ATX 3.0 Power Supplies

5 ATX 3.0 power supplies from ASUS and GIGABYTE. Prices run $69 to $143.

PhanteksSpec score 9.5

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

$69.08-65%List: ~~$199.99~~

as of 11/04/2026 00:38 PST - Details

GIGABYTESpec score 9.2

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

GamemaxSpec score 9.1

750 Watts, Gold, ATX, Fully modular

+750W output suits high-performance mid-range builds

+Fully modular cables reduce clutter inside the case

+Includes a 16-pin GPU connector

$79.99

as of 11/04/2026 15:06 PST - Details

GIGABYTESpec score 9.3

1000 Watts, Gold, ATX, Fully modular

+1000 watts: the most watts of the 9 here

$143.99

as of 11/04/2026 15:08 PST - Details

ASUSSpec score 9.2

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.

Compare specs

Watts	Efficiency	Form	Modular	ATX version	Spec score	Price
1000	Platinum	ATX	Fully modular	ATX 3.0	9.5	$69.08 as of 11/04/2026 00:38 PST - Details
850	Gold	ATX	Fully modular	ATX 3.0	9.2	$119.00 as of 11/04/2026 15:08 PST - Details
750	Gold	ATX	Fully modular	ATX 3.0	9.1	$79.99 as of 11/04/2026 15:06 PST - Details
1000	Gold	ATX	Fully modular	ATX 3.0	9.3	$143.99 as of 11/04/2026 15:08 PST - Details
850	Gold	ATX	Fully modular	ATX 3.0	9.2	No current price

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