Product comparison · 2 power supply units

Chieftec GDP-750C power supply unit vs Chieftec SFX-450BS power supply unit

26specifications compared
16differ
10identical
13known for one product only

Key differences

Total power
- GDP-750C power supply unit:750 W
- SFX-450BS power supply unit:450 W
AC input voltage
- GDP-750C power supply unit:200 - 240 V
- SFX-450BS power supply unit:230 V
AC input frequency
- GDP-750C power supply unit:47 - 63 Hz
- SFX-450BS power supply unit:50 Hz
Combined power (+5Vsb)
- GDP-750C power supply unit:2.5 W
- SFX-450BS power supply unit:15 W
Max output current (+3.3V)
- GDP-750C power supply unit:22 A
- SFX-450BS power supply unit:21 A
Max output current (+12V1)
- GDP-750C power supply unit:62 A
- SFX-450BS power supply unit:36 A
Max output current (-12V)
- GDP-750C power supply unit:0.3 A
- SFX-450BS power supply unit:0.5 A
Number of SATA power connectors
- GDP-750C power supply unit:8
- SFX-450BS power supply unit:2

Side by side

Differences highlightedShow differences only

Comparison of GDP-750C, SFX-450BS
39 specifications	A Chieftec GDP-750C power supply unit Model GDP-750C View product	B Chieftec SFX-450BS power supply unit Model SFX-450BS View product
Power7 differ
Total powerDiffers	750 W	450 W
AC input voltageDiffers	200 - 240 V	230 V
AC input frequencyDiffers	47 - 63 Hz	50 Hz
Power factor	0.9	0.9
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)	120 W	120 W
Combined power (+12V)Known for one	744 W	Unknown — not stated by the source
Combined power (+5V)	120 W	120 W
Combined power (+5Vsb)Differs	2.5 W	15 W
Max output current (+3.3V)Differs	22 A	21 A
Max output current (+12V1)Differs	62 A	36 A
Max output current (+5V)	22 A	22 A
Max output current (-12V)Differs	0.3 A	0.5 A
Power protection featuresKnown for one	Over current, Over voltage, Overheating, Overload, Short circuit, Under voltage	Unknown — not stated by the source
Input currentKnown for one	Unknown — not stated by the source	3.5 A
Combined power (-12V)Known for one	Unknown — not stated by the source	6 W
Max output current (+5Vsb)Known for one	Unknown — not stated by the source	3 A
EfficiencyKnown for one	Unknown — not stated by the source	85%
Ports & interfaces3 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectorsDiffers	8	2
Peripheral (Molex) power connectors (4-pin)Differs	3	1
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Known for one	4	Unknown — not stated by the source
Floppy drive power connector	1	1
Cabling typeDiffers	Semi-Modular	Non-Modular
ATX power connector (20+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	SFX
ATX version	2.3	2.3
Design2 differ
Product colourDiffers	Black	Silver
Fan diameterDiffers	14 cm	8 cm
Number of fans	1 fan(s)	1 fan(s)
Fan locationKnown for one	Top	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	160 mm	125 mm
DepthDiffers	150 mm	100 mm
HeightDiffers	87 mm	64 mm
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84733020	Unknown — not stated by the source
Other featuresidentical
Frequency toleranceKnown for one	90%	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	UVP; OVP; SCP; OPP; AFC;

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.

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