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ATX 3.1 Power Supplies

All Power Supplies

9 ATX 3.1 power supplies from Corsair, MSI, ASUS and more. Most cost $116 to $199, and half cost less than $142.

Cooler MasterSpec score 8.8

750 Watts, Gold, ATX, Fully modular

+750W output suits mid-range builds
+Fully modular cabling reduces cable clutter
+16-pin GPU connector support
$115.99-11%List: $129.99
as of 11/04/2026 13:10 PST - Details
ASUSSpec score 8.9

750 Watts, Platinum, SFX, Fully modular

+750W 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
$143.99
as of 11/04/2026 12:10 PST - Details
MontechSpec score 8.9

750 Watts, Platinum, ATX, Fully modular

+750W output for mid-range builds
+Fully modular cables for a cleaner build
+Includes 16-pin GPU connector for newer graphics cards
$199.00
as of 11/04/2026 00:16 PST - Details
Cooler MasterSpec score 8.8

750 Watts, Gold, SFX, Fully modular

+Compact SFX form factor for small form factor builds
+750W output for mid to high-power builds
+Fully modular cabling reduces cable clutter
$155.07
as of 11/04/2026 13:10 PST - Details
ASUSSpec score 8.8

750 Watts, Gold, ATX, Fully modular

+750W output for mid to high-end builds
+Fully modular cabling
+Includes a 12V-2x6 GPU cable
$107.99-10%List: $119.99
as of 11/04/2026 12:09 PST - Details
CorsairSpec score 8.9

750 Watts, Platinum, ATX, Fully modular

+Platinum: only 4 of 87 here have a higher efficiency
−750 watts: 73 of the 87 here have more watts
No current price. Check it at the store.
CorsairSpec score 8.8

750 Watts, Gold, ATX, Fully modular

+750W output for mid-range systems
+Fully modular cable design
+Supports 16-pin GPU connector
−Large ATX form factor needs full-size case space
No current price. Check it at the store.
CorsairSpec score 8.8

750 Watts, Gold, ATX, Fully modular

+750W output for mid-range systems
+Fully modular cable design
+Supports 16-pin GPU connector
−Large ATX form factor needs full-size case space
No price recorded yet.
SeasonicSpec score 8.8

750 Watts, Gold, ATX, Fully modular

+750W output for mid-to-high-power builds
+Fully modular cable design
+ATX 3.1 compatible
$139.99
as of 11/04/2026 07:07 PST - Details

Compare specs

power supplyWattsEfficiencyFormModularATX versionSpec scorePrice
750GoldATXFully modularATX 3.18.8$115.99
as of 11/04/2026 13:10 PST - Details
750PlatinumSFXFully modularATX 3.18.9$143.99
as of 11/04/2026 12:10 PST - Details
750PlatinumATXFully modularATX 3.18.9$199.00
as of 11/04/2026 00:16 PST - Details
750GoldSFXFully modularATX 3.18.8$155.07
as of 11/04/2026 13:10 PST - Details
750GoldATXFully modularATX 3.18.8$107.99
as of 11/04/2026 12:09 PST - Details
750PlatinumATXFully modularATX 3.18.9No current price
750GoldATXFully modularATX 3.18.8No current price
750GoldATXFully modularATX 3.18.8No current price
750GoldATXFully modularATX 3.18.8$139.99
as of 11/04/2026 07:07 PST - Details

Before you buy

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