Comparison numbers

12 Products researched
5 Research hours
820 Readers
24,029 Customer ratings

Best Power Supply Units

Power Supply Unit Comparison 2025

Sort & Filter
Best Product
Corsair RM1000x
Corsair RM1000x
Amazon
Thermaltake Smart RGB
Thermaltake Smart RGB
Amazon
Bestseller
Sea Sonic Electronics SSR-650FX
Sea Sonic Electronics SSR-650FX
Amazon
be quiet PURE POWER 11
be quiet PURE POWER 11
Amazon
Asus ROG Strix 750G
Asus ROG Strix 750G
Amazon
Sharkoon SilentStorm SFX
Sharkoon SilentStorm SFX
Amazon
LC-Power LC420H-12
LC-Power LC420H-12
Amazon
Customer rating (from Amazon)
Available at
Manufacturer
Form factor
Power
Available connections
Number of SATA interfaces
Number of PCIe interfaces
Dimensions
Weight
Cable length
On/off switch
Shipping (Amazon)
Best Product
Best Product
AmazonCorsair RM1000x
Rating
Excellent01/2025

1

Corsair RM1000x
Customer rating
Amazon8,423 reviews
Amazon
Available at
358,08 $
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
Cable length
24 in
On/off switch
Shipping (Amazon)
4 days
Amazon
AmazonThermaltake Smart RGB
Rating
Excellent05/2025

2

Thermaltake Smart RGB
Customer rating
Amazon5,051 reviews
Amazon
Available at
115,34 $
see vendordays
see vendordays
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
Cable length
On/off switch
Shipping (Amazon)
see vendor
Amazon
Bestseller
Bestseller
AmazonSea Sonic Electronics SSR-650FX
Rating
Excellent05/2025

3

Sea Sonic Electronics SSR-650FX
Customer rating
Amazon2,924 reviews
Amazon
Available at
see vendordays
see vendordays
Manufacturer
Form factor
ATX
Power
650 W
Available connections
  • - PCIe
  • - Floppy disk
Number of SATA interfaces
8
Number of PCIe interfaces
23
Dimensions
4,7 x 7,3 x 12,4 in
Weight
52,9 oz
Cable length
On/off switch
Shipping (Amazon)
see vendor
Amazon
Amazonbe quiet PURE POWER 11
Rating
Excellent01/2025

4

be quiet PURE POWER 11
Customer rating
Amazon645 reviews
Amazon
Available at
see vendordays
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
Cable length
Wireless
On/off switch
Shipping (Amazon)
see vendor
Amazon
AmazonAsus ROG Strix 750G
Rating
Excellent05/2025

5

Asus ROG Strix 750G
Customer rating
Amazon1,584 reviews
Amazon
Available at
see vendordays
see vendordays
549,24 $
see vendordays00$
Manufacturer
Asus
Form factor
ATX
Power
850 W
Available connections
  • - MOLEX
  • - PCIe
  • - 20+4 Pin
  • - Motherboard
  • - CPU
Number of SATA interfaces
6
Number of PCIe interfaces
4
Dimensions
2,5 x 4,9 x 4,9 in
Weight
94,9 oz
Cable length
24 in
On/off switch
Shipping (Amazon)
see vendor
Amazon
AmazonSharkoon SilentStorm SFX
Rating
Excellent01/2025

6

Sharkoon SilentStorm SFX
Customer rating
Amazon282 reviews
Amazon
Available at
see vendordays
191,71 $
see vendordays00$
Manufacturer
Sharkoon
Form factor
ATX
Power
500 W
Available connections
  • - Motherboard
  • - CPU
  • - MOLEX
  • - 20+4 Pin
  • - Floppy disk
  • - and more
Number of SATA interfaces
Number of PCIe interfaces
2
Dimensions
2,5 x 4,9 x 5,1 in
Weight
38,8 oz
Cable length
23,6 in
On/off switch
Shipping (Amazon)
see vendor
Amazon
AmazonLC-Power LC420H-12
Rating
Excellent01/2025

7

LC-Power LC420H-12
Customer rating
Amazon707 reviews
Amazon
Available at
34,56 $
see vendordays
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
3,5 x 5,9 x 7,5 in
Weight
48,3 oz
Cable length
On/off switch
Shipping (Amazon)
see vendor
Amazon

Similar categories