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Product comparison · 2 power supply units

Chieftec CSM-250P power supply unit vs UNYKAch ATX 800W Gaming

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  • 18specifications compared
  • 15differ
  • 3identical
  • 34known for one product only

Key differences

  • Total power
    • 250 W
    • 800 W
  • AC input voltage
    • 230 - 240 V
    • 110 - 240 V
  • AC input frequency
    • 47 - 63 Hz
    • 50 - 60 Hz
  • Max output current (+3.3V)
    • 16 A
    • 22 A
  • Max output current (+5V)
    • 16 A
    • 22 A
  • Number of SATA power connectors
    • 2
    • 6
  • Peripheral (Molex) power connectors (4-pin)
    • 2
    • 4
  • Purpose
    • PC
    • PC/Server

Side by side

Differences highlightedShow differences only
52 specifications
A

Chieftec

CSM-250P power supply unit

Model CSM-250P

View product
B

UNYKAch

ATX 800W GamingView product
Power6 differ
Total powerDiffers250 W800 W
AC input voltageDiffers230 - 240 V110 - 240 V
AC input frequencyDiffers47 - 63 Hz50 - 60 Hz
Max output current (+3.3V)Differs16 A22 A
Max output current (+12V1)Known for one24 A
Max output current (+5V)Differs16 A22 A
Max output current (-12V)Known for one24 A
Max output current (+5Vsb)Known for one0.5 A
Power protection featuresDiffersOver voltage, Overload, Short circuit, Under voltageOver power, Over voltage, Overcharge, Overheating, Overload, Short circuit, Under voltage
Combined power (+5V)Known for one100 W
Combined power (+5Vsb)Known for one10 W
EfficiencyKnown for one80%
Ports & interfaces2 differ
Motherboard power cable lengthKnown for one55 cm
Number of SATA power connectorsDiffers26
SATA power cable lengthKnown for one980,550,700,850 mm
Peripheral (Molex) power connectors (4-pin)Differs24
Peripheral (Molex) power cable lengthKnown for one550,700,850 mm
PCI Express power connectors (8-pin)Known for one2
PCI Express power cable lengthKnown for one55 cm
CPU power connector (4+4 pin)Known for oneYes
CPU power cable lengthKnown for one55 cm
ATX power connector (20+4 pin)Known for oneYes
Floppy disk drive cable lengthKnown for one98 cm
Floppy disk drive connectorKnown for oneYes
Floppy drive power connectorKnown for one1
Performance2 differ
PurposeDiffersPCPC/Server
Power supply unit (PSU) form factorDiffersSFXATX
ATX versionKnown for one2.31
Noise levelKnown for one28 dB
Design2 differ
Product colourDiffersStainless steelBlack, Transparent
Cooling typeKnown for oneActive
Fan diameterDiffers6 cm12 cm
Number of fansKnown for one1 fan(s)
LED indicatorsKnown for oneYes
On/off switchKnown for oneYes
Packaging contentidentical
Cables includedKnown for oneAC
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneEN60950 / TÜV
Weight & dimensions3 differ
WidthDiffers125 mm150 mm
DepthDiffers100 mm140 mm
HeightDiffers64 mm85 mm
WeightKnown for one779 g
Packaging dataidentical
Package widthKnown for one185 mm
Package depthKnown for one190 mm
Package heightKnown for one170 mm
Package weightKnown for one891 g
Package typeKnown for oneBox
Other featuresidentical
Screws includedKnown for oneYes
Package volumeKnown for one0.006 cm³

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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