ATX Power Supplies reviews and tests

Alza Test Ranks ATX Power Supplies Based on User Reviews and Other Data

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ATX Power Supplies – Test Results

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287 Results
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Inter-Tech IPC ASPOWER R2A-MV0550 550W ATX/PS2 (redundant)
PC Power Supply - 550 W, ATX form factor, 80 PLUS Silver certification, 92 % efficiency, active PFC, 40 mm fan size, 1× EPS/CPU 4+4pin, 1× PCI Express 8-pin / 6+2-pin, 1× PCI Express 6-pin , 6× Serial ATA 15-pin, 2× Molex HDD 4-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 84 × 190 mm (W×H×D)
  539.90 €
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Ordered on request
Order Code: ITEzs05
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GameMax MAX P550B
PC Power Supply - 550 W, ATX form factor, 80 PLUS Bronze certification, 88 % efficiency, active PFC and DC-DC converters, 120 mm fan size, connectors ATX 20+4pin, PCI-E 8pin / 6+2pin and 2x CPU 8pin / 4+4pin, dimensions 150 × 86 × 140 mm (W×H×D)
New arrival 42.90 €
Currently Unavailable
Order Code: gamaxZ03
3.3 3×
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Be quiet! POWER ZONE 2 1000W
PC Power Supply - 1000 W, ATX form factor, 80 PLUS Platinum certification, 94 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 140 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 7× Serial ATA 15-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 160 mm (W×H×D)
  179.90 €
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In stock > 5 pcs
Order Code: BNpz2a6
3.0 2×
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Montech BETA 2 750
PC Power Supply - 750 W, ATX form factor, 80 PLUS Bronze certification, power switch, 120 mm fan size, 1× EPS/CPU 4+4pin, 2× PCI Express 8-pin / 6+2-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
  51.90 €
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In stock > 5 pcs
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Order Code: MONb2a4
2.2 4×
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Corsair RM850x SHIFT (2025)
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 140 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 9× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86.5 × 160 mm (W×H×D)
  141.90 €
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In stock > 5 pcs
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Order Code: UY006rms4
1.0 2×
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FSP MEGA GM 1200W
PC Power Supply - 1200 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 135 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 10× Serial ATA 15-pin, 6× Molex HDD 4-pin connectors, dimensions 150 × 86 × 150 mm (W×H×D)
  196.90 €
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In stock > 5 pcs
Order Code: UDmg120
4.9 167×
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Corsair RM850x ATX 3.1
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 140 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 160 mm (W×H×D)
  135.90 €
Buy
Unsealed - in stock 1 pcs
Order Code: UY006rm85new
4.8 123×
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FSP Fortron HYDRO K PRO 750W ATX3.0
PC Power Supply - 750W, ATX, 80 PLUS Bronze, efficiency of 88%, 4 piece(s) PCIe (8-pin / 6+2-pin), 8 piece(s) SATA, thermal speed control, power switch and DC-DC converters, 120mm fan, no modular, depth of 140mm
  65.90 €
Buy
As good as new - in stock 1 pcs
Order Code: UDhkp750
4.9 57×
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Corsair CX550
PC Power Supply - 550 W, ATX form factor, 80 PLUS Bronze certification, thermal speed control and power switch, 120 mm fan size, 1× EPS/CPU 4+4pin, 2× PCI Express 8-pin / 6+2-pin, 3× Serial ATA 15-pin, 2× Molex HDD 4-pin connectors, dimensions 150 × 86 × 125 mm (W×H×D)
  56.90 €
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Unsealed - in stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UY006cx3
4.7 133×
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ADATA XPG PYLON 550W
PC Power Supply - 550 W, ATX form factor, 80 PLUS Bronze certification, 82 % efficiency, thermal speed control and power switch, 120 mm fan size, 1× EPS/CPU 4+4pin, 2× PCI Express 8-pin / 6+2-pin, 5× Serial ATA 15-pin, 2× Molex HDD 4-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
  37.90 €
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Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: DUzp550b
4.9 20×
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Corsair RM850e (2025) White
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 4× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
  132.90 €
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Unsealed - in stock 1 pcs
Order Code: UY006rmew5a
4.8 29×
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Corsair RM750e (2025)
PC Power Supply - 750 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 4× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
-1 % off new 119.90 € New 121.90 €
Buy
Unsealed - in stock 1 pcs
Order Code: UY006rme4a
4.9 19×
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Seasonic Prime TX-1600 Noctua Edition
PC Power Supply - 1600 W, ATX form factor, 80 PLUS Titanium certification, 94 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, maximum noise level 28.8 dB, 3× EPS/CPU 4+4pin, 2× PCI Express 16-pin, 8× PCI Express 8-pin / 6+2-pin, 16× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 210 mm (W×H×D)
-1 % off new 574.90 € New 581.90 €
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Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UE313r7n
4.6 47×
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ADATA XPG KYBER 850W
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, thermal speed control and power switch, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 2× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 2× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
-4 % off new 68.90 € New 71.90 €
Buy
Unsealed - in stock 1 pcs
Order Code: DUzk08
4.6 47×
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ADATA XPG KYBER 750W
PC Power Supply - 750 W, ATX form factor, 80 PLUS Gold certification, 90 % efficiency, thermal speed control and power switch, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 2× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 2× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
  62.90 €
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Unsealed - in stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: DUzk07
4.4 309×
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EVOLVEO Pulse 450W Black
PC Power Supply - 450 W, ATX form factor, active PFC, thermal speed control and power switch, 120 mm fan size, 1× PCI Express 8-pin / 6+2-pin, 2× Serial ATA 15-pin, 2× Molex HDD 4-pin, 1× Molex HDD 4-pin connectors
  33.90 €
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Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UE103g
4.6 36×
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Corsair RM850e
PC Power Supply - 850W, ATX, 80 PLUS Gold, efficiency of 90%, 3 piece(s) PCIe (8-pin / 6+2-pin), 7 × SATA, detachable cables, thermal speed control, power switch and zero RPM mode, 120mm fan, full modular, depth of 160mm
  84.90 €
Buy
Slightly used - in stock 1 pcs
Order Code: UY006rm4e
4.8 19×
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ASUS PRIME 850W GOLD
PC Power Supply - 850 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control and power switch, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 3× PCI Express 8-pin / 6+2-pin, 5× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 150 mm (W×H×D)
-5 % off new 93.90 € New 98.90 €
Buy
Unsealed - in stock 1 pcs
Order Code: ACzp850g1
5.0 12×
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ASUS ROG STRIX 1200W PLATINUM
PC Power Supply - 1200 W, ATX form factor, 80 PLUS Platinum certification, detachable cables, thermal speed control, power switch and zero RPM mode, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 160 mm (W×H×D)
-13 % off new 253.90 € New 291.90 €
Buy
Slightly used - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ACzs1200p
5.0 12×
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ASUS ROG STRIX 1200W PLATINUM
PC Power Supply - 1200 W, ATX form factor, 80 PLUS Platinum certification, detachable cables, thermal speed control, power switch and zero RPM mode, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 3× Molex HDD 4-pin connectors, dimensions 150 × 86 × 160 mm (W×H×D)
-7 % off new 270.90 € New 291.90 €
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Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ACzs1200p
4.6 27×
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Corsair RM1000e
PC Power Supply - 1000W, ATX, 80 PLUS Gold, efficiency of 90%, 6 pc(s) PCIe (8-pin / 6+2-pin), 7 pc(s) SATA, detachable cables, thermal speed control, power switch and zero RPM mode, 120mm fan, full modular, depth of 160mm
  175.90 €
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Slightly used - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: UY006rm5e
4.4 41×
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GIGABYTE AORUS ELITE P1000W 80+ Platinum Modular PCIe 5.0
PC Power Supply - 1000 W, ATX form factor, 80 PLUS Platinum certification, 92 % efficiency, detachable cables, thermal speed control, power switch and zero RPM mode, 120 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 6× PCI Express 8-pin / 6+2-pin, 8× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 140 mm (W×H×D)
-10 % off new 134.90 € New 149.90 €
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As good as new - in stock 1 pcs
Order Code: GBz021
4.3 75×
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EVOLVEO FX 650
PC Power Supply - 650 W, ATX form factor, 80 PLUS Bronze certification, 82 % efficiency, active PFC, power switch and zero RPM mode, 140 mm fan size, 2× PCI Express 8-pin / 6+2-pin, 6× Serial ATA 15-pin, 2× Molex HDD 4-pin, 1× Molex HDD 4-pin connectors, dimensions 150 × 140 mm (W×D)
Buy with code ALZADNI10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky. 51.21 €
  56.90 €
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Unsealed - in stock 1 pcs
Order Code: UE107c
5.0 7×
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ASUS TUF GAMING 1000W Gold White Edition
PC Power Supply - 1000 W, ATX form factor, 80 PLUS Gold certification, detachable cables, thermal speed control, power switch and zero RPM mode, 135 mm fan size, 2× EPS/CPU 4+4pin, 1× PCI Express 16-pin, 4× PCI Express 8-pin / 6+2-pin, 5× Serial ATA 15-pin, 4× Molex HDD 4-pin connectors, dimensions 150 × 86 × 150 mm (W×H×D)
-21 % off new 124.90 € New 159.90 €
Buy
As good as new - in stock 1 pcs
Order Code: ACztg1000gw
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