Best Buy customers often prefer the following products when searching for powerful power supply.
A good power supply is the backbone of your system—it takes the AC power from your wall socket and converts it into the DC power that all your PC components use. Browse the top-ranked list of powerful power supplies below along with associated reviews and opinions.
CORSAIR - HXi Series HX1500i 80 PLUS Platinum Fully Modular Ultra-Low Noise ATX Power Supply - Black
Model: CP-9020215-NASKU: 6510382Top comment"Great power supply. Only downside is running a powerful MB and twin GPU's its missing the 16pin connector to save pcie space...couldnt run my msi godlike with twin 3090tis, not enough ports...Very powerful no problem with not having enough power...Corsair 1500 watt power supply"
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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. With three EPS12V connectors, 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.Top comment"Great power supply. Only downside is running a powerful MB and twin GPU's its missing the 16pin connector to save pcie space...couldnt run my msi godlike with twin 3090tis, not enough ports...Very powerful no problem with not having enough power...Corsair 1500 watt power supply"
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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. With three EPS12V connectors, 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.See all Power SuppliesYour price for this item is $394.99The previous price was $399.99CORSAIR - RM Series RM850 850W ATX 80 PLUS GOLD Certified Fully Modular Power Supply - White
Model: CP-9020232-NASKU: 6477389Top comment"Power supply...power supply works great, love the white cables on it...Great power supply...Best Buy deal on this made me buy it instantly. Great power supply white for white pc build amazing quality"
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CORSAIR RM Series Fully Modular Ultra-Low Noise Power Supplies deliver consistent 80 PLUS Gold efficient power to your PC. With triple EPS12V cables and four PCIe 8-pin power connectors, RM PSUs have all the connections needed to power today’s most demanding PC upgrades. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with support for the Modern Standby sleep mode. Zero RPM fan mode ensures virtually silent operation at low and medium loads. Fully modular cables make PC builds and upgrades easy, as you connect only the cables your system requires. RM PSUs are quiet, efficient, and dependable to power your high-performance PC for years to come.Top comment"Power supply...power supply works great, love the white cables on it...Great power supply...Best Buy deal on this made me buy it instantly. Great power supply white for white pc build amazing quality"
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CORSAIR RM Series Fully Modular Ultra-Low Noise Power Supplies deliver consistent 80 PLUS Gold efficient power to your PC. With triple EPS12V cables and four PCIe 8-pin power connectors, RM PSUs have all the connections needed to power today’s most demanding PC upgrades. Industrial-grade, 105°C-rated capacitors deliver superb electrical performance and reliability, backed by a ten-year warranty. Wake your computer faster and consume less power with support for the Modern Standby sleep mode. Zero RPM fan mode ensures virtually silent operation at low and medium loads. Fully modular cables make PC builds and upgrades easy, as you connect only the cables your system requires. RM PSUs are quiet, efficient, and dependable to power your high-performance PC for years to come.See all Power SuppliesYour price for this item is $139.99EVGA - SuperNOVA 1300W GT Power Supply
Model: 220-GT-1300-X1SKU: 6500780Top comment"POWERFULL POWER SUPPLY!...Powerful Powersupply! Got it on an amazing deal aswell!!!...Powerful and quiet...This power supply is so quiet. Sometimes I wonder if its on."
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Introducing the EVGA SuperNOVA GT Series of power supplies - the newest addition to the outstanding line of EVGA Power Supplies. Featuring 80 Plus Gold certification, 100% Japanese capacitors, a fluid dynamic bearing fan, and a fully modular design, this power supply is built for long-term usage and durability. Building upon EVGA's line of 80 Plus Gold rated power supplies, the EVGA GT Series combines all these features at a great price.Top comment"POWERFULL POWER SUPPLY!...Powerful Powersupply! Got it on an amazing deal aswell!!!...Powerful and quiet...This power supply is so quiet. Sometimes I wonder if its on."
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Introducing the EVGA SuperNOVA GT Series of power supplies - the newest addition to the outstanding line of EVGA Power Supplies. Featuring 80 Plus Gold certification, 100% Japanese capacitors, a fluid dynamic bearing fan, and a fully modular design, this power supply is built for long-term usage and durability. Building upon EVGA's line of 80 Plus Gold rated power supplies, the EVGA GT Series combines all these features at a great price.See all Power SuppliesYour price for this item is $269.99EVGA - GP Series 1600W ATX12V/EPS12V Gold Fully Modular Power supply
Model: 220-GP-1600-X1SKU: 6451643Top comment"Gold 1600 Power Supply...The powerful power supply for HD or 4K stream is Gold 1600 Power supply I recommend for all stream. ...best power supply...best power supply i have ever used must get if you want to be a good gamer"
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EVGA SuperNOVA 1600 G+, 80+ GOLD 1600W, Fully Modular, 10 Year Warranty, Includes FREE Power On Self Tester, Power Supply 220-GP-1600-X1Top comment"Gold 1600 Power Supply...The powerful power supply for HD or 4K stream is Gold 1600 Power supply I recommend for all stream. ...best power supply...best power supply i have ever used must get if you want to be a good gamer"
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EVGA SuperNOVA 1600 G+, 80+ GOLD 1600W, Fully Modular, 10 Year Warranty, Includes FREE Power On Self Tester, Power Supply 220-GP-1600-X1See all Power SuppliesYour price for this item is $429.99Thermaltake - ToughPower Grand RGB 850W ATX12V 2.4/EPS12V 2.92 80 Plus Gold Modular Power Supply - Black
Model: PS-TPG-0850FPCGUS-RSKU: 6200000Top comment"Great power supply...Súper and beautiful thermaltake power supply. I highly recommend this product...All the powers!...It's Green! It's Blue! It's a power supply! It moved all the electrons at near light speed to wherever you need them. 1 electron? "
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Run your custom desktop with this 80 PLUS Gold-rated Thermaltake Toughpower Grand power supply. Its fully modular design enables a flexible, space-efficient cabling setup, and its customizable RGB LED ring makes it visually distinct. The hydraulic bearing fan of this 850W Thermaltake Toughpower Grand power supply has an anti-vibration mounting system for quiet operation.Top comment"Great power supply...Súper and beautiful thermaltake power supply. I highly recommend this product...All the powers!...It's Green! It's Blue! It's a power supply! It moved all the electrons at near light speed to wherever you need them. 1 electron? "
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Run your custom desktop with this 80 PLUS Gold-rated Thermaltake Toughpower Grand power supply. Its fully modular design enables a flexible, space-efficient cabling setup, and its customizable RGB LED ring makes it visually distinct. The hydraulic bearing fan of this 850W Thermaltake Toughpower Grand power supply has an anti-vibration mounting system for quiet operation.See all Power SuppliesYour price for this item is $99.99The previous price was $149.99EVGA - GT Series 850W Auto Eco Mode with FDB Fan 80 Plus Power Supply
Model: 220-GT-0850-Y1SKU: 6481207Top comment"Solid Power Supply...I got this for a replacement of an older 750. It powers my computer as it should. I see how it does after 6 months....really quite and powerful...i am surprise that this power supply is really quite and very powerful it support 3070 graphic card"
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Introducing the EVGA SuperNOVA GT Series of power supplies - the newest addition to the outstanding line of EVGA Power Supplies. Featuring 80 Plus Gold certification, 100% Japanese capacitors, a fluid dynamic bearing fan, and a fully modular design, this power supply is built for long-term usage and durability. Building upon EVGA's line of 80 Plus Gold rated power supplies, the EVGA GT Series combines all these features at a great price.Top comment"Solid Power Supply...I got this for a replacement of an older 750. It powers my computer as it should. I see how it does after 6 months....really quite and powerful...i am surprise that this power supply is really quite and very powerful it support 3070 graphic card"
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Introducing the EVGA SuperNOVA GT Series of power supplies - the newest addition to the outstanding line of EVGA Power Supplies. Featuring 80 Plus Gold certification, 100% Japanese capacitors, a fluid dynamic bearing fan, and a fully modular design, this power supply is built for long-term usage and durability. Building upon EVGA's line of 80 Plus Gold rated power supplies, the EVGA GT Series combines all these features at a great price.See all Power SuppliesYour price for this item is $159.99EVGA - W3 Series 450W ATX 12V/EPS 12V 80 Plus Power Supply - White
Model: 100-W3-0450-K1SKU: 6411819See all Power SuppliesOpen-BoxAs low asYour price for this item is $33.99CORSAIR - CX-M Series CX650M Semi-Modular Low-Noise ATX Power Supply - Black
Model: CP-9020221-NASKU: 6459240Top comment"POWER SUPPLY...Great power supply, very smooth, itbworks great easy to install....CORSAIR - CX-M Series CX650M power supply...Added a more powerful power supply due to adding a video card. "
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CORSAIR CX-M Series Low-Noise Power Supplies offer 80 PLUS Bronze efficiency and semi-modular cabling for reliable, low-noise operation. With Dual EPS12V cables and two/four PCIe 8-pin power connectors, CX-M PSUs have all the connections needed to power today’s most demanding PC upgrades. Japanese 105°C-rated capacitors deliver superb electrical performance and reliability for your system, backed by a five-year warranty. Robust DC-DC conversion ensures clean, consistent power for all your components and peripherals. With a compact 140mm size allowing for great flexibility in build configurations, CX-M Series power supplies deliver reliable power for nearly any build.Top comment"POWER SUPPLY...Great power supply, very smooth, itbworks great easy to install....CORSAIR - CX-M Series CX650M power supply...Added a more powerful power supply due to adding a video card. "
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CORSAIR CX-M Series Low-Noise Power Supplies offer 80 PLUS Bronze efficiency and semi-modular cabling for reliable, low-noise operation. With Dual EPS12V cables and two/four PCIe 8-pin power connectors, CX-M PSUs have all the connections needed to power today’s most demanding PC upgrades. Japanese 105°C-rated capacitors deliver superb electrical performance and reliability for your system, backed by a five-year warranty. Robust DC-DC conversion ensures clean, consistent power for all your components and peripherals. With a compact 140mm size allowing for great flexibility in build configurations, CX-M Series power supplies deliver reliable power for nearly any build.See all Power SuppliesYour price for this item is $79.99EVGA - 850W Modular BQ Power Supply - Black
Model: 110-BQ-0850-V1SKU: 5594501Top comment"Strong Power Supply...Great power supply love EVGA. Modular design made installation a breeze and the rig looks great now with minimal wires looks very clean...Powerful power supply...This is perfect for the price and has all the power that most gaming computers need"
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Power your customized desktop computer with this EVGA power supply. The large built-in fan prevents it from overheating during heavy use, and the sturdy box construction makes it easy to mount externally or install in your computer shell. This EVGA power supply comes with all the cords needed for installation.Top comment"Strong Power Supply...Great power supply love EVGA. Modular design made installation a breeze and the rig looks great now with minimal wires looks very clean...Powerful power supply...This is perfect for the price and has all the power that most gaming computers need"
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Power your customized desktop computer with this EVGA power supply. The large built-in fan prevents it from overheating during heavy use, and the sturdy box construction makes it easy to mount externally or install in your computer shell. This EVGA power supply comes with all the cords needed for installation.See all Power SuppliesYour price for this item is $119.99EVGA - GP Series SuperNOVA 1000W ATX 80 Plus Gold Fully Modular Power Supply - Black
Model: 120-GP-1000-X1SKU: 6209800Top comment"Great power supply...As of right now this power supply is still going strong...Powerful...Great power supply, easily powers all of my components which includes an EVGA FTW3 RTX 3090 and a I9 10900k."
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The EVGA SuperNOVA G+ Power Supplies have arrived. Launched in 2013, the EVGA SuperNOVA G1 power supplies have been among the longest-lasting and best-performing power supplies on the market. Despite only a few changes over the years, it's only fitting that these are due for an upgrade. Enter the G+, the new and improved fully-modular power supply line-up from EVGA with an 80+ Gold Efficiency rating. Compared to the EVGA SuperNOVA G1 power supplies, the G+ are up to 20mm shorter, feature 100% Japanese capacitors, are up to 20% quieter, have much tighter 12v. load regulation, and have a superior fluid-dynamic bearing fan. Combining a full set of current, voltage, and temperature protections with EVGA's World Leading 10-Year Warranty, the EVGA SuperNOVA G+ power supplies set the new Gold standard for performance and value.Top comment"Great power supply...As of right now this power supply is still going strong...Powerful...Great power supply, easily powers all of my components which includes an EVGA FTW3 RTX 3090 and a I9 10900k."
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The EVGA SuperNOVA G+ Power Supplies have arrived. Launched in 2013, the EVGA SuperNOVA G1 power supplies have been among the longest-lasting and best-performing power supplies on the market. Despite only a few changes over the years, it's only fitting that these are due for an upgrade. Enter the G+, the new and improved fully-modular power supply line-up from EVGA with an 80+ Gold Efficiency rating. Compared to the EVGA SuperNOVA G1 power supplies, the G+ are up to 20mm shorter, feature 100% Japanese capacitors, are up to 20% quieter, have much tighter 12v. load regulation, and have a superior fluid-dynamic bearing fan. Combining a full set of current, voltage, and temperature protections with EVGA's World Leading 10-Year Warranty, the EVGA SuperNOVA G+ power supplies set the new Gold standard for performance and value.See all Power SuppliesYour price for this item is $197.99The regular price is $219.99