Product comparison · 2 power supply units

be quiet! E8-CM-680W power supply unit 20+4 pin ATX ATX Black vs GIGABYTE Cooling type

38specifications compared
24differ
14identical
36known for one product only

Key differences

Total power
- E8-CM-680W power supply unit 20+4 pin ATX ATX Black:680 W
- Cooling type:450 W
Input current
- E8-CM-680W power supply unit 20+4 pin ATX ATX Black:10 A
- Cooling type:6 - 10 A
Combined power (+3.3V)
- E8-CM-680W power supply unit 20+4 pin ATX ATX Black:75 W
- Cooling type:105 W
Combined power (+5V)
- E8-CM-680W power supply unit 20+4 pin ATX ATX Black:85 W
- Cooling type:105 W
Combined power (-12V)
- E8-CM-680W power supply unit 20+4 pin ATX ATX Black:6 W
- Cooling type:3.6 W
Combined power (+5Vsb)
- E8-CM-680W power supply unit 20+4 pin ATX ATX Black:15 W
- Cooling type:12.5 W
Max output current (+3.3V)
- E8-CM-680W power supply unit 20+4 pin ATX ATX Black:24 A
- Cooling type:20 A
Max output current (+5V)
- E8-CM-680W power supply unit 20+4 pin ATX ATX Black:28 A
- Cooling type:20 A

Side by side

Differences highlightedShow differences only

Comparison of E8-CM-680W, Cooling type
74 specifications	A be quiet! E8-CM-680W power supply unit 20+4 pin ATX ATX Black Model E8-CM-680W View product	B GIGABYTE Cooling type View product
Power12 differ
Total powerDiffers	680 W	450 W
Peak powerKnown for one	750 W	Unknown — not stated by the source
Input currentDiffers	10 A	6 - 10 A
Maximum input current (@110V)Differs	+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V	+12V1,+12V2,+12V3,+3.3V,+5V,+5Vsb,-12V
Power factorKnown for one	0.99	Unknown — not stated by the source
Combined power (+3.3V)Differs	75 W	105 W
Combined power (+12V)Known for one	624 W	Unknown — not stated by the source
Combined power (+5V)Differs	85 W	105 W
Combined power (-12V)Differs	6 W	3.6 W
Combined power (+5Vsb)Differs	15 W	12.5 W
Max output current (+3.3V)Differs	24 A	20 A
Max output current (+12V)Known for one	52 A	Unknown — not stated by the source
Max output current (+5V)Differs	28 A	20 A
Max output current (-12V)Differs	0.5 A	0.3 A
Max output current (+5Vsb)Differs	3 A	2.5 A
Hold timeKnown for one	19 ms	Unknown — not stated by the source
Power protection featuresDiffers	Over current, Over power, Over voltage, Short circuit, Under voltage, Overheating	Over current, Over voltage, Short circuit, Under voltage
Ports & interfaces5 differ
Motherboard power connectorDiffers	20+4 pin ATX	24-pin ATX
Number of SATA power connectorsDiffers	7	5
Peripheral (Molex) power connectors (4-pin)Differs	7	4
PCI Express power connectors (6-pin)Known for one	2	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	1	Unknown — not stated by the source
Floppy drive power connectorDiffers	2	1
CPU power connectors (8-pin)Known for one	1	Unknown — not stated by the source
Connector(s)Known for one	IEC C14	Unknown — not stated by the source
Cabling typeDiffers	Semi-Modular	Non-Modular
Monitor outletKnown for one	No	Unknown — not stated by the source
CPU power connector (4+4 pin)Known for one	Unknown — not stated by the source	Yes
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Performance1 differ
80 PLUS certificationDiffers	80 PLUS Silver	80 PLUS Bronze
EPS versionKnown for one	2.92	Unknown — not stated by the source
Noise levelKnown for one	21.8 dB	Unknown — not stated by the source
Bearing technologyKnown for one	FDB	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	100000 h	Unknown — not stated by the source
Compatible productsKnown for one	PC	Unknown — not stated by the source
Design1 differ
Fan speedKnown for one	1416	Unknown — not stated by the source
Fan locationDiffers	Side	Top
IlluminationKnown for one	No	Unknown — not stated by the source
LED indicatorsKnown for one	No	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Certificates1 differ
CertificationDiffers	ErP, WEEE, RoHS	NVIDIA SLI-Ready
Safety regulation & standards1 differ
SafetyDiffers	CE, CB, TUV, N, S, Fl, D	CE, CB, cUL, FCC, BSMI, C-Tick, TUV
Weight & dimensions3 differ
DepthDiffers	160 mm	86 mm
HeightDiffers	86 mm	150 mm
WeightDiffers	2.28 kg	2.5 kg
Packaging dataidentical
Package weightKnown for one	3.12 kg	Unknown — not stated by the source
Case or master carton dimensions (W x D x H)Known for one	661 x 282 x 358 mm	Unknown — not stated by the source
Case or master carton quantityKnown for one	6 pc(s)	Unknown — not stated by the source
Case or master carton weightKnown for one	20 kg	Unknown — not stated by the source
Other featuresidentical
Package dimensions (WxDxH)Known for one	328 x 248 x 102 mm	Unknown — not stated by the source
Parallel processing technology supportKnown for one	Hybrid CrossFireX, Quad-GPU SLI	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
Power supply typeKnown for one	AC/DC	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
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	150 x 86 x 150 mm
Maximum currentKnown for one	Unknown — not stated by the source	20 A
Ports quantityKnown for one	Unknown — not stated by the source	14
Weight (imperial)Known for one	Unknown — not stated by the source	2.5 kg (5.51 lbs)

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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