Product comparison · 2 power supply units

Zalman ZM400-LX power supply unit vs Zalman ZM500-GVM power supply unit

32specifications compared
15differ
17identical
16known for one product only

Key differences

Total power
- ZM400-LX power supply unit:400 W
- ZM500-GVM power supply unit:500 W
AC input voltage
- ZM400-LX power supply unit:100 - 240 V
- ZM500-GVM power supply unit:115 - 230 V
Combined power (+3.3V)
- ZM400-LX power supply unit:120 W
- ZM500-GVM power supply unit:103 W
Combined power (+12V)
- ZM400-LX power supply unit:300 W
- ZM500-GVM power supply unit:450 W
Combined power (+5V)
- ZM400-LX power supply unit:120 W
- ZM500-GVM power supply unit:103 W
Combined power (+5Vsb)
- ZM400-LX power supply unit:10 W
- ZM500-GVM power supply unit:12.5 W
Max output current (+3.3V)
- ZM400-LX power supply unit:16 A
- ZM500-GVM power supply unit:20 A
Max output current (+12V)
- ZM400-LX power supply unit:25 A
- ZM500-GVM power supply unit:40 A

Side by side

Differences highlightedShow differences only

Comparison of ZM400-LX, ZM500-GVM
48 specifications	A Zalman ZM400-LX power supply unit Model ZM400-LX View product	B Zalman ZM500-GVM power supply unit Model ZM500-GVM View product
Power11 differ
Total powerDiffers	400 W	500 W
AC input voltageDiffers	100 - 240 V	115 - 230 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Input currentKnown for one	Unknown — not stated by the source	8 A
Combined power (+3.3V)Differs	120 W	103 W
Combined power (+12V)Differs	300 W	450 W
Combined power (+5V)Differs	120 W	103 W
Combined power (-12V)	3.6 W	3.6 W
Combined power (+5Vsb)Differs	10 W	12.5 W
Max output current (+3.3V)Differs	16 A	20 A
Max output current (+12V)Differs	25 A	40 A
Max output current (+5V)Differs	15 A	20 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)Differs	2 A	3.5 A
Power protection featuresDiffers	Over current, Over power, Over voltage, Short circuit, Under voltage	Over voltage, Short circuit, Under voltage
Power Factor Correction (PFC) typeKnown for one	Active	Unknown — not stated by the source
Ports & interfaces1 differ
Motherboard power connectorKnown for one	Unknown — not stated by the source	20+4 pin ATX
Number of SATA power connectorsKnown for one	Unknown — not stated by the source	5
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	3
Floppy disk drive connector	Yes	Yes
CPU power connectors (8-pin)Known for one	Unknown — not stated by the source	1
Cabling typeDiffers	Non-Modular	Semi-Modular
Motherboard power cable lengthKnown for one	50 cm	Unknown — not stated by the source
SATA power cable lengthKnown for one	400,450 mm	Unknown — not stated by the source
CPU power cable lengthKnown for one	60 cm	Unknown — not stated by the source
PCI Express connectorKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certificationKnown for one	Unknown — not stated by the source	80 PLUS Bronze
ATX version	2.31	2.31
Design1 differ
Product colour	Black	Black
Cooling type	Active	Active
Fan diameterDiffers	14 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
On/off switch	Yes	Yes
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 45 °C
Storage temperature (T-T)	-20 - 70 °C	-20 - 70 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	NRTL, FCC, CB, CE, TUV, KC, EAC
Weight & dimensions1 differ
Width	150 mm	150 mm
Depth	140 mm	140 mm
Height	86 mm	86 mm
WeightDiffers	1.8 kg	2.35 kg
Technical detailsidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Other featuresidentical
Screws includedKnown for one	Yes	Unknown — not stated by the source
Cable ties includedKnown 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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