Product comparison · 2 power supply units

GIGABYTE GP-650B POWER SUPPLY vs Hiditec BZ-550W 80Plus Bronze

33specifications compared
20differ
13identical
28known for one product only

Key differences

Total power
- GP-650B POWER SUPPLY:650 W
- BZ-550W 80Plus Bronze:550 W
AC input voltage
- GP-650B POWER SUPPLY:100 - 240 V
- BZ-550W 80Plus Bronze:230 V
Max output current (+3.3V)
- GP-650B POWER SUPPLY:18 A
- BZ-550W 80Plus Bronze:20 A
Max output current (+12V)
- GP-650B POWER SUPPLY:54 A
- BZ-550W 80Plus Bronze:45 A
Max output current (+5V)
- GP-650B POWER SUPPLY:15 A
- BZ-550W 80Plus Bronze:20 A
Max output current (-12V)
- GP-650B POWER SUPPLY:0.3 A
- BZ-550W 80Plus Bronze:6 A
Max output current (+5Vsb)
- GP-650B POWER SUPPLY:2.5 A
- BZ-550W 80Plus Bronze:15 A
Motherboard power cable length
- GP-650B POWER SUPPLY:60 cm
- BZ-550W 80Plus Bronze:50 cm

Side by side

Differences highlightedShow differences only

Comparison of GP-650B POWER SUPPLY, BZ-550W 80Plus Bronze
61 specifications	A GIGABYTE GP-650B POWER SUPPLY View product	B Hiditec BZ-550W 80Plus Bronze View product
Power8 differ
Total powerDiffers	650 W	550 W
AC input voltageDiffers	100 - 240 V	230 V
Input currentKnown for one	9 - 4 A	Unknown — not stated by the source
Maximum input current (@110V)Known for one	9 A	Unknown — not stated by the source
Maximum input current (@220V)Known for one	4 A	Unknown — not stated by the source
Combined power (+3.3V)Known for one	108 W	Unknown — not stated by the source
Combined power (+12V)Known for one	648 W	Unknown — not stated by the source
Combined power (+5V)Known for one	108 W	Unknown — not stated by the source
Combined power (-12V)Known for one	3.6 W	Unknown — not stated by the source
Combined power (+5Vsb)Known for one	12.5 W	Unknown — not stated by the source
Max output current (+3.3V)Differs	18 A	20 A
Max output current (+12V)Differs	54 A	45 A
Max output current (+5V)Differs	15 A	20 A
Max output current (-12V)Differs	0.3 A	6 A
Max output current (+5Vsb)Differs	2.5 A	15 A
Power protection featuresDiffers	Over power, Overcharge, Short circuit, Under voltage	Over voltage, Overload, Under power
EfficiencyKnown for one	Unknown — not stated by the source	85%
Ports & interfaces5 differ
Motherboard power cable lengthDiffers	60 cm	50 cm
SATA power cable lengthDiffers	150,500 mm	600,750,900 mm
Peripheral (Molex) power cable lengthDiffers	150,500 mm	600,750,900 mm
PCI Express power connectors (6+2 pin)Differs	4	2
PCI Express power cable lengthKnown for one	65 cm	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	1	Unknown — not stated by the source
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
CPU power cable lengthDiffers	60 cm	57 cm
ATX power connector (20+4 pin)Known for one	Yes	Unknown — not stated by the source
Cabling typeKnown for one	Non-Modular	Unknown — not stated by the source
Floppy disk drive cable lengthKnown for one	Unknown — not stated by the source	100 cm
CPU power connectors (8-pin)Known for one	Unknown — not stated by the source	1
Performance2 differ
ATX versionDiffers	2.31	2.4
Noise levelKnown for one	39 dB	Unknown — not stated by the source
Bearing technologyKnown for one	HDB	Unknown — not stated by the source
Mean time between failures (MTBF)Differs	100000 h	80000 h
Silent modeKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Fan diameterDiffers	12 cm	14 cm
Fan locationKnown for one	Top	Unknown — not stated by the source
On/off switchKnown for one	Yes	Unknown — not stated by the source
Certificates1 differ
CertificationDiffers	CE/CCC/BSMI/KCC/EAC/UL/TUV/RCM/FCC/PSE	CE
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Weight & dimensions3 differ
WidthDiffers	140 mm	150 mm
DepthDiffers	150 mm	160 mm
HeightDiffers	86 mm	85 mm
WeightKnown for one	Unknown — not stated by the source	1.75 kg
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84733020	Unknown — not stated by the source
Other featuresidentical
Noise level (silent mode, <30%)Known for one	20 dB	Unknown — not stated by the source
Noise level (quiet mode, 50%)Known for one	29 dB	Unknown — not stated by the source
Noise level (full-load mode, 100%)Known for one	39 dB	Unknown — not stated by the source
Power managementKnown for one	Yes	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.

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