Product comparison · 2 power supply units

Chieftec Smart GPF-500G power supply unit vs GENESIS Nihon 750NM

31specifications compared
23differ
8identical
31known for one product only

Key differences

The GENESIS Nihon 750NM has 250 W more total power than the Chieftec Smart GPF-500G power supply unit (750 W vs 500 W). The GENESIS Nihon 750NM has 2.5 W more combined power (+5Vsb) than the Chieftec Smart GPF-500G power supply unit (15 W vs 12.5 W). The GENESIS Nihon 750NM has 2 A more max output current (+3.3V) than the Chieftec Smart GPF-500G power supply unit (20 A vs 18 A). AC input frequency: 47 - 63 Hz on the Chieftec Smart GPF-500G power supply unit, 50/60 Hz on the GENESIS Nihon 750NM. Input current: 8 A on the Chieftec Smart GPF-500G power supply unit, 9 - 4.5 A on the GENESIS Nihon 750NM.

Total power
- Smart GPF-500G power supply unit:500 W
- Nihon 750NM:750 W
AC input frequency
- Smart GPF-500G power supply unit:47 - 63 Hz
- Nihon 750NM:50/60 Hz
Input current
- Smart GPF-500G power supply unit:8 A
- Nihon 750NM:9 - 4.5 A
Combined power (+5Vsb)
- Smart GPF-500G power supply unit:12.5 W
- Nihon 750NM:15 W
Max output current (+3.3V)
- Smart GPF-500G power supply unit:18 A
- Nihon 750NM:20 A
Max output current (+12V)
- Smart GPF-500G power supply unit:41.6 A
- Nihon 750NM:62.5 A
Max output current (+5V)
- Smart GPF-500G power supply unit:18 A
- Nihon 750NM:20 A
Max output current (+5Vsb)
- Smart GPF-500G power supply unit:2.5 A
- Nihon 750NM:3 A

Side by side

Differences highlightedShow differences only

Comparison of GPF-500G, Nihon 750NM
62 specifications	A Chieftec Smart GPF-500G power supply unit Model GPF-500G View product	B GENESIS Nihon 750NM View product
Power9 differ
Total powerDiffers	500 W	750 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequencyDiffers	47 - 63 Hz	50/60 Hz
Input currentDiffers	8 A	9 - 4.5 A
Power Factor Correction (PFC) typeKnown for one	Unknown — not stated by the source	Active
Combined power (+3.3V)Known for one	Unknown — not stated by the source	100 W
Combined power (+12V)Known for one	Unknown — not stated by the source	750 W
Combined power (+5V)Known for one	Unknown — not stated by the source	100 W
Combined power (-12V)	3.6 W	3.6 W
Combined power (+5Vsb)Differs	12.5 W	15 W
Max output current (+3.3V)Differs	18 A	20 A
Max output current (+12V)Differs	41.6 A	62.5 A
Max output current (+5V)Differs	18 A	20 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)Differs	2.5 A	3 A
EfficiencyKnown for one	Unknown — not stated by the source	88%
Power protection featuresDiffers	Overload, Over voltage, Short circuit, Under voltage, Over current, Overheating	No load operation, Over current, Over power, Overheating, Short circuit, Surge & inrush protection (SIP), Surge & inrush, Surge and inrush, Under voltage
Ports & interfaces5 differ
Motherboard power connectorDiffers	24-pin ATX	20+4 pin ATX
Motherboard power cable lengthDiffers	40 cm	55 cm
Number of SATA power connectorsDiffers	4	6
SATA power cable lengthDiffers	350,150 mm	450,550,650 mm
Number of SATA power cablesKnown for one	Unknown — not stated by the source	2
Peripheral (Molex) power connectors (4-pin)	2	2
Peripheral (Molex) power cable lengthDiffers	350,150 mm	750 mm
PCI Express power connectors (6+2 pin)Known for one	Unknown — not stated by the source	3
PCI Express power cable lengthKnown for one	Unknown — not stated by the source	67 cm
CPU power connector (4+4 pin)Known for one	Unknown — not stated by the source	Yes
CPU power cable lengthKnown for one	Unknown — not stated by the source	85 cm
Number of EPS connectorsKnown for one	Unknown — not stated by the source	2
PCI Express connectorKnown for one	Unknown — not stated by the source	Yes
Cabling type	Non-Modular	Non-Modular
Floppy disk drive cable lengthKnown for one	15 cm	Unknown — not stated by the source
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source
Floppy drive power connectorKnown for one	1	Unknown — not stated by the source
Performance3 differ
Purpose	PC	PC
Power supply unit (PSU) form factorDiffers	TFX	ATX
80 PLUS certificationDiffers	80 PLUS Gold	80 PLUS Bronze
Cybenetics certificationKnown for one	Unknown — not stated by the source	Silver
Cybenetics noise ratingKnown for one	Unknown — not stated by the source	Standard++
ATX versionDiffers	2.4	3.1
Noise levelKnown for one	Unknown — not stated by the source	24.7 dB
Bearing technologyKnown for one	Unknown — not stated by the source	FDB
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	80000 h
Design1 differ
Product colour	Black	Black
Cooling type	Active	Active
Fan diameterDiffers	8 cm	12 cm
Number of fansKnown for one	Unknown — not stated by the source	1 fan(s)
IlluminationKnown for one	Unknown — not stated by the source	No
On/off switchKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
Packaging contentKnown for one	Unknown — not stated by the source	User guide, Set of assembly elements, Velcro bands, Cable combs
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	CE, RoHS, UKCA
Weight & dimensions4 differ
WidthDiffers	85 mm	150 mm
DepthDiffers	175 mm	140 mm
HeightDiffers	65 mm	86 mm
WeightDiffers	1.42 kg	2.13 kg
Packaging data1 differ
Package widthKnown for one	Unknown — not stated by the source	240 mm
Package depthKnown for one	Unknown — not stated by the source	290 mm
Package heightKnown for one	Unknown — not stated by the source	125 mm
Package weightDiffers	1.55 kg	2.52 kg
Logistics dataidentical
Country of originKnown for one	Unknown — not stated by the source	China

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