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Top Rated Computer Power Supplies

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Best Buy customers often prefer the following products when searching for Top Rated Computer Power Supplies.

Computer power supplies are the unsung heroes of your computer. They're usually hidden away in a computer's case, and they're responsible for keeping all the electronic components in your computer running smoothly and safely. Browse the top-ranked list of top-rated computer power supplies below along with associated reviews and opinions.

Main Results
  1. CORSAIR - RMe Series RM1000e 80 PLUS Gold Fully Modular Low-Noise ATX 3.0 and PCIE 5.0 Power Supply PSU - Black - Front_Zoom
    Top comment

    "New computer...The power supply works great in my updated computer...Decent power supply...Will fit well and any midsize tower was easy to install as improve the efficiency of my computer by drastically"

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with 80 PLUS Gold efficiency to your PC. With ATX 3.0 and PCIe 5.0 compliance 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. 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 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

    "New computer...The power supply works great in my updated computer...Decent power supply...Will fit well and any midsize tower was easy to install as improve the efficiency of my computer by drastically"

    See all customer reviews

    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with 80 PLUS Gold efficiency to your PC. With ATX 3.0 and PCIe 5.0 compliance 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. 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 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
    Save $25
    The comparable value price is $179.99
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  2. CORSAIR - HXi Series 1000W 80 Plus Platinum Fully-Modular Ultra-Low Noise ATX Power Supply - Black - Front_Zoom
    Top comment

    "Beast of a power supply. Quiet and powers my pc with ease....Great Power Supply!!...I would recommend Corsair power supplies to anyone. These are the best power supplies I have ever seen or owned and I have worked with computers for around thirty years and built my own high end computers and servers for most of that time."

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    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. ATX 3.0 and PCIe 5.0 compliance, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a tenyear warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
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    Top comment

    "Beast of a power supply. Quiet and powers my pc with ease....Great Power Supply!!...I would recommend Corsair power supplies to anyone. These are the best power supplies I have ever seen or owned and I have worked with computers for around thirty years and built my own high end computers and servers for most of that time."

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    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. ATX 3.0 and PCIe 5.0 compliance, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a tenyear warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
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    Your price for this item is $259.99
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  3. Thermaltake - SMART 700W ATX 80 Plus Power Supply - Black - Front_Zoom

    Model: PS-SPD-0700NPCWUS-1
    SKU: 6339087
    Top comment

    "It's a power supply. Powers stuff....It does its job. Power supplies don't turn me on, just the computer....Thermalake computer power supply...Thermalake makes quality power supplies. I have used them for many computers."

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    Product Description

    Power up gaming desktops with this Thermaltake Smart power supply. A continuous 700W power output keeps demanding computer setups energized, while the industry-grade power, voltage and short-circuit protections safeguard sensitive components. This Thermaltake Smart power supply has an embedded 120mm cooling fan that disperses heat efficiently without producing distracting noise.
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    Top comment

    "It's a power supply. Powers stuff....It does its job. Power supplies don't turn me on, just the computer....Thermalake computer power supply...Thermalake makes quality power supplies. I have used them for many computers."

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    Product Description

    Power up gaming desktops with this Thermaltake Smart power supply. A continuous 700W power output keeps demanding computer setups energized, while the industry-grade power, voltage and short-circuit protections safeguard sensitive components. This Thermaltake Smart power supply has an embedded 120mm cooling fan that disperses heat efficiently without producing distracting noise.
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    Your price for this item is $54.99
    Save $5
    The comparable value price is $59.99
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  4. CORSAIR - RMe Series RM750e 80 PLUS Gold Fully Modular Low-Noise ATX 3.0 and PCIE 5.0 Power Supply PSU - Black - Front_Zoom
    Top comment

    "Power supply...Easy to install and it runs quite and powers all of the items on the computer...Great for computers that needs higher power (watts) to actually power up the computer"

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with 80 PLUS Gold efficiency to your PC. With ATX 3.0 and PCIe 5.0 compliance 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. 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 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

    "Power supply...Easy to install and it runs quite and powers all of the items on the computer...Great for computers that needs higher power (watts) to actually power up the computer"

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    Product Description

    CORSAIR RMe Series Fully Modular Low-Noise Power Supplies provide quiet, reliable power with 80 PLUS Gold efficiency to your PC. With ATX 3.0 and PCIe 5.0 compliance 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. 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 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 $99.99
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  5. CORSAIR - HXi Series HX1200i 80 PLUS Platinum Cybenetics Platinum Fully Modular ATX Power Supply - Black - Front_Zoom
    Top comment

    "This power supply is a powerhouse it’s insane fr fr...There are several other power supplies that support 3.1 atx natively."

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    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. ATX 3.0 and PCIe 5.0 compliance, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
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    Top comment

    "This power supply is a powerhouse it’s insane fr fr...There are several other power supplies that support 3.1 atx natively."

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    Product Description

    CORSAIR HXi Series Fully Modular Ultra-Low Noise Power Supplies deliver exceptional 80 PLUS Platinum efficient power and low-noise fluid dynamic bearing fan performance. ATX 3.0 and PCIe 5.0 compliance, HXi PSUs have every connection needed to power today’s most demanding PC upgrades. Powerful CORSAIR iCUE software enables custom fan curves, monitoring and adjusting power settings, and more thanks to a fully digital platform. Japanese 105°C-rated electrolytic capacitors deliver long life and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with Modern Standby sleep mode. Zero RPM mode ensures near-silent operation at low and medium loads. The HXi Series puts platinum power at your command.
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    Your price for this item is $319.99
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  6. CORSAIR - RMX Series RM1000x Cybenetics Gold Fully Modular ATX Power Supply - Black - Front_Zoom
    Top comment

    "powers a 7800xt just fine after my old power supply burnt out...It's a power supply. Turns my computer on every time"

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    Product Description

    CORSAIR RMx Series Fully Modular Low-Noise Power Supplies deliver quiet, dependable power with Cybenetics Gold efficiency to your PC. Fully modular, ultra-flexible embossed cables make PC builds easy, as you connect only the cables your system requires. Compliant with the ATX 3.1 power standard from Intel, RMx PSUs have the connections needed to power today’s demanding PC hardware including a native 12V-2x6 connector. 100% Japanese 105°C-rated electrolytic capacitors deliver fantastic electrical performance, while a 140mm FDB fan provides low noise cooling. Backed by a ten-year warranty, RMx PSUs are the gold standard for many years to come.
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    Top comment

    "powers a 7800xt just fine after my old power supply burnt out...It's a power supply. Turns my computer on every time"

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    Product Description

    CORSAIR RMx Series Fully Modular Low-Noise Power Supplies deliver quiet, dependable power with Cybenetics Gold efficiency to your PC. Fully modular, ultra-flexible embossed cables make PC builds easy, as you connect only the cables your system requires. Compliant with the ATX 3.1 power standard from Intel, RMx PSUs have the connections needed to power today’s demanding PC hardware including a native 12V-2x6 connector. 100% Japanese 105°C-rated electrolytic capacitors deliver fantastic electrical performance, while a 140mm FDB fan provides low noise cooling. Backed by a ten-year warranty, RMx PSUs are the gold standard for many years to come.
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    Your price for this item is $169.99
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    The comparable value price is $189.99
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  7. Thermaltake - Smart BM3 80+ Bronze PCIE Gen 5 ATX 3.0 750W Semi-Modular Power Supply - Black - Front_Zoom
    Top comment

    "The power supply works fine overall. It has a lot of options for anything you need but kind of expensive for a bronze rated psu...Great power supply!...Thermaltake is a top notch brand. As a computer tech, I have used a few of the off brands and they just don't hold up. "

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    Product Description

    Power Up the Next Generation Hardware. Smart BM3 80 PLUS Bronze certified semi modular power supply unit is designed to meet ATX 3.0 standards, it also comes with one PCIe Gen 5.0 (12VHPWR) connector to support modern graphics cards. With an ample 5-year warranty, the Smart BM3 series is able to satisfy the market, where value-oriented users are looking for a new power supply with all the latest features.
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    Top comment

    "The power supply works fine overall. It has a lot of options for anything you need but kind of expensive for a bronze rated psu...Great power supply!...Thermaltake is a top notch brand. As a computer tech, I have used a few of the off brands and they just don't hold up. "

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    Product Description

    Power Up the Next Generation Hardware. Smart BM3 80 PLUS Bronze certified semi modular power supply unit is designed to meet ATX 3.0 standards, it also comes with one PCIe Gen 5.0 (12VHPWR) connector to support modern graphics cards. With an ample 5-year warranty, the Smart BM3 series is able to satisfy the market, where value-oriented users are looking for a new power supply with all the latest features.
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    Your price for this item is $79.99
    Save $10
    The comparable value price is $89.99
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  8. Thermaltake - Smart BM3 80+ Bronze PCIE Gen 5 ATX 3.0 850W Semi-Modular Power Supply - Black - Front_Zoom
    Top comment

    "I had a 600 watt power supply computer kept shutting off while gaming upgrade to this one runs perfect CL32 6400mhz ram rx 6750xt and ryzen 9 9950x...great for Computer Builds....Powers the whole system, great for Computer Builds."

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    Product Description

    Power Up the Next Generation Hardware. Smart BM3 80 PLUS Bronze certified semi modular power supply unit is designed to meet ATX 3.0 standards, it also comes with one PCIe Gen 5.0 (12VHPWR) connector to support modern graphics cards. With an ample 5-year warranty, the Smart BM3 series is able to satisfy the market, where value-oriented users are looking for a new power supply with all the latest features.
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    Top comment

    "I had a 600 watt power supply computer kept shutting off while gaming upgrade to this one runs perfect CL32 6400mhz ram rx 6750xt and ryzen 9 9950x...great for Computer Builds....Powers the whole system, great for Computer Builds."

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    Product Description

    Power Up the Next Generation Hardware. Smart BM3 80 PLUS Bronze certified semi modular power supply unit is designed to meet ATX 3.0 standards, it also comes with one PCIe Gen 5.0 (12VHPWR) connector to support modern graphics cards. With an ample 5-year warranty, the Smart BM3 series is able to satisfy the market, where value-oriented users are looking for a new power supply with all the latest features.
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    Your price for this item is $99.99
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  9. Thermaltake - Toughpower GX2 600W 80 PLUS Gold ATX Power Supply - Black - Front_Zoom
    Top comment

    "Power Supply...Excellent power supply,works well on my gaming computer...Computer Power Supply...The power supply on my six year old Dell desktop computer died. "

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    Product Description

    The Toughpower GX2 600W is built to deliver 80 PLUS Gold efficiency. It features a 120mm cooling fan, multiple connectors for users to power up the build, and high quality components to help deliver a continuous and stable power with an ambient temperature up to 50°C, while near silent operation and reliable performance are guaranteed. With an ample 5-year warranty, the Toughpower GX2 600W is able to satisfy the market, where PC enthusiasts are looking for a budget-friendly power supply with all the fundamental features.
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    Top comment

    "Power Supply...Excellent power supply,works well on my gaming computer...Computer Power Supply...The power supply on my six year old Dell desktop computer died. "

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    Product Description

    The Toughpower GX2 600W is built to deliver 80 PLUS Gold efficiency. It features a 120mm cooling fan, multiple connectors for users to power up the build, and high quality components to help deliver a continuous and stable power with an ambient temperature up to 50°C, while near silent operation and reliable performance are guaranteed. With an ample 5-year warranty, the Toughpower GX2 600W is able to satisfy the market, where PC enthusiasts are looking for a budget-friendly power supply with all the fundamental features.
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    Your price for this item is $64.99
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    The comparable value price is $69.99
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  10. CORSAIR - RMx Shift Series RM1200x 80 Plus Gold Fully Modular ATX Power Supply with Modular Side Interface - Black - Front_Zoom
    Top comment

    "Nice power supply. Quite, and supplies power. What more could you ask for....Fantastic power supply."

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    Product Description

    CORSAIR RMx SHIFT Series fully modular power supplies boast a revolutionary side cable interface to keep all your connections within quick reach, for exceptionally convenient 80 PLUS Gold efficient power. With fully modular micro-fit connections and ATX 3.0 compliance, RMx SHIFT makes clean PC builds and upgrades even easier. RMx SHIFT PSUs use Japanese 105°C-rated electrolytic capacitors, for long life and reliability backed by a ten-year warranty. A 140mm fluid dynamic bearing fan utilizes a specially calculated fan curve for high performance and reliability with low noise, while Zero RPM mode support ensures virtually silent operation at low and medium loads. For quiet, efficient, and accessible power, put an RMx SHIFT Series PSU on your side.
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    Top comment

    "Nice power supply. Quite, and supplies power. What more could you ask for....Fantastic power supply."

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    Product Description

    CORSAIR RMx SHIFT Series fully modular power supplies boast a revolutionary side cable interface to keep all your connections within quick reach, for exceptionally convenient 80 PLUS Gold efficient power. With fully modular micro-fit connections and ATX 3.0 compliance, RMx SHIFT makes clean PC builds and upgrades even easier. RMx SHIFT PSUs use Japanese 105°C-rated electrolytic capacitors, for long life and reliability backed by a ten-year warranty. A 140mm fluid dynamic bearing fan utilizes a specially calculated fan curve for high performance and reliability with low noise, while Zero RPM mode support ensures virtually silent operation at low and medium loads. For quiet, efficient, and accessible power, put an RMx SHIFT Series PSU on your side.
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    Your price for this item is $199.99
    Save $30
    The comparable value price is $229.99
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