Product comparison · 2 power supply units

Chieftec BDF-400S power supply unit vs Chieftec BDF-600S power supply unit

35specifications compared
6differ
29identical
4known for one product only

Key differences

Total power
- BDF-400S power supply unit:400 W
- BDF-600S power supply unit:600 W
Combined power (+3.3V)
- BDF-400S power supply unit:90 W
- BDF-600S power supply unit:103 W
Combined power (+5V)
- BDF-400S power supply unit:90 W
- BDF-600S power supply unit:103 W
Max output current (+12V)
- BDF-400S power supply unit:33.36 A
- BDF-600S power supply unit:50 A
Number of SATA power connectors
- BDF-400S power supply unit:4
- BDF-600S power supply unit:6
Power supply unit (PSU) form factor
- BDF-400S power supply unit:PS/2
- BDF-600S power supply unit:ATX

Side by side

Differences highlightedShow differences only

Comparison of BDF-400S, BDF-600S
39 specifications	A Chieftec BDF-400S power supply unit Model BDF-400S View product	B Chieftec BDF-600S power supply unit Model BDF-600S View product
Power4 differ
Total powerDiffers	400 W	600 W
AC input voltage	115 - 230 V	115 - 230 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Power factor	0.9	0.9
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	90 W	103 W
Combined power (+5V)Differs	90 W	103 W
Max output current (+3.3V)	18 A	18 A
Max output current (+12V)Differs	33.36 A	50 A
Max output current (+5V)	18 A	18 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)	2.5 A	2.5 A
Efficiency	85%	85%
Power protection features	Over voltage, Overload, Short circuit, Under voltage	Over voltage, Overload, Short circuit, Under voltage
Ports & interfaces1 differ
Motherboard power connector	24-pin ATX	24-pin ATX
Number of SATA power connectorsDiffers	4	6
Peripheral (Molex) power connectors (4-pin)	2	2
PCI Express power connectors (6-pin)Known for one	1	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	1	Unknown — not stated by the source
Cabling type	Non-Modular	Non-Modular
PCI Express power connectors (6+2 pin)Known for one	Unknown — not stated by the source	2
CPU power connector (4+4 pin)Known for one	Unknown — not stated by the source	Yes
Performance1 differ
Purpose	PC	PC
Power supply unit (PSU) form factorDiffers	PS/2	ATX
80 PLUS certification	80 PLUS Bronze	80 PLUS Bronze
ATX version	2.3	2.3
Designidentical
Product colour	Black	Black
Cooling type	Active	Active
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Top	Top
On/off switch	Yes	Yes
Weight & dimensionsidentical
Width	150 mm	150 mm
Depth	140 mm	140 mm
Height	87 mm	87 mm
Packaging dataidentical
Manual	Yes	Yes
Package type	Box	Box
Logistics dataidentical
Harmonized System (HS) code	84733020	84733020
Other featuresidentical
Warranty card	Yes	Yes

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.

More power supply unit comparisons

All power supply unit comparisons