Product comparison · 2 power supply units

Chieftec CTB-350S power supply unit vs Chieftec GPA-400S power supply unit

Key differences

Total power
- CTB-350S power supply unit:350 W
- GPA-400S power supply unit:400 W
Peak power
- CTB-350S power supply unit:350 W
- GPA-400S power supply unit:40 W
Combined power (+12V)
- CTB-350S power supply unit:270 W
- GPA-400S power supply unit:336 W
Max output current (+3.3V)
- CTB-350S power supply unit:21 A
- GPA-400S power supply unit:22 A
Max output current (+12V)
- CTB-350S power supply unit:16 A
- GPA-400S power supply unit:18 A
Motherboard power connector
- CTB-350S power supply unit:24-pin ATX
- GPA-400S power supply unit:20+4 pin ATX
Peripheral (Molex) power connectors (4-pin)
- CTB-350S power supply unit:3
- GPA-400S power supply unit:2

Differences highlightedShow differences only

Comparison of CTB-350S, GPA-400S
33 specifications	A Chieftec CTB-350S power supply unit Model CTB-350S View product	B Chieftec GPA-400S power supply unit Model GPA-400S View product
Power5 differ
Total powerDiffers	350 W	400 W
Peak powerDiffers	350 W	40 W
Combined power (+12V)Differs	270 W	336 W
Max output current (+3.3V)Differs	21 A	22 A
Max output current (+12V)Differs	16 A	18 A
Ports & interfaces2 differ
Motherboard power connectorDiffers	24-pin ATX	20+4 pin ATX
Peripheral (Molex) power connectors (4-pin)Differs	3	2
PCI Express power connectors (6+2 pin)Known for one	Unknown — not stated by the source	1
Performanceidentical
Compatible productsKnown for one	Unknown — not stated by the source	FCC, CE, CB
Designidentical
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationKnown for one	FCC, CE, CB	Unknown — not stated by the source

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.