Product comparison · 2 power supply units

i-tec PS750W power supply unit vs i-tec PS900W power supply unit

41specifications compared
20differ
21identical
12known for one product only

Key differences

Total power
- PS750W power supply unit:750 W
- PS900W power supply unit:900 W
Combined power (+3.3V)
- PS750W power supply unit:245 W
- PS900W power supply unit:160 W
Combined power (+12V)
- PS750W power supply unit:504 W
- PS900W power supply unit:21 W
Combined power (+5V)
- PS750W power supply unit:245 W
- PS900W power supply unit:160 W
Combined power (+5Vsb)
- PS750W power supply unit:16 W
- PS900W power supply unit:21 W
Max output current (+3.3V)
- PS750W power supply unit:32 A
- PS900W power supply unit:20 A
Max output current (+12V1)
- PS750W power supply unit:42 A
- PS900W power supply unit:21 A
Max output current (+12V2)
- PS750W power supply unit:42 A
- PS900W power supply unit:33 A

Side by side

Differences highlightedShow differences only

Comparison of PS750W, PS900W
53 specifications	A i-tec PS750W power supply unit Model PS750W View product	B i-tec PS900W power supply unit Model PS900W View product
Power12 differ
Total powerDiffers	750 W	900 W
AC input voltage	230 V	230 V
AC input frequency	50 Hz	50 Hz
Input currentKnown for one	8 A	Unknown — not stated by the source
Maximum input current (@110V)Differs	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V	+12V,+12V1,+12V2,+3.3V,+5V,+5Vsb
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	245 W	160 W
Combined power (+12V)Differs	504 W	21 W
Combined power (+5V)Differs	245 W	160 W
Combined power (-12V)Known for one	16 W	Unknown — not stated by the source
Combined power (+5Vsb)Differs	16 W	21 W
Max output current (+3.3V)Differs	32 A	20 A
Max output current (+12V1)Differs	42 A	21 A
Max output current (+12V2)Differs	42 A	33 A
Max output current (+5V)Differs	28 A	20 A
Max output current (-12V)Known for one	0.5 A	Unknown — not stated by the source
Max output current (+5Vsb)Differs	2 A	3 A
Efficiency	80%	80%
Power protection featuresDiffers	Over power, Over voltage, Short circuit	Over current, Over power, Over voltage, Short circuit
Max output current (+12V)Known for one	Unknown — not stated by the source	0.5 A
Ports & interfaces1 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectorsDiffers	4	6
Peripheral (Molex) power connectors (4-pin)	4	4
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
PCI Express power connectors (6-pin)	1	1
PCI Express power connectors (6+2 pin)	1	1
ATX power connector (20+4 pin)	Yes	Yes
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source
Floppy drive power connector	1	1
PCI Express connectorKnown for one	Yes	Unknown — not stated by the source
Cabling type	Semi-Modular	Semi-Modular
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 factor	ATX	ATX
ATX versionDiffers	2.31	2.3
Noise levelKnown for one	Unknown — not stated by the source	28 dB
Design1 differ
Product colour	Black	Black
Fan diameterDiffers	12 cm	14 cm
On/off switchKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	AC	Unknown — not stated by the source
Certificates1 differ
Compliance certificates	RoHS	RoHS
CertificationDiffers	FCC, CE, WEEE	CE, TUV, WEEE
Weight & dimensions3 differ
WidthDiffers	160 mm	162 mm
Depth	150 mm	150 mm
HeightDiffers	86 mm	88 mm
WeightDiffers	1.4 kg	1.5 kg
Packaging data1 differ
Manual	Yes	Yes
Package width	262 mm	262 mm
Package depth	206 mm	206 mm
Package height	101 mm	101 mm
Package weightDiffers	2.03 kg	2.16 kg
Package type	Box	Box
Other featuresidentical
Cable 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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