Product comparison · 2 power supply units

be quiet! BQT L7-630W vs be quiet! Pure Power L8 CM

43specifications compared
23differ
20identical
25known for one product only

Key differences

Total power
- BQT L7-630W:630 W
- Pure Power L8 CM:430 W
Peak power
- BQT L7-630W:634 W
- Pure Power L8 CM:480 W
Input current
- BQT L7-630W:10 A
- Pure Power L8 CM:4 - 8 A
Combined power (+3.3V)
- BQT L7-630W:70 W
- Pure Power L8 CM:120 W
Combined power (+12V)
- BQT L7-630W:420 W
- Pure Power L8 CM:396 W
Combined power (+5V)
- BQT L7-630W:60 W
- Pure Power L8 CM:120 W
Combined power (+5Vsb)
- BQT L7-630W:12.5 W
- Pure Power L8 CM:15 W
Max output current (+3.3V)
- BQT L7-630W:17.5 A
- Pure Power L8 CM:24 A

Side by side

Differences highlightedShow differences only

Comparison of BQT L7-630W, Pure Power L8 CM
68 specifications	A be quiet! BQT L7-630W View product	B be quiet! Pure Power L8 CM View product
Power13 differ
Total powerDiffers	630 W	430 W
Peak powerDiffers	634 W	480 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Input currentDiffers	10 A	4 - 8 A
Maximum input current (@110V)	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Power factor	0.99	0.99
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	70 W	120 W
Combined power (+12V)Differs	420 W	396 W
Combined power (+5V)Differs	60 W	120 W
Combined power (-12V)	3.6 W	3.6 W
Combined power (+5Vsb)Differs	12.5 W	15 W
Max output current (+3.3V)Differs	17.5 A	24 A
Max output current (+12V)Differs	40.5 A	33 A
Max output current (+5V)Differs	14.1 A	15 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)Differs	2.6 A	3 A
EfficiencyDiffers	86.44%	88%
Power protection featuresDiffers	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Max output current (+12V1)Known for one	Unknown — not stated by the source	22 A
Max output current (+12V2)Known for one	Unknown — not stated by the source	20 A
Hold timeKnown for one	Unknown — not stated by the source	14 ms
Ports & interfaces3 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectorsDiffers	5	4
Peripheral (Molex) power connectors (4-pin)Differs	4	3
PCI Express power connectors (6+2 pin)	1	1
CPU power connector (4+4 pin)	Yes	Yes
Floppy drive power connector	1	1
Cabling typeDiffers	Non-Modular	Semi-Modular
PCI Express power connectors (6-pin)Known for one	Unknown — not stated by the source	1
Performance2 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certificationDiffers	80 PLUS	80 PLUS Bronze
ATX version	2.3	2.3
EPS versionKnown for one	2.92	Unknown — not stated by the source
Noise levelDiffers	25 dB	20.1 dB
Bearing technologyKnown for one	FDB	Unknown — not stated by the source
Mean time between failures (MTBF)	100000 h	100000 h
Compatible productsKnown for one	Intel C6	Unknown — not stated by the source
Design1 differ
Product colour	Black	Black
Cooling type	Active	Active
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan speedDiffers	1650	1229
Fan locationKnown for one	Side	Unknown — not stated by the source
IlluminationKnown for one	No	Unknown — not stated by the source
LED indicatorsKnown for one	No	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	5 - 40 °C	0 - 40 °C
Safety regulation & standardsidentical
SafetyKnown for one	CE, CB, TUV, N, S, Fl, D	Unknown — not stated by the source
Certificates1 differ
CertificationDiffers	ErP, WEEE	ErP, WEEE, CE, CB, TUV
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Weight & dimensions2 differ
WidthDiffers	140 mm	150 mm
DepthDiffers	150 mm	160 mm
Height	86 mm	86 mm
WeightKnown for one	Unknown — not stated by the source	1.7 kg
Other featuresidentical
Dimensions (WxDxH)Known for one	140 x 150 x 86 mm	Unknown — not stated by the source
Parallel processing technology supportKnown for one	Hybrid CrossFireX	Unknown — not stated by the source
Power managementKnown for one	Yes	Unknown — not stated by the source
Power over Ethernet (PoE)Known for one	No	Unknown — not stated by the source
Redundant power supply (RPS) supportKnown for one	No	Unknown — not stated by the source
Power rocker switchKnown for one	Yes	Unknown — not stated by the source
Noise level (silent mode, <30%)Known for one	Unknown — not stated by the source	16.2 dB
Noise level (quiet mode, 50%)Known for one	Unknown — not stated by the source	16.8 dB
Noise level (full-load mode, 100%)Known for one	Unknown — not stated by the source	20.1 dB
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	105 x 230 x 280 mm
Packaging dataidentical
Package weightKnown for one	Unknown — not stated by the source	2.45 kg
Technical detailsidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR

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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