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Best Atx Psu

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Best Buy customers often prefer the following products when searching for Best Atx Psu.

The ATX form factor is the most popular for a reason. It's one of the most efficient ways to power a PC, and it's easy to work with. If you're building your own PC or upgrading an older one, the ATX form factor is the way to go. Browse the top-ranked list of best ATX PSUs below along with associated reviews and opinions.

Main Results
  1. CORSAIR - RMe Series RM750e 80 PLUS Gold Fully Modular Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - White - Front_Zoom
    Top comment

    "Getting this PSU was to potentially fix an issue I was having with my PC, and it DID fix the issue, which was awesome....The Best"

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Top comment

    "Getting this PSU was to potentially fix an issue I was having with my PC, and it DID fix the issue, which was awesome....The Best"

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Your price for this item is $124.99

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  2. CORSAIR - RMe Series RM1000e 80 PLUS Gold Fully Modular Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - White - Front_Zoom
    Top comment

    "Great PSU powering my over kill 5090 and 9800x3D build...RMe is just as good as RMx PSU"

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Top comment

    "Great PSU powering my over kill 5090 and 9800x3D build...RMe is just as good as RMx PSU"

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Your price for this item is $154.99
    The comparable value price is $199.99

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  3. CORSAIR - RMe Series RM850e 80 PLUS Gold Fully Modular Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - White - Front_Zoom
    Top comment

    "Awesome psu! Would absolutely recommend, especially if you have an NVIDIA gpu...Great PSU...So naturally I went with the same brand. Solid PSUs."

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Top comment

    "Awesome psu! Would absolutely recommend, especially if you have an NVIDIA gpu...Great PSU...So naturally I went with the same brand. Solid PSUs."

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Your price for this item is $119.99
    The comparable value price is $154.99

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  4. CORSAIR - RMe Series RM1200e 80 PLUS Gold Fully Modular Low-Noise ATX 3.1 and PCIE 5.0 Power Supply - Black - Front_Zoom
    Top comment

    "1200 watt PSU...Just installed and worked out of the box. It’s a 1200 watt psu, just need it to last now. Easy install and if anything happens I will update this review otherwise so far really good....Corsair PSU...Upgraded my GPU and needed a new PSU. Great product everything has been flawless."

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    Product Description

    The CORSAIR RM1200e Fully Modular Low-Noise Power Supply provides quiet, reliable power with 80 PLUS Gold efficiency to your PC. Compliant with the ATX 3.1 power standard from Intel, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated 100% Japanese Electrolytic capacitors deliver superb electrical performance, backed by a ten-year warranty. Wake your computer faster and consume less power with support for the new Modern Standby sleep mode. Fully modular cables make PC builds easy, as you connect only the cables your system requires. With a more compact 150mm casing, you get more room for your cables to fit comfortably in any power supply compartment.
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    Top comment

    "1200 watt PSU...Just installed and worked out of the box. It’s a 1200 watt psu, just need it to last now. Easy install and if anything happens I will update this review otherwise so far really good....Corsair PSU...Upgraded my GPU and needed a new PSU. Great product everything has been flawless."

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    Product Description

    The CORSAIR RM1200e Fully Modular Low-Noise Power Supply provides quiet, reliable power with 80 PLUS Gold efficiency to your PC. Compliant with the ATX 3.1 power standard from Intel, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated 100% Japanese Electrolytic capacitors deliver superb electrical performance, backed by a ten-year warranty. Wake your computer faster and consume less power with support for the new Modern Standby sleep mode. Fully modular cables make PC builds easy, as you connect only the cables your system requires. With a more compact 150mm casing, you get more room for your cables to fit comfortably in any power supply compartment.
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    Your price for this item is $199.99
    The comparable value price is $234.99

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  5. CORSAIR - RMe Series RM850e 80 PLUS Gold Fully Modular Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - Black - Front_Zoom
    Top comment

    "Excellent PSU, Excellent price...this psu is awesome. fully modular, and super silent...Great PSU...This PSU unit is great, the cables are not stiff making it easy to cable manage. "

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
    See all Power Supplies
    Top comment

    "Excellent PSU, Excellent price...this psu is awesome. fully modular, and super silent...Great PSU...This PSU unit is great, the cables are not stiff making it easy to cable manage. "

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Your price for this item is $109.99
    The comparable value price is $144.99

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  6. CORSAIR - RMe Series RM750e 80 PLUS Gold Fully Modular Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - Black - Front_Zoom
    Top comment

    "Corsair makes a solid product, with this one rated B+ in ZTT's PSU tier list. I do love the new cables, which match what Asus has been using in their Tuff PSUs for a while....I am running a AM5 MSI ATX board with a 7700X CPU and a RTX 4070 Super, and this RM750e does not even break a sweat. "

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
    See all Power Supplies
    Top comment

    "Corsair makes a solid product, with this one rated B+ in ZTT's PSU tier list. I do love the new cables, which match what Asus has been using in their Tuff PSUs for a while....I am running a AM5 MSI ATX board with a 7700X CPU and a RTX 4070 Super, and this RM750e does not even break a sweat. "

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Your price for this item is $93.99
    The comparable value price is $114.99

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  7. CORSAIR - RMe Series RM1000e 80 PLUS Gold Fully Modular Low-Noise ATX 3.1 and PCIE 5.1 Power Supply - Black - Front_Zoom
    Top comment

    "Great psu!!...Really good price for a 1000 watt psu , anyone looking for a psu it a good buy...Power, silence, and premium quality in one PSU...One of the things I appreciate the most is how quiet it is. Even under load, the PSU stays virtually silent. I also love that it’s future-ready with support for ATX 3.1 and PCIe 5.1, which is essential if you’re planning to upgrade to more power-hungry GPUs like the new RTX series. "

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Top comment

    "Great psu!!...Really good price for a 1000 watt psu , anyone looking for a psu it a good buy...Power, silence, and premium quality in one PSU...One of the things I appreciate the most is how quiet it is. Even under load, the PSU stays virtually silent. I also love that it’s future-ready with support for ATX 3.1 and PCIe 5.1, which is essential if you’re planning to upgrade to more power-hungry GPUs like the new RTX series. "

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with Cybenetics Gold efficiency to your PC. The modular cables make PC builds easy, as you connect only the cables your system requires. With ATX 3.1 and PCIe 5.1 compliance with inclusion of native 12V-2x6 connnector and cable, and an array of PCIe 8-pin power connectors, RMe PSUs have the connections needed to power today’s demanding PC hardware. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance, backed by a seven-year warranty. With a 140mm-long casing that works with nearly any modern case, the CORSAIR RMe Series is steady power for your system.
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    Your price for this item is $144.99
    The comparable value price is $189.99

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  8. Thermaltake - Toughpower SFX 850W 80Plus Platinum ATX 3.1 Standard Power Supply - Black - Front_Zoom

    Product Description

    Toughpower SFX Platinum series is 80 PLUS Platinum certified and compatible with ATX 3.1 specifications. Designed with a native 12V-2x6 connector.
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    Product Description

    Toughpower SFX Platinum series is 80 PLUS Platinum certified and compatible with ATX 3.1 specifications. Designed with a native 12V-2x6 connector.
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    Your price for this item is $164.99
    The comparable value price is $179.99

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  9. Thermaltake - Toughpower GF A3 1050W 80+ Gold PCIe Gen 5 ATX 3.1 Fully Modular Power Supply - Snow - Front_Zoom

    Product Description

    Toughpower GF A3 series is 80 PLUS Gold certified and compatible with Intel’s ATX 3.1 specifications. Designed with a native PCIe Gen 5.0 connector, it can power up next-gen technology with one new 12VHPWR cable.
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    Product Description

    Toughpower GF A3 series is 80 PLUS Gold certified and compatible with Intel’s ATX 3.1 specifications. Designed with a native PCIe Gen 5.0 connector, it can power up next-gen technology with one new 12VHPWR cable.
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    Your price for this item is $163.99
    The comparable value price is $169.99

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  10. Thermaltake - Toughpower GF A3 850W 80+ Gold PCIe Gen 5 ATX 3.1 Fully Modular Power Supply - Snow - Front_Zoom

    Product Description

    Toughpower GF A3 series is 80 PLUS Gold certified and compatible with Intel’s ATX 3.1 specifications. Designed with a native PCIe Gen 5.0 connector, it can power up next-gen technology with one new 12VHPWR cable.
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    Product Description

    Toughpower GF A3 series is 80 PLUS Gold certified and compatible with Intel’s ATX 3.1 specifications. Designed with a native PCIe Gen 5.0 connector, it can power up next-gen technology with one new 12VHPWR cable.
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    Your price for this item is $129.99
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