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ATX Power Supplies

All Power Supplies

7 ATX power supplies from MSI, Corsair, ASUS and more. Most cost $40 to $59, and half cost less than $48.

All filtersFilters (2)×
Form: ATX  ×Modular: Non-modular  ×Clear all
BrandMSI2Esgaming1Evounic1Raijintek1Rosewill1Thermaltake1
Watts650560018501
EfficiencyGold5Bronze1
FormATX7
ModularFully modular69Non-modular7Semi-modular3
ATX versionATX 3.13
12V-2x6 GPU power12V-2x6 GPU power2
PriceUnder $504Under $756Under $1007Under $1503
Clear allShow 7 Power Supplies
Form: ATX  ×Modular: Non-modular  ×7 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
MSISpec score 7.9

650 Watts, Gold, ATX, Non-modular

+650W output in a standard ATX form factor
+80 PLUS Gold efficiency certification
+Low noise operation
−Non-modular design means cables cannot be removed
$42.74-39%List: $69.99
as of 11/04/2026 18:06 PST - Details
ThermaltakeSpec score 7.8

600 Watts, Gold, ATX, Non-modular

+600W continuous output in a standard ATX form factor
+Supports SLI and Crossfire configurations
+Built to ATX 12V V2.4 and EPS V2.92 standards
−Non-modular design means all cables are permanently attached
$59.99-14%List: $69.99
as of 11/04/2026 08:06 PST - Details
RosewillSpec score 7.9

650 Watts, Gold, ATX, Non-modular

+650W output for mid-range builds
+ATX 3.1 compatible for current PC standards
+Includes a 16-pin PCIe 5.1 GPU connector
−Non-modular design means all cables are fixed
$47.97-20%List: $59.99
as of 11/04/2026 07:06 PST - Details
RaijintekSpec score 8.0

850 Watts, Gold, ATX, Non-modular

+850W output for mid-to-high power builds
+ATX 3.1 standard with PCIe 5.1 support
+16-pin connector for modern graphics cards
−Non-modular cabling leaves all cables permanently attached
$79.99
as of 11/04/2026 00:48 PST - Details
EvounicSpec score 7.5

650 Watts, Bronze, ATX, Non-modular

+650W output in a standard ATX form factor
+80 PLUS Bronze efficiency certification
+Non-modular design with fixed cables
−Non-modular design means cables cannot be removed
$39.96
as of 11/04/2026 14:09 PST - Details
Esgaming

650 Watts, ATX, Non-modular

+650 watts for mid-range builds
+Includes 120mm fan for cooling
+Switchable 115/230 voltage input
−Non-modular cabling leaves unused cables inside the case
$34.96
as of 11/04/2026 14:09 PST - Details
MSISpec score 7.9

650 Watts, Gold, ATX, Non-modular

+650W output suits mid-range builds
+ATX 3.1 standard for current PC builds
+Active PFC listed
−Non-modular cabling leaves all cables permanently attached
$59.99
as of 11/04/2026 18:06 PST - Details

Compare specs

power supplyWattsEfficiencyFormModularATX versionSpec scorePrice
650GoldATXNon-modular7.9$42.74
as of 11/04/2026 18:06 PST - Details
600GoldATXNon-modular7.8$59.99
as of 11/04/2026 08:06 PST - Details
650GoldATXNon-modularATX 3.17.9$47.97
as of 11/04/2026 07:06 PST - Details
850GoldATXNon-modularATX 3.18.0$79.99
as of 11/04/2026 00:48 PST - Details
650BronzeATXNon-modular7.5$39.96
as of 11/04/2026 14:09 PST - Details
650ATXNon-modularn/a$34.96
as of 11/04/2026 14:09 PST - Details
650GoldATXNon-modularATX 3.17.9$59.99
as of 11/04/2026 18:06 PST - Details

Before you buy

Other Form options

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Popular filters

Fully Modular Power Supplies97ATX 3.1 Power Supplies88Power Supplies with 12V-2x6 GPU Power8580 Plus Gold Power Supplies76Power Supplies under $15068Power Supplies under $200641000W Power Supplies61850W Power Supplies47

Power Supplies by use

Power Supply for a Gaming PC121

Related product types

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