power supply for gaming PC comparison - September 2026

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Last updated on 05.09.2026

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CORSAIR RM850e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black

Corsair

free shipping

To the product (1 offer)

9,9

Offer ends in:

01Day

22hours

34minutes

42seconds

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Tecnoware Power Systems Exa Plus 2000VA Uninterruptible Power Supply, Blackout Protection for MAC, Gaming PCs & Consoles, AVR Stabilizer, USB & RJ11/RJ45 Ports, 2000VA

Tecnoware Power Systems

3% off

free shipping

To the product (1 offer)

9,8

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MSI MAG A850GL PCIE5 Power Supply Unit, 850W, 80 Plus Gold, Fully Modular, ATX 3.0, PCIe 5.0 GPU Support, Black Flat Cables, 7 Year Warranty

MSI

free shipping

To the product (17 offers)

9,8

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ASUS TUF Gaming 1000W Gold Power Supply

ASUS

5% off

free shipping

To the product (19 offers)

9,6

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NZXT C850 Gold ATX 3.1-850W Fully Modular Power Supply | 850W 80 PLUS Gold ATX 3.1 PSU, fully modular and quiet. PCIe 5 ready for modern GPUs, backed by a 10-year warranty.

NZXT

32% off

free shipping

To the product (10 offers)

9,6

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Vetroo 1000W White Power Supply ATX 3.1 Ready Dual PCIe 5.1, 80 Plus Gold Full Modular, Eco Mode with 120mm FDB Fan, Compact Size, 10 Year Warranty for Gaming PC

Vetroo

free shipping

To the product (1 offer)

9,6

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GameMax 750W Rampage Power Supply (No Power Cable inc.), Semi-Modular, APFC, Japanese Tk Main Capacitor, 80 Plus Bronze, 88% Efficiency, 14cm Cooling Fan, Real Power Gaming | Black

GAMEMAX

16% off

free shipping

To the product (5 offers)

9,6

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CyberPowerPC Luxe Gaming PC - Liquid Cooling, 650W PSU, Nvidia RTX 5070, 1TB NVMe SSD, Windows 11, AMD Ryzen 7 9800X3D

CyberPowerPC

free shipping

To the product (1 offer)

9,5

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Cooler Master MWE 850 Gold V2 Fully Modular PSU (UK Plug) - 80 PLUS Gold 850W Power Supply Unit, Flat Black Cabling, 120mm HDB Fan, High-Temperature Threshold

Cooler Master

free shipping

To the product (3 offers)

9,5

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LC-POWER 750W Power Supply Unit Gold, ATX 3.1 Modular PSU - 80+ Gold Certified, Ultra Silent 135mm Fan, PCIe 5.1 Ready for Gaming PCs (UK Stock)

LC-Power

free shipping

To the product (4 offers)

9,3

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Aerocool Integrator 850 W 80 Plus Bronze Power Supply Unit with UK 3 Pin Power Lead

AeroCool

£ 64.96 free shipping

To the product (7 offers)

SAMA G850 Power Supply - 850W Fully Modular 80 Plus Gold Certified ATX 3.1 & PCIE 5.1 Compliant Japanese Capacitors 150mm FDB Fan Supports RTX 50/40 Series GPUs - Black

SAMA

£ 84.99 free shipping

To the product (1 offer)

XUM Titan Prebuilt Gaming PC: AMD Ryzen 5 5600G, Radeon Vega 7 Integrated Graphics, 16GB DDR4 RAM, 256GB NVMe SSD, 1TB HDD, 500W PSU 80+ Bronze, aRGB, WiFi 5, Windows 11 Home, Entry Level, Black Case

XUM in for quality

£ 449.99 free shipping

To the product (1 offer)

Razer Leviathan V2 X - PC Gaming Soundbar (Full-Range Drivers, Compact Desktop Form Factor, USB Type C Power and Audio Delivery, Bluetooth 5.0) Black

Razer

£ 93.31 free shipping

To the product (5 offers)

SKE 625VA/360W UPS Battery Backup & Surge Protector UPS Battery Backup Unit for Computer Router Modem Uninterruptible Power Supply

SKE SMART KEY ENERGY

£ 68.99 free shipping

To the product (1 offer)

Mars Gaming MPIII850 ATX 850W Power Supply, 80 Plus Bronze, White | 5 Year Warranty, 80Plus Bronze Certified, 89% Energy Efficiency, APFC, 120mm AI-RPM FDB Fan, DC-DC and SMD

Mars Gaming

£ 66.33 free shipping

To the product (3 offers)

Gigabyte 650W ATX 12V Standard Power Supply - P650G-UK - 80 PLUS Gold

Gigabyte

£ 64.99 free shipping

To the product (1 offer)

CORSAIR RM750e (2025) Fully Modular Low-Noise ATX Power Supply with 12V-2x6 Cable – ATX 3.1 & PCIe 5.1 Compliant, Cybenetics Gold Efficiency, 105°C-Rated Capacitors, Modern Standby Mode – Black

Corsair

£ 89.99 free shipping

Only:

46hrs

34min

42sec

To the product (1 offer)

be quiet! Pure Power 12 M 550W power supply, 80 PLUS Gold efficiency, ATX 3.0 PSU with full support for PCIe 5.0 GPUs, exceptionally silent 120mm be quiet! fan, 2 strong 12V-rails, modular cables

Pure Power 12 M 550W is certified 80 PLUS Gold with an outstanding efficiency rating of up to 92.8%. The most compelling benefit: lower power consumption, consequently lower costs, and above all a cooler as well as quieter operation. Pure Power 12 M 550W is always the correct choice for quiet systems and gaming PCs!

£ 79.38 free shipping

To the product (4 offers)

ADMI Gaming PC, Intel Core i5 13400F, NVIDIA RTX 5070 12GB GDDR7, 32GB DDR4, 1TB NVMe, MSI M100R RGB Case (Black), WiFi, Windows 11

ADMI

£ 1,699.99 free shipping

To the product (1 offer)

Seasonic Prime Ultra Platinum 1300W (80+Platinum, ATX 12V) Power Supply for Computer/Gaming PC's, 6x PCIe, Cable Management

Seasonic

£ 221.05 free shipping

To the product (1 offer)

Lian Li EDGE Gold 1200W PC Power Supply Black, 1200 Watt ATX PSU, PCIe 5.1, ATX 3.1 PSU | 80 PLUS Gold, modular, Sleeved Cable Kit, 12VHPWR for NVIDIA RTX, quiet fan, USB hub & fan hub

LIAN LI

£ 129.60

To the product (5 offers)

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