Product comparison · 2 power supply units

be quiet! Dark Power Pro 10 vs be quiet! Efficient Power F1

46specifications compared
27differ
19identical
17known for one product only

Key differences

Total power
- Dark Power Pro 10:550 W
- Efficient Power F1:400 W
Input current
- Dark Power Pro 10:7 - 3.5 A
- Efficient Power F1:3 - 6 A
Combined power (+3.3V)
- Dark Power Pro 10:110 W
- Efficient Power F1:120 W
Combined power (+12V)
- Dark Power Pro 10:540 W
- Efficient Power F1:384 W
Combined power (+5V)
- Dark Power Pro 10:110 W
- Efficient Power F1:120 W
Combined power (-12V)
- Dark Power Pro 10:6 W
- Efficient Power F1:3.6 W
Max output current (+3.3V)
- Dark Power Pro 10:25 A
- Efficient Power F1:24 A
Max output current (+12V)
- Dark Power Pro 10:45 A
- Efficient Power F1:18 A

Side by side

Differences highlightedShow differences only

Comparison of Dark Power Pro 10, Efficient Power F1
63 specifications	A be quiet! Dark Power Pro 10 View product	B be quiet! Efficient Power F1 View product
Power15 differ
Total powerDiffers	550 W	400 W
Peak powerKnown for one	610 W	Unknown — not stated by the source
Input currentDiffers	7 - 3.5 A	3 - 6 A
Maximum input current (@110V)Differs	+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power factorKnown for one	0.99	Unknown — not stated by the source
Combined power (+3.3V)Differs	110 W	120 W
Combined power (+12V)Differs	540 W	384 W
Combined power (+5V)Differs	110 W	120 W
Combined power (-12V)Differs	6 W	3.6 W
Max output current (+3.3V)Differs	25 A	24 A
Max output current (+12V)Differs	45 A	18 A
Max output current (+12V1)Differs	20 A	18 A
Max output current (+12V2)Differs	20 A	18 A
Max output current (+12V3)Known for one	25 A	Unknown — not stated by the source
Max output current (+12V4)Known for one	25 A	Unknown — not stated by the source
Max output current (+5V)Differs	25 A	22 A
Max output current (-12V)Differs	0.5 A	0.3 A
EfficiencyDiffers	93%	92%
Hold timeDiffers	24 ms	32 ms
Ports & interfaces5 differ
Motherboard power connectorDiffers	20+4 pin ATX	24-pin ATX
Number of SATA power connectorsDiffers	9	5
Peripheral (Molex) power connectors (4-pin)Differs	7	3
PCI Express power connectors (6-pin)Known for one	1	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Differs	4	1
CPU power connectors (8-pin)Known for one	1	Unknown — not stated by the source
Cabling typeDiffers	Semi-Modular	Non-Modular
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Performance2 differ
Noise levelDiffers	12.9 dB	30 dB
Bearing technologyKnown for one	FDB	Unknown — not stated by the source
Mean time between failures (MTBF)Differs	300000 h	100000 h
Design1 differ
Fan diameterDiffers	13.5 cm	12 cm
Fan speedKnown for one	1500	Unknown — not stated by the source
Fan locationKnown for one	Unknown — not stated by the source	Top
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Certificates1 differ
CertificationDiffers	CE, CB, TÜV, Nemko (N), Semko (S), Fimko (FI), Demko (D), FCC, cTUVus	CE, CB, TÜV, Semko, ErP, WEEE
Weight & dimensions3 differ
WidthDiffers	150 mm	140 mm
DepthDiffers	180 mm	150 mm
WeightDiffers	3.51 kg	1.97 kg
Packaging dataidentical
Package weightKnown for one	4.08 kg	Unknown — not stated by the source
Other featuresidentical
Noise level (silent mode, <30%)Known for one	11.7 dB	Unknown — not stated by the source
Noise level (quiet mode, 50%)Known for one	11.7 dB	Unknown — not stated by the source
Noise level (full-load mode, 100%)Known for one	12.9 dB	Unknown — not stated by the source
Package dimensions (WxDxH)Known for one	272 x 118 x 400 mm	Unknown — not stated by the source
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC

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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