Product comparison · 2 modems

NETGEAR CM400-100NAS modem 340000 Kbit/s vs NETGEAR DGNB2100 modem

9specifications compared
7differ
2identical
21known for one product only

Key differences

The NETGEAR DGNB2100 modem has 3 more Ethernet LAN (RJ-45) ports than the NETGEAR CM400-100NAS modem 340000 Kbit/s (4 vs 1). The NETGEAR DGNB2100 modem has 100 mm more depth than the NETGEAR CM400-100NAS modem 340000 Kbit/s (130 mm vs 30 mm). The NETGEAR CM400-100NAS modem 340000 Kbit/s has 116 mm more height than the NETGEAR DGNB2100 modem (147 mm vs 31 mm). Only the NETGEAR CM400-100NAS modem 340000 Kbit/s has mac compatibility.

Ethernet LAN (RJ-45) ports
- CM400-100NAS modem 340000 Kbit/s:1
- DGNB2100 modem:4
Mac compatibility
- CM400-100NAS modem 340000 Kbit/s:Yes
- DGNB2100 modem:No
Depth
- CM400-100NAS modem 340000 Kbit/s:30 mm
- DGNB2100 modem:130 mm
Height
- CM400-100NAS modem 340000 Kbit/s:147 mm
- DGNB2100 modem:31 mm
Weight
- CM400-100NAS modem 340000 Kbit/s:190 g
- DGNB2100 modem:265 g
Width
- CM400-100NAS modem 340000 Kbit/s:96 mm
- DGNB2100 modem:177.5 mm

Side by side

Differences highlightedShow differences only

Comparison of CM400-100NAS, DGNB2100
30 specifications	A NETGEAR CM400-100NAS modem 340000 Kbit/s Model CM400-100NAS View product	B NETGEAR DGNB2100 modem Model DGNB2100 View product
Modemidentical
Modem speedKnown for one	340000 Kbit/s	Unknown — not stated by the source
Internal memoryKnown for one	64 MB	Unknown — not stated by the source
Flash memoryKnown for one	8 MB	Unknown — not stated by the source
InterfaceKnown for one	Unknown — not stated by the source	USB 2.0
Performanceidentical
Copper ethernet cabling technologyKnown for one	10BASE-T, 100BASE-TX, 1000BASE-T	Unknown — not stated by the source
Upstream data rateKnown for one	122 Mbit/s	Unknown — not stated by the source
Downstream data rateKnown for one	343 Mbit/s	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Featuresidentical
Product colourKnown for one	Black	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
CompatibilityKnown for one	DOCSIS 3.0 / DOCSIS 2.0	Unknown — not stated by the source
Intel insideKnown for one	Yes	Unknown — not stated by the source
Connectivity LEDsKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
Ethernet LAN (RJ-45) portsDiffers	1	4
Poweridentical
Power supply typeKnown for one	DC	Unknown — not stated by the source
USB poweredKnown for one	No	Unknown — not stated by the source
System requirements2 differ
Mac compatibilityDiffers	Yes	No
Browser supportedKnown for one	Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, Google Chrome 11.0	Unknown — not stated by the source
Compatible operating systemsDiffers	Microsoft Windows 7, 8, Vista, XP, 2000, Mac OS	Windows 2000 (SP4), XP (SP1 y SP2) & Vista
Minimum system requirementsKnown for one	Unknown — not stated by the source	CD-ROM USB
Certificatesidentical
CertificationKnown for one	CableLabs	Unknown — not stated by the source
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.11g/b/n
Weight & dimensions4 differ
DepthDiffers	30 mm	130 mm
HeightDiffers	147 mm	31 mm
WeightDiffers	190 g	265 g
WidthDiffers	96 mm	177.5 mm
Packaging contentidentical
Cables includedKnown for one	LAN (RJ-45)	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source

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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