Product comparison · 2 power supply units

be quiet! BQT L7-730W vs be quiet! BQT L8-CM-430W

35specifications compared
15differ
20identical
25known for one product only

Key differences

Total power
- BQT L7-730W:730 W
- BQT L8-CM-430W:430 W
Input current
- BQT L7-730W:10 A
- BQT L8-CM-430W:8 A
Max output current (+3.3V)
- BQT L7-730W:17.9 A
- BQT L8-CM-430W:15 A
Max output current (+12V)
- BQT L7-730W:48.5 A
- BQT L8-CM-430W:26.6 A
Max output current (+5V)
- BQT L7-730W:14.4 A
- BQT L8-CM-430W:9.5 A
Max output current (-12V)
- BQT L7-730W:0.3 A
- BQT L8-CM-430W:0.2 A
Max output current (+5Vsb)
- BQT L7-730W:2.6 A
- BQT L8-CM-430W:2.4 A
Number of SATA power connectors
- BQT L7-730W:5
- BQT L8-CM-430W:4

Side by side

Differences highlightedShow differences only

Comparison of BQT L7-730W, BQT L8-CM-430W
60 specifications	A be quiet! BQT L7-730W View product	B be quiet! BQT L8-CM-430W View product
Power7 differ
Total powerDiffers	730 W	430 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Input currentDiffers	10 A	8 A
Maximum input current (@110V)Known for one	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V	Unknown — not stated by the source
Power factorKnown for one	0.99	Unknown — not stated by the source
Power Factor Correction (PFC) typeKnown for one	Active	Unknown — not stated by the source
Max output current (+3.3V)Differs	17.9 A	15 A
Max output current (+12V)Differs	48.5 A	26.6 A
Max output current (+5V)Differs	14.4 A	9.5 A
Max output current (-12V)Differs	0.3 A	0.2 A
Max output current (+5Vsb)Differs	2.6 A	2.4 A
EfficiencyKnown for one	86.87%	Unknown — not stated by the source
Power protection featuresKnown for one	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating	Unknown — not stated by the source
Combined power (+3.3V)Known for one	Unknown — not stated by the source	60 W
Combined power (+12V)Known for one	Unknown — not stated by the source	330 W
Combined power (+5V)Known for one	Unknown — not stated by the source	50 W
Combined power (-12V)Known for one	Unknown — not stated by the source	3.6 W
Combined power (+5Vsb)Known for one	Unknown — not stated by the source	15 W
Ports & interfaces5 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-pin)Differs	2	1
PCI Express power connectors (6+2 pin)Differs	2	1
CPU power connector (4+4 pin)	Yes	Yes
Floppy drive power connector	1	1
Cabling typeDiffers	Non-Modular	Semi-Modular
Connector(s)Known for one	Unknown — not stated by the source	IEC C14
Monitor outletKnown for one	Unknown — not stated by the source	No
Performance2 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certificationDiffers	80 PLUS	80 PLUS Bronze
ATX version	2.31	2.31
EPS versionKnown for one	2.92	Unknown — not stated by the source
Bearing technologyKnown for one	FDB	Unknown — not stated by the source
Mean time between failures (MTBF)	100000 h	100000 h
Compatible productsDiffers	Intel C6	PC
Designidentical
Product colour	Black	Black
Cooling typeKnown for one	Active	Unknown — not stated by the source
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Side	Side
Illumination	No	No
LED indicators	No	No
Operational conditionsidentical
Operating temperature (T-T)	5 - 40 °C	5 - 40 °C
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationKnown for one	ErP, WEEE	Unknown — not stated by the source
Safety regulation & standards1 differ
SafetyDiffers	CE, CB, TUV, N, S, Fl, D	CB, CE, S
Weight & dimensionsidentical
WidthKnown for one	140 mm	Unknown — not stated by the source
DepthKnown for one	150 mm	Unknown — not stated by the source
HeightKnown for one	86 mm	Unknown — not stated by the source
Technical detailsidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	150 x 140 x 86 mm	Unknown — not stated by the source
Parallel processing technology supportKnown for one	Hybrid CrossFireX	Unknown — not stated by the source
Power over Ethernet (PoE)	No	No
Power supply type	AC/DC	AC/DC
Redundant power supply (RPS) support	No	No
Power rocker switch	Yes	Yes
Power managementKnown for one	Unknown — not stated by the source	Yes
Logistics dataidentical
Country of originKnown for one	Unknown — not stated by the source	China

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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