully modular

+1000W output for high-power graphics cards
+Fully modular cabling reduces cable clutter
+SFX-L form factor for compact builds
$288.54
as of 11/04/2026 07:08 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
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
EVGASpec score 9.3

1000 Watts, Platinum, Fully modular

+1000 watts for high-power systems
+Fully modular cabling for cleaner builds
+Includes ECO Mode for quieter low-load operation
$399.99
as of 11/04/2026 14:09 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
1000PlatinumSFXFully modularATX 3.19.3$149.99
as of 11/04/2026 07:10 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
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
1000GoldATXFully modularATX 3.19.2$94.99
as of 11/04/2026 07:06 PST - Details

Before you buy

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