Product comparison · 2 power supply units

StarTech.com 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC vs StarTech.com 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC

Key differences

Total power
- 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:500 W
- 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:630 W
Max output current (+3.3V)
- 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:20 A
- 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:3.3 A
Max output current (+12V1)
- 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:35 A
- 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:50 A
Max output current (+12V2)
- 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:35 A
- 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:50 A
Max output current (+12V3)
- 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:35 A
- 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:50 A
Max output current (+12V4)
- 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:35 A
- 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:50 A
Number of SATA power connectors
- 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:4
- 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:6
PCI Express power connectors (6-pin)
- 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:1
- 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC:2

Differences highlightedShow differences only

Comparison of ATX2PW500WH, ATX2PW630WH
48 specifications	A StarTech.com 500 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC Model ATX2PW500WH View product	B StarTech.com 630 Watt ATX12V 2.3 80 Plus Computer Power Supply w/ Active PFC Model ATX2PW630WH View product
Power6 differ
Total powerDiffers	500 W	630 W
Max output current (+3.3V)Differs	20 A	3.3 A
Max output current (+12V1)Differs	35 A	50 A
Max output current (+12V2)Differs	35 A	50 A
Max output current (+12V3)Differs	35 A	50 A
Max output current (+12V4)Differs	35 A	50 A
Ports & interfaces3 differ
Number of SATA power connectorsDiffers	4	6
PCI Express power connectors (6-pin)Differs	1	2
PCI Express power connectors (8-pin)Differs	1	2
Weight & dimensions2 differ
WidthDiffers	85 mm	68 mm
WeightDiffers	1.7 kg	197 g
Packaging data4 differ
Package widthDiffers	202 mm	200 mm
Package depthDiffers	235 mm	240 mm
Package heightDiffers	100 mm	98 mm
Package weightDiffers	1.9 kg	2.41 kg

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.