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Product comparison · 2 power supply units

Chieftec Atmos power supply unit vs Chieftec POLARIS 3.0 1250W

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  • 28specifications compared
  • 13differ
  • 15identical
  • 24known for one product only

Key differences

  • Total power
    • 750 W
    • 1250 W
  • Input current
    • 9 - 4.5 A
    • 15-8 A
  • Max output current (+3.3V)
    • 20 A
    • 22 A
  • Max output current (+5V)
    • 20 A
    • 22 A
  • Motherboard power cable length
    • 60 cm
    • 65 cm
  • Number of SATA power connectors
    • 9
    • 12
  • SATA power cable length
    • 550,650,750 mm
    • 100,550 mm
  • Peripheral (Molex) power cable length
    • 550,650,750,850 mm
    • 100,550 mm

Side by side

Differences highlightedShow differences only
52 specifications
A

Chieftec

Atmos power supply unit

Model ATMOS

View product
B

Chieftec

POLARIS 3.0 1250WView product
Power5 differ
Total powerDiffers750 W1250 W
Input currentDiffers9 - 4.5 A15-8 A
Combined power (+3.3V)Known for one120 W
Combined power (+12V)Known for one1250 W
Combined power (+5V)Known for one120 W
Combined power (-12V)Known for one3.6 W
Combined power (+5Vsb)Known for one15 W
Max output current (+3.3V)Differs20 A22 A
Max output current (+12V)Known for one104.1 A
Max output current (+5V)Differs20 A22 A
Power protection featuresDiffersOver current, Over voltage, Short circuit, Surge and inrushOver current, Over power, Over voltage, Short circuit, Under voltage
Maximum input current (@110V)Known for one9 A
Maximum input current (@220V)Known for one4.5 A
Max output current (+12V1)Known for one62.5 A
Ports & interfaces4 differ
Motherboard power cable lengthDiffers60 cm65 cm
Number of SATA power connectorsDiffers912
SATA power cable lengthDiffers550,650,750 mm100,550 mm
Peripheral (Molex) power connectors (4-pin)Known for one4
Peripheral (Molex) power cable lengthDiffers550,650,750,850 mm100,550 mm
EPS power connector (8-pin)Known for oneYes
PCI Express power connectors (6+2 pin)Known for one4
EPS power connector (4+4 pin)Known for oneYes
CPU power cable lengthKnown for one60 cm
ATX power connector (20+4 pin)Known for oneYes
Performance1 differ
PurposeDiffersPC/ServerPC
Bearing technologyKnown for oneFDB
Supported motherboard form factorsKnown for oneATX
Design1 differ
Cooling typeKnown for oneActive
Fan diameterDiffers12 cm13.5 cm
On/off switchKnown for oneYes
Certificatesidentical
Compliance certificatesKnown for oneCB, CE, EAC, Federal Communications Commission (FCC), RoHS
Weight & dimensions2 differ
DepthDiffers140 mm160 mm
WeightDiffers1.49 kg3.01 kg
Packaging dataidentical
Package weightKnown for one3.35 kg
Package typeKnown for oneBox
Technical detailsidentical
Sustainability complianceKnown for oneYes
Logistics dataidentical
Warranty periodKnown for one5 year(s)

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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