Product comparison · 2 power supply units

Chieftec GPA-450B8 power supply unit vs Chieftec GPA-500B8 power supply unit

Key differences

Total power
- GPA-450B8 power supply unit:450 W
- GPA-500B8 power supply unit:500 W
Combined power (+3.3V)
- GPA-450B8 power supply unit:110 W
- GPA-500B8 power supply unit:100 W
Combined power (+5V)
- GPA-450B8 power supply unit:110 W
- GPA-500B8 power supply unit:100 W
Max output current (+3.3V)
- GPA-450B8 power supply unit:18 A
- GPA-500B8 power supply unit:16 A
Max output current (+12V1)
- GPA-450B8 power supply unit:38 A
- GPA-500B8 power supply unit:34 A
Max output current (+5V)
- GPA-450B8 power supply unit:18 A
- GPA-500B8 power supply unit:16 A

Differences highlightedShow differences only

Comparison of GPA-450B8, GPA-500B8
32 specifications	A Chieftec GPA-450B8 power supply unit Model GPA-450B8 View product	B Chieftec GPA-500B8 power supply unit Model GPA-500B8 View product
Power6 differ
Total powerDiffers	450 W	500 W
Input currentKnown for one	Unknown — not stated by the source	4 A
Combined power (+3.3V)Differs	110 W	100 W
Combined power (+5V)Differs	110 W	100 W
Max output current (+3.3V)Differs	18 A	16 A
Max output current (+12V1)Differs	38 A	34 A
Max output current (+5V)Differs	18 A	16 A
AC input frequencyKnown for one	47 - 63 Hz	Unknown — not stated by the source
Ports & interfacesidentical
PCI Express power connectors (6-pin)Known for one	Unknown — not stated by the source	0
Designidentical
Number of fansKnown for one	Unknown — not stated by the source	1 fan(s)

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.