Product comparison · 2 network cards

D-Link DWA-645 network card 108 Mbit/s vs Zyxel ZyAIR B-122 - 802.11b Wireless CardBus Card

10specifications compared
4differ
6identical
16known for one product only

Key differences

Maximum data transfer rate
- DWA-645 network card 108 Mbit/s:108 Mbit/s
- ZyAIR B-122 - 802.11b Wireless CardBus Card:11 Mbit/s
Slot type
- DWA-645 network card 108 Mbit/s:32-bit CardBus Type II
- ZyAIR B-122 - 802.11b Wireless CardBus Card:32-bit CardBus

Side by side

Differences highlightedShow differences only

Comparison of DWA-645, ZyAIR B-122 - 802.11b Wireless CardBus Card
26 specifications	A D-Link DWA-645 network card 108 Mbit/s Model DWA-645 View product	B Zyxel ZyAIR B-122 - 802.11b Wireless CardBus Card View product
Ports & interfacesidentical
Connectivity technology	Wireless	Wireless
Host interface	CardBus	CardBus
Network1 differ
Maximum data transfer rateDiffers	108 Mbit/s	11 Mbit/s
Wi-Fi band	Single-band (2.4 GHz)	Single-band (2.4 GHz)
Frequency range	2.4 - 2.4835 GHz	2.4 - 2.4835 GHz
Security algorithmsKnown for one	WPA, WPA2	Unknown — not stated by the source
Spread spectrum methodKnown for one	Unknown — not stated by the source	DSSS
ModulationKnown for one	Unknown — not stated by the source	BPSK, CCK, QPSK
Designidentical
Form factor	Plug-in	Plug-in
LED indicators	Link	Link
CertificationKnown for one	FCC, CE	Unknown — not stated by the source
InternalKnown for one	Unknown — not stated by the source	Yes
Component forKnown for one	Unknown — not stated by the source	Laptop
Antenna typeKnown for one	Unknown — not stated by the source	Internal patch
System requirementsidentical
Minimum storage drive spaceKnown for one	20 MB	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 2000/XP	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	53.3 mm	Unknown — not stated by the source
DepthKnown for one	120 mm	Unknown — not stated by the source
HeightKnown for one	7.7 mm	Unknown — not stated by the source
Other features3 differ
Compliance industry standardsDiffers	IEEE 802.11n, IEEE 802.11g, IEEE 802.11b	IEEE 802.11b, IEEE 802.1x
Minimum system requirementsKnown for one	CD-ROM	Unknown — not stated by the source
Supported data transfer ratesDiffers	1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54, 108 Mbps	1, 2, 5.5, 11 Mbps
Slot typeDiffers	32-bit CardBus Type II	32-bit CardBus
Outdoor rangeKnown for one	Unknown — not stated by the source	400m
Indoor rangeKnown for one	Unknown — not stated by the source	80m
Output power descriptionKnown for one	Unknown — not stated by the source	17dBm

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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