Product comparison · 2 power supply units

Chieftec GPB-300S power supply unit vs Chieftec GPB-400S power supply unit

Key differences

Total power
- GPB-300S power supply unit:300 W
- GPB-400S power supply unit:400 W
Combined power (+3.3V)
- GPB-300S power supply unit:90 W
- GPB-400S power supply unit:100 W
Combined power (+5V)
- GPB-300S power supply unit:90 W
- GPB-400S power supply unit:100 W
Max output current (+3.3V)
- GPB-300S power supply unit:16 A
- GPB-400S power supply unit:17 A
Max output current (+12V1)
- GPB-300S power supply unit:22 A
- GPB-400S power supply unit:30 A
Max output current (+5V)
- GPB-300S power supply unit:15 A
- GPB-400S power supply unit:16 A
Width
- GPB-300S power supply unit:140 mm
- GPB-400S power supply unit:150 mm
Depth
- GPB-300S power supply unit:150 mm
- GPB-400S power supply unit:140 mm

Differences highlightedShow differences only

Comparison of GPB-300S, GPB-400S
42 specifications	A Chieftec GPB-300S power supply unit Model GPB-300S View product	B Chieftec GPB-400S power supply unit Model GPB-400S View product
Power6 differ
Total powerDiffers	300 W	400 W
Combined power (+3.3V)Differs	90 W	100 W
Combined power (+12V)Known for one	264 W	Unknown — not stated by the source
Combined power (+5V)Differs	90 W	100 W
Max output current (+3.3V)Differs	16 A	17 A
Max output current (+12V1)Differs	22 A	30 A
Max output current (+5V)Differs	15 A	16 A
Ports & interfacesidentical
Number of SATA power connectorsKnown for one	3	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Known for one	Unknown — not stated by the source	1
ATX power connector (20+4 pin)Known for one	Unknown — not stated by the source	Yes
Designidentical
Cooling typeKnown for one	Active	Unknown — not stated by the source
Fan locationKnown for one	Top	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	140 mm	150 mm
DepthDiffers	150 mm	140 mm
Packaging dataidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Package typeKnown for one	Box	Unknown — not stated by the source
Other featuresidentical
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Number of SATA connectorsKnown for one	Unknown — not stated by the source	5
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020

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.