Product comparison · 2 power supply units

be quiet! Pure Power L7 vs be quiet! TFX Power

46specifications compared
27differ
19identical
7known for one product only

Key differences

Total power
- Pure Power L7:530 W
- TFX Power:300 W
Input current
- Pure Power L7:7 - 3.5 A
- TFX Power:2.5 - 4.5 A
Power factor
- Pure Power L7:0.99
- TFX Power:0.9
Combined power (+3.3V)
- Pure Power L7:130 W
- TFX Power:110 W
Combined power (+12V)
- Pure Power L7:420 W
- TFX Power:250 W
Combined power (+5V)
- Pure Power L7:130 W
- TFX Power:110 W
Combined power (-12V)
- Pure Power L7:3.6 W
- TFX Power:6 W
Combined power (+5Vsb)
- Pure Power L7:15 W
- TFX Power:10 W

Side by side

Differences highlightedShow differences only

Comparison of Pure Power L7, TFX Power
53 specifications	A be quiet! Pure Power L7 View product	B be quiet! TFX Power View product
Power16 differ
Total powerDiffers	530 W	300 W
Peak powerKnown for one	580 W	Unknown — not stated by the source
Input currentDiffers	7 - 3.5 A	2.5 - 4.5 A
Power factorDiffers	0.99	0.9
Combined power (+3.3V)Differs	130 W	110 W
Combined power (+12V)Differs	420 W	250 W
Combined power (+5V)Differs	130 W	110 W
Combined power (-12V)Differs	3.6 W	6 W
Combined power (+5Vsb)Differs	15 W	10 W
Max output current (+3.3V)Differs	24 A	20 A
Max output current (+12V)Differs	35 A	20.83 A
Max output current (+12V1)Differs	22 A	14 A
Max output current (+12V2)Differs	22 A	16 A
Max output current (+5V)Differs	24 A	22 A
Max output current (-12V)Differs	0.3 A	0.5 A
Max output current (+5Vsb)Differs	2.5 A	2 A
Power protection featuresDiffers	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage	Over current, Over power, Over voltage, Short circuit, Under voltage
Hold timeKnown for one	Unknown — not stated by the source	17 ms
Ports & interfaces2 differ
Number of SATA power connectorsDiffers	5	2
Peripheral (Molex) power connectors (4-pin)Differs	4	3
PCI Express power connectors (6+2 pin)Known for one	2	Unknown — not stated by the source
Performance1 differ
Power supply unit (PSU) form factorDiffers	ATX	TFX
Noise levelKnown for one	26 dB	Unknown — not stated by the source
Bearing technologyKnown for one	Unknown — not stated by the source	Rifle
Design2 differ
Fan diameterDiffers	12 cm	8 cm
Fan speedDiffers	1650	3600
On/off switchKnown for one	Unknown — not stated by the source	Yes
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 40 °C	10 - 50 °C
Weight & dimensions3 differ
WidthDiffers	140 mm	85 mm
DepthDiffers	150 mm	175 mm
HeightDiffers	86 mm	70 mm
WeightKnown for one	1.75 kg	Unknown — not stated by the source
Packaging data1 differ
Package weightDiffers	2.05 kg	1.41 kg
Other features1 differ
Package dimensions (WxDxH)Differs	185 x 145 x 163 mm	159 x 195 x 80 mm

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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