Product comparison · 2 power supply units

Zalman ZM650-EBT power supply unit vs Zalman ZM850-EBT power supply unit

35specifications compared
19differ
16identical
21known for one product only

Key differences

Total power
- ZM650-EBT power supply unit:650 W
- ZM850-EBT power supply unit:850 W
AC input voltage
- ZM650-EBT power supply unit:100 - 240 V
- ZM850-EBT power supply unit:110 - 240 V
Input current
- ZM650-EBT power supply unit:10 A
- ZM850-EBT power supply unit:15 A
Combined power (+3.3V)
- ZM650-EBT power supply unit:120 W
- ZM850-EBT power supply unit:130 W
Combined power (+12V)
- ZM650-EBT power supply unit:650 W
- ZM850-EBT power supply unit:846 W
Combined power (+5V)
- ZM650-EBT power supply unit:120 W
- ZM850-EBT power supply unit:130 W
Combined power (+5Vsb)
- ZM650-EBT power supply unit:15 W
- ZM850-EBT power supply unit:20 W
Max output current (+3.3V)
- ZM650-EBT power supply unit:22 A
- ZM850-EBT power supply unit:25 A

Side by side

Differences highlightedShow differences only

Comparison of ZM650-EBT, ZM850-EBT
56 specifications	A Zalman ZM650-EBT power supply unit Model ZM650-EBT View product	B Zalman ZM850-EBT power supply unit Model ZM850-EBT View product
Power12 differ
Total powerDiffers	650 W	850 W
AC input voltageDiffers	100 - 240 V	110 - 240 V
Input currentDiffers	10 A	15 A
Maximum input current (@110V)Known for one	Unknown — not stated by the source	15 A
Power factorKnown for one	Unknown — not stated by the source	99
Power Factor Correction (PFC) typeKnown for one	Unknown — not stated by the source	Active
Combined power (+3.3V)Differs	120 W	130 W
Combined power (+12V)Differs	650 W	846 W
Combined power (+5V)Differs	120 W	130 W
Combined power (+5Vsb)Differs	15 W	20 W
Max output current (+3.3V)Differs	22 A	25 A
Max output current (+12V)Differs	54.2 A	70.5 A
Max output current (+5V)Differs	22 A	25 A
Max output current (+5Vsb)Differs	3 A	4 A
Power protection featuresDiffers	Over current, Over voltage, Overheating, Short circuit, Under voltage	Over current, Over power, Over voltage, Short circuit, Under voltage
Ports & interfaces2 differ
Motherboard power connectorKnown for one	Unknown — not stated by the source	20+4 pin ATX
Motherboard power cable lengthKnown for one	Unknown — not stated by the source	55 cm
Number of SATA power connectorsDiffers	2	3
SATA power cable lengthKnown for one	Unknown — not stated by the source	450 mm
PCI Express power connectors (6+2 pin)Known for one	Unknown — not stated by the source	6
PCI Express power cable lengthKnown for one	Unknown — not stated by the source	55 cm
CPU P4 connector (4-pin)Known for one	Unknown — not stated by the source	1
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	65 cm
Cabling typeDiffers	Semi-Modular	Fully-Modular
Peripheral (Molex) power connectors (4-pin)Known for one	6	Unknown — not stated by the source
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source
Designidentical
Cooling typeKnown for one	Unknown — not stated by the source	Active
Fan diameterKnown for one	Unknown — not stated by the source	13.5 cm
Number of fansKnown for one	Unknown — not stated by the source	1 fan(s)
Fan locationKnown for one	Unknown — not stated by the source	Top
On/off switchKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 50 °C
Packaging content1 differ
Cables includedDiffers	AC	AC, CPU, PCIe, SATA
Certificates1 differ
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationDiffers	NRTL, FCC, CB, CE, TUV, KC, EAC	CE, CB, EAC, NRTL, FCC, TUV, KC
Weight & dimensions2 differ
DepthDiffers	160 mm	180 mm
WeightDiffers	2.4 kg	3.2 kg
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	Box
ManualKnown 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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