Comparison numbers

12 Products researched
5 Research hours
820 Readers
18,956 Customer ratings

Best Power Supply Units

Power Supply Unit Comparison 2025

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Best Product
Corsair RM1000x
Corsair RM1000x
Amazon
Bestseller
Thermaltake Smart RGB
Thermaltake Smart RGB
Amazon
be quiet PURE POWER 11
be quiet PURE POWER 11
Amazon
Corsair SF750
Corsair SF750
Amazon
LC-Power LC420H-12
LC-Power LC420H-12
Amazon
Best Price
TooQ TQEP-500S-SFX
TooQ TQEP-500S-SFX
Amazon
Customer rating (from Amazon)
Available at
Manufacturer
Form factor
Power
Available connections
Number of SATA interfaces
Number of PCIe interfaces
Dimensions
Weight
On/off switch
Shipping (Amazon)
Best Product
Best Product
AmazonCorsair RM1000x
Rating
Excellent01/2025

1

Corsair RM1000x
Customer rating
Amazon885 reviews
Check Price
Available at
399,18 £
see vendordays
see vendordays
233,90 £
4 daysdays4646£
Manufacturer
Corsair
Form factor
ATX
Power
1000 W
Available connections
  • - CPU
  • - PCIe
  • - Floppy disk
  • - MOLEX
  • - 20+4 Pin
  • - and more
Number of SATA interfaces
6
Number of PCIe interfaces
8
Dimensions
3,4 x 5,9 x 6,3 in
Weight
70,5 oz
On/off switch
Shipping (Amazon)
4 days
Check Price
Bestseller
Bestseller
AmazonThermaltake Smart RGB
Rating
Excellent01/2025

2

Thermaltake Smart RGB
Customer rating
Amazon2,451 reviews
Check Price
Available at
108,64 £
see vendordays
52,72 £
see vendordays1010£
Manufacturer
Thermaltake
Form factor
ATX
Power
700 W
Available connections
  • - CPU
  • - PCIe
  • - Floppy disk
  • - MOLEX
  • - 20+4 Pin
  • - and more
Number of SATA interfaces
5
Number of PCIe interfaces
2
Dimensions
3,4 x 5,5 x 5,9 in
Weight
56,4 oz
On/off switch
Shipping (Amazon)
see vendor
Check Price
Amazonbe quiet PURE POWER 11
Rating
Excellent01/2025

3

be quiet PURE POWER 11
Customer rating
Amazon667 reviews
Check Price
Available at
79,99 £
see vendordays00£
see vendordays
Manufacturer
be quiet
Form factor
ATX
Power
500 W
Available connections
  • - Motherboard
  • - PATA
  • - MOLEX
  • - PCIe
  • - Floppy disk
  • - and more
Number of SATA interfaces
6
Number of PCIe interfaces
2
Dimensions
3,4 x 5,9 x 5,9 in
Weight
72,3 oz
On/off switch
Shipping (Amazon)
see vendor
Check Price
AmazonCorsair SF750
Rating
Excellent01/2025

4

Corsair SF750
Customer rating
Amazon788 reviews
Check Price
Available at
249,99 £
see vendordays
see vendordays
Manufacturer
Corsair
Form factor
ATX
Power
750 W
Available connections
  • - 20+4 Pin
  • - CPU
  • - MOLEX
  • - PCIe
  • - Floppy disk
Number of SATA interfaces
Number of PCIe interfaces
4
Dimensions
2,5 x 2,5 x 4,9 in
Weight
31,7 oz
On/off switch
Shipping (Amazon)
see vendor
Check Price
AmazonLC-Power LC420H-12
Rating
Excellent01/2025

5

LC-Power LC420H-12
Customer rating
Amazon851 reviews
Check Price
Available at
33,29 £
see vendordays00£
see vendordays
Manufacturer
LC-Power
Form factor
ATX
Power
420 W
Available connections
  • - Floppy disk
  • - compatible with many music streaming services
  • - 4-pin
Number of SATA interfaces
4
Number of PCIe interfaces
Dimensions
34,3 x 55,1 x 59,1 in
Weight
49,4 oz
On/off switch
Shipping (Amazon)
see vendor
Check Price
Best Price
Best Price
AmazonTooQ TQEP-500S-SFX
Rating
Excellent01/2025

6

TooQ TQEP-500S-SFX
Customer rating
Amazon375 reviews
Check Price
Available at
29,62 £
see vendordays
see vendordays
Manufacturer
Form factor
ATX
Power
500 W
Available connections
  • - 20+4 Pin
Number of SATA interfaces
Number of PCIe interfaces
Dimensions
2,5 x 3,9 x 4,9 in
Weight
28,2 oz
On/off switch
Shipping (Amazon)
see vendor
Check Price

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