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- Best overall: Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024)
- Best budget: MSI MAG A750GL PCIE5 750W 80 PLUS Gold Fully Modular ATX Power Supply
- Best premium: Seasonic FOCUS GX-850 ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply
- Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024): be quiet! Pure Power 12 M 850W 80 PLUS Gold Modular ATX Power Supply
- The Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024) is a balanced choice for many gaming PCs, with 850 watts and an ATX 3.1 design.
- The MSI MAG A750GL PCIE5 750W 80 PLUS Gold Fully Modular ATX Power Supply suits mainstream builds that need 750 watts and a modern GPU power connection.
- The Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024) is the compact pick for small-form-factor builds.
- Match PSU wattage, case size, connectors, and GPU requirements before choosing a Black Friday 2026 power supply.
The PSU Black Friday 2026 offers category covers seven power supplies for gaming desktops, small-form-factor PCs, and high-end builds. I researched and compared specs, reviews and owner feedback to select options with clear strengths, including ATX 3.1 compatibility, compact SFX sizing, and wattages from 750 to 1,000 watts.
A power supply should fit the case and support the rest of the build before efficiency or extra features enter the decision. My pick for most people is the Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024), while the Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024) is a standout for compact systems. Check your graphics card’s connector requirements and recommended PSU wattage before you buy.
How We Picked
- Compared rated wattage with typical needs for mainstream, high-end, and compact PC builds.
- Prioritized clear compatibility information, including ATX versions, GPU power connectors, and SFX dimensions.
- Reviewed efficiency ratings, modular cable designs, cooling approaches, warranty information, and owner feedback.
- Selected a range of products from established manufacturers rather than focusing on one price tier or case size.
- Considered upgrade headroom and practical build requirements, while avoiding wattage recommendations that ignore the other PC components.
Comparison Table
| Product | Best for | Rated output | Efficiency rating | Form factor |
|---|---|---|---|---|
| Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024) | Mainstream gaming PCs | 850 watts | 80 PLUS Gold | ATX |
| MSI MAG A750GL PCIE5 750W 80 PLUS Gold Fully Modular ATX Power Supply | Mainstream gaming builds | 750 watts | 80 PLUS Gold | ATX |
| Seasonic FOCUS GX-850 ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply | ATX 3.1 gaming PCs | 850 watts | 80 PLUS Gold | ATX |
| be quiet! Pure Power 12 M 850W 80 PLUS Gold Modular ATX Power Supply | Quiet-focused builds | 850 watts | 80 PLUS Gold | ATX |
| NZXT C850 Gold ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply | Modern ATX gaming builds | 850 watts | 80 PLUS Gold | ATX |
| Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024) | Small-form-factor PCs | 750 watts | 80 PLUS Platinum | SFX |
| Thermaltake Toughpower GF A3 850W 80 PLUS Gold Fully Modular ATX Power Supply | 850-watt gaming PCs | 850 watts | 80 PLUS Gold | ATX |
Best Picks Reviewed
#1 · Top pick
Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024)
The Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024) is the best all-round PSU for mainstream gaming builds, with 850 watts and ATX 3.1 support.
Best for: Mainstream gaming PCs and balanced upgrades
- Rated output
- 850 watts
- Efficiency rating
- 80 PLUS Gold
- Form factor
- ATX
- ATX standard
- ATX 3.1
- Fully modular cables help keep a build tidy.
- ATX 3.1 support suits current GPU builds.
- 850 watts offers useful headroom for many gaming systems.
- An 850-watt unit is unnecessary for low-power office PCs.
Is the Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024) worth buying on Black Friday 2026?
The Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024) is a strong Black Friday 2026 shortlist choice for a gaming PC that needs 850 watts, modular cabling, and ATX 3.1 support.
See today’s Black Friday price on Amazon
#2
MSI MAG A750GL PCIE5 750W 80 PLUS Gold Fully Modular ATX Power Supply
The MSI MAG A750GL PCIE5 750W 80 PLUS Gold Fully Modular ATX Power Supply is the best value-focused PSU for mainstream gaming builds, with 750 watts and PCIe 5 support.
Best for: Mainstream gaming builds with a compatible modern GPU
- Rated output
- 750 watts
- Efficiency rating
- 80 PLUS Gold
- Form factor
- ATX
- Modular design
- Fully modular
- 750 watts fits many midrange gaming configurations.
- Fully modular cables simplify installation.
- PCIe 5 support adds a modern GPU connection option.
- High-end builds with power-hungry components need a wattage check.
Is the MSI MAG A750GL PCIE5 750W 80 PLUS Gold Fully Modular ATX Power Supply worth buying on Black Friday 2026?
The MSI MAG A750GL PCIE5 750W 80 PLUS Gold Fully Modular ATX Power Supply is worth considering for a mainstream gaming PC that calls for 750 watts, Gold-rated efficiency, and a fully modular cable setup.
See today’s Black Friday price on Amazon
#3
Seasonic FOCUS GX-850 ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply
The Seasonic FOCUS GX-850 ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply is the best PSU for builders prioritizing a current platform, with 850 watts and ATX 3.1 support.
Best for: Gaming PC builders seeking an ATX 3.1 unit
- Rated output
- 850 watts
- Efficiency rating
- 80 PLUS Gold
- ATX standard
- ATX 3.1
- Modular design
- Fully modular
- 850 watts works for a broad range of gaming builds.
- ATX 3.1 support matches newer PC component requirements.
- Modular cables reduce unused wiring in the case.
- Confirm the precise cable set against the graphics card requirements.
Is the Seasonic FOCUS GX-850 ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply worth buying on Black Friday 2026?
The Seasonic FOCUS GX-850 ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply is a good Black Friday 2026 pick for a gaming build needing 850 watts, Gold efficiency, and fully modular cables.
See today’s Black Friday price on Amazon
#4
be quiet! Pure Power 12 M 850W 80 PLUS Gold Modular ATX Power Supply
The be quiet! Pure Power 12 M 850W 80 PLUS Gold Modular ATX Power Supply is the best PSU for builders who value quiet-focused design, with 850 watts and a modular cable layout.
Best for: Quiet-focused gaming and workstation builds
- Rated output
- 850 watts
- Efficiency rating
- 80 PLUS Gold
- Form factor
- ATX
- Cable design
- Modular
- 850 watts provides capacity for many higher-performance PCs.
- The product line emphasizes quiet operation.
- Modular cabling helps simplify cable management.
- Check the exact generation and GPU connector package before purchase.
Is the be quiet! Pure Power 12 M 850W 80 PLUS Gold Modular ATX Power Supply worth buying on Black Friday 2026?
The be quiet! Pure Power 12 M 850W 80 PLUS Gold Modular ATX Power Supply is a sensible option for a quiet-focused build that needs 850 watts. Verify the listed connector configuration against the graphics card before choosing it.
See today’s Black Friday price on Amazon
#5
NZXT C850 Gold ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply
The NZXT C850 Gold ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply is the best PSU for an NZXT-centered gaming build, with 850 watts and ATX 3.1 compatibility.
Best for: Clean, modern ATX gaming builds
- Rated output
- 850 watts
- Efficiency rating
- 80 PLUS Gold
- ATX standard
- ATX 3.1
- Cable design
- Fully modular
- ATX 3.1 support is a useful modern-build feature.
- 850 watts covers many gaming PC configurations.
- Fully modular cables support a clean installation.
- Compare its dimensions with the case and cable-routing space.
Is the NZXT C850 Gold ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply worth buying on Black Friday 2026?
The NZXT C850 Gold ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply is a suitable choice for an ATX gaming PC needing 850 watts, Gold efficiency, and a fully modular layout.
See today’s Black Friday price on Amazon
#6
Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024)
The Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024) is the best PSU for compact PC builders, with 750 watts in an SFX form factor.
Best for: Small-form-factor gaming PCs
- Rated output
- 750 watts
- Efficiency rating
- 80 PLUS Platinum
- Form factor
- SFX
- Cable design
- Fully modular
- SFX sizing fits compatible compact cases.
- Platinum efficiency is a standout feature.
- Fully modular cables help in space-constrained builds.
- SFX power supplies are not the right physical fit for every ATX case.
Is the Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024) worth buying on Black Friday 2026?
The Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024) is a strong compact-build pick for a compatible SFX case that needs 750 watts and Platinum-rated efficiency.
See today’s Black Friday price on Amazon
#7
Thermaltake Toughpower GF A3 850W 80 PLUS Gold Fully Modular ATX Power Supply
The Thermaltake Toughpower GF A3 850W 80 PLUS Gold Fully Modular ATX Power Supply is the best PSU for builders seeking an 850-watt modular unit, with ATX 3.0 support.
Best for: Gaming PC builds needing 850 watts
- Rated output
- 850 watts
- Efficiency rating
- 80 PLUS Gold
- ATX standard
- ATX 3.0
- Cable design
- Fully modular
- 850 watts is a flexible capacity for many gaming PCs.
- ATX 3.0 provides a modern platform specification.
- Fully modular cables support a tidier build.
- Check the GPU’s connector needs and the exact included cable configuration.
Is the Thermaltake Toughpower GF A3 850W 80 PLUS Gold Fully Modular ATX Power Supply worth buying on Black Friday 2026?
The Thermaltake Toughpower GF A3 850W 80 PLUS Gold Fully Modular ATX Power Supply suits a gaming PC that needs 850 watts, modular cabling, and ATX 3.0 support. Confirm case fit and GPU connectors before buying.
See today’s Black Friday price on Amazon
Which PSU is best overall for Black Friday 2026?
The Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply is a strong all-round pick, with 850 watts, ATX 3.1 support, and modular cabling. The MSI MAG A750GL PCIE5 750W 80 PLUS Gold Fully Modular ATX Power Supply suits builds with lower power needs.
Check the exact model, included cables, and warranty on the listing. Match PSU capacity to the graphics card and the rest of the system.
How many watts does a gaming PC power supply need?
Choose wattage based on the graphics card, processor, and other components. Start with the graphics card maker’s PSU recommendation and leave headroom for the full build and planned upgrades.
The Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply, Seasonic FOCUS GX-850 ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply, and NZXT C850 Gold ATX 3.1 850W 80 PLUS Gold Fully Modular Power Supply are 850-watt options.
What is the difference between ATX and SFX power supplies?
ATX and SFX are PSU form factors. Most desktop towers use ATX, while compact cases often call for SFX, such as the Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply.
Check the case’s supported format, PSU dimensions, clearance, and cable space before buying.
Does an 80 PLUS rating tell you which PSU to buy?
An 80 PLUS rating measures power-conversion efficiency under specified conditions. The models here include Gold-rated ATX units and the Platinum-rated Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply.
Compare efficiency alongside wattage, connectors, case fit, protections, noise, and warranty. Verify the certification for the exact listing.
Which PSU connectors should you check before buying?
Match the PSU’s motherboard, CPU, and graphics-card connectors to the components in your build. Check the GPU maker’s instructions and the exact PSU cable list; cables can vary by model and revision.
Follow manufacturer instructions for any required graphics-card cable or adapter.
Buying Guide
Match wattage to the full PC
Use the graphics card maker’s PSU guidance, then account for the processor, drives, fans, and upgrades.
Check the case form factor
Confirm ATX or SFX support and compare the PSU dimensions with the case clearance. The Corsair SF750 is SFX; the other picks use ATX.
Verify every power connector
Compare the exact cable list with motherboard, CPU, and GPU requirements. Follow manufacturer directions for cables and adapters.
Choose the cable layout
Fully modular PSUs connect only the cables needed. Semi-modular and fixed-cable models leave more wiring attached.
Compare efficiency and warranty details
Treat the 80 PLUS rating as one efficiency reference. Check the exact warranty, protections, and operating specifications.
FAQ
What is the best PSU to buy on Black Friday 2026?
The Corsair RM850x 850W 80 PLUS Gold Fully Modular ATX Power Supply (2024) is the best all-round pick here for many gaming PCs, with 850 watts, modular cables, and ATX 3.1 support. Check wattage and connectors against your exact components.
Is 750 watts enough for a gaming PC?
A 750-watt PSU suits gaming PCs whose graphics card, processor, and other components fit within the system’s power requirements. The MSI MAG A750GL PCIE5 750W is a suitable option to compare, but check the GPU maker’s guidance first.
Is the Corsair SF750 suitable for a small PC?
The Corsair SF750 750W 80 PLUS Platinum Fully Modular SFX Power Supply (2024) is designed for compatible SFX builds. Confirm that the case supports SFX, check its clearance, and verify that the included cables suit the graphics card and motherboard.
Should I choose an ATX 3.1 power supply?
An ATX 3.1 PSU is a relevant option for a new build when its cables and specifications match the graphics card and other parts. The Corsair RM850x and Seasonic FOCUS GX-850 are ATX 3.1 options in this guide.
Is a Gold-rated PSU better than a Platinum-rated PSU?
Gold and Platinum refer to different 80 PLUS efficiency ratings, with Platinum indicating a higher efficiency class under the certification conditions. The rating does not replace checks for wattage, connectors, form factor, warranty, and overall suitability.
Are fully modular power supplies worth choosing?
Fully modular PSUs let builders attach only the cables required for a PC, which can simplify cable routing and storage. The Corsair RM850x, MSI MAG A750GL, and Corsair SF750 are fully modular options among these Black Friday 2026 picks.