FRITZ! Fritz Card PCI V2.1 vs FRITZ! ISDN-Controller C4

Comparison of Fritz Card PCI V2.1, ISDN-Controller C4

19 specifications	A FRITZ! Fritz Card PCI V2.1View product	B FRITZ! ISDN-Controller C4View product
Technical details1 differ
InternalKnown for one	Yes	—Unknown — not stated by the source
Cables includedKnown for one	USB	—Unknown — not stated by the source
Compatible operating systemsDiffers	Windows XP, Windows Me, Windows 2000, Windows 98	Microsoft Windows 2000/NT4.0/Linux/Novell NetWare 4.x
Connector(s)Known for one	RJ-45	—Unknown — not stated by the source
Interface typeKnown for one	—Unknown — not stated by the source	PCI
Power consumption (typical)Known for one	—Unknown — not stated by the source	3 W
Supported data transfer ratesKnown for one	—Unknown — not stated by the source	128 Kbit/s
Modemidentical
Connectivity technology	Wired	Wired
Modem speedKnown for one	—Unknown — not stated by the source	14.4 Kbit/s
Transmission methodKnown for one	—Unknown — not stated by the source	Full-duplex
Supported protocolsKnown for one	—Unknown — not stated by the source	ITU V.21, ITU V.22, ITU V.22bis, ITU V.29, ITU V.32, ITU V.32bis, ITU V.34, ITU V.17, ITU V.27ter, Hayes AT command set, V.110 (I.470), V.120 (I.464), X.75, ISO8208, ITU T.70NL, ITU T.90NL
System requirements1 differ
Minimum RAMDiffers	64 MB	16 MB
Minimum processorKnown for one	—Unknown — not stated by the source	StrongARM SA-110 233 MHz
Weight & dimensionsidentical
WeightKnown for one	365 g	—Unknown — not stated by the source
DepthKnown for one	230 mm	—Unknown — not stated by the source
HeightKnown for one	65 mm	—Unknown — not stated by the source
WidthKnown for one	155 mm	—Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	CE	—Unknown — not stated by the source
Ports & interfacesidentical
Data link protocolsKnown for one	—Unknown — not stated by the source	ISDN

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.