Product comparison · 2 network cards

D-Link DWM-221 network card 100 Mbit/s vs Lenovo X520 Dual Port 10GbE SFP+

9specifications compared
8differ
1identical
24known for one product only

Key differences

Connectivity technology
- DWM-221 network card 100 Mbit/s:Wireless
- X520 Dual Port 10GbE SFP+:Wired
Host interface
- DWM-221 network card 100 Mbit/s:USB
- X520 Dual Port 10GbE SFP+:PCI Express
Maximum data transfer rate
- DWM-221 network card 100 Mbit/s:100 Mbit/s
- X520 Dual Port 10GbE SFP+:10000 Mbit/s
Internal
- DWM-221 network card 100 Mbit/s:No
- X520 Dual Port 10GbE SFP+:Yes
Product colour
- DWM-221 network card 100 Mbit/s:Black
- X520 Dual Port 10GbE SFP+:Green, Metallic
Operating temperature (T-T)
- DWM-221 network card 100 Mbit/s:-10 - 45 °C
- X520 Dual Port 10GbE SFP+:0 - 55 °C
Storage temperature (T-T)
- DWM-221 network card 100 Mbit/s:-20 - 70 °C
- X520 Dual Port 10GbE SFP+:-40 - 70 °C

Side by side

Differences highlightedShow differences only

Comparison of DWM-221, X520 Dual Port 10GbE SFP+
33 specifications	A D-Link DWM-221 network card 100 Mbit/s Model DWM-221 View product	B Lenovo X520 Dual Port 10GbE SFP+View product
Ports & interfaces2 differ
Connectivity technologyDiffers	Wireless	Wired
Host interfaceDiffers	USB	PCI Express
Compatible memory cardsKnown for one	MicroSD (TransFlash)	Unknown — not stated by the source
InterfaceKnown for one	Unknown — not stated by the source	Fiber
Fiber optic connectorKnown for one	Unknown — not stated by the source	SFP+
Fiber ports quantityKnown for one	Unknown — not stated by the source	2
Network1 differ
Maximum data transfer rateDiffers	100 Mbit/s	10000 Mbit/s
Ethernet LANKnown for one	No	Unknown — not stated by the source
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 1588, IEEE 802.1Q, IEEE 802.1as, IEEE 802.3ad, IEEE 802.3x
Ethernet interface typeKnown for one	Unknown — not stated by the source	10 Gigabit Ethernet
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000,10000 Mbit/s
Jumbo frames supportKnown for one	Unknown — not stated by the source	Yes
Design2 differ
InternalDiffers	No	Yes
Product colourDiffers	Black	Green, Metallic
AntennaKnown for one	Yes	Unknown — not stated by the source
LED indicatorsKnown for one	Status	Unknown — not stated by the source
CertificationKnown for one	WHQL, CE, FCC	Unknown — not stated by the source
ChipsetKnown for one	Unknown — not stated by the source	Intel® X520
Poweridentical
USB poweredKnown for one	Yes	Unknown — not stated by the source
Power consumption (typical)Known for one	Unknown — not stated by the source	6.5 W
System requirements1 differ
Minimum RAMKnown for one	128 MB	Unknown — not stated by the source
Minimum storage drive spaceKnown for one	50 MB	Unknown — not stated by the source
Windows operating systems supportedDiffers	Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Win	Yes
Mac operating systems supportedKnown for one	Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Operational conditions2 differ
Operating temperature (T-T)Differs	-10 - 45 °C	0 - 55 °C
Storage temperature (T-T)Differs	-20 - 70 °C	-40 - 70 °C
Weight & dimensionsidentical
WidthKnown for one	32.5 mm	Unknown — not stated by the source
DepthKnown for one	99 mm	Unknown — not stated by the source
HeightKnown for one	11 mm	Unknown — not stated by the source
WeightKnown for one	35 g	Unknown — not stated by the source
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Technical detailsidentical
Compliance certificatesKnown for one	RoHS	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.

More network card comparisons

All network card comparisons