i-tec USB51AA interface cards/adapter vs Lenovo 45J9150 interface cards/adapter

Comparison of USB51AA, 45J9150

18 specifications	A i-tec USB51AA interface cards/adapter Model USB51AA View product	B Lenovo 45J9150 interface cards/adapter Model 45J9150 View product
Ports & interfaces1 differ
Host interfaceDiffers	USB	PCI
Designidentical
Product colourKnown for one	Grey, White	—Unknown — not stated by the source
Featuresidentical
Plug and PlayKnown for one	Yes	—Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	—Unknown — not stated by the source
Storage temperature (T-T)Known for one	0 - 70 °C	—Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	0 - 80%	—Unknown — not stated by the source
Other featuresidentical
Data transfer rateKnown for one	12 Mbit/s	—Unknown — not stated by the source
Ports quantityKnown for one	4	—Unknown — not stated by the source
Compatible operating systemsKnown for one	Microsoft Windows ME/2000/XP/Vista/7, Mac 10.1 +	—Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	—Unknown — not stated by the source
Data link protocolsKnown for one	—Unknown — not stated by the source	LPT
Connectivity technologyKnown for one	—Unknown — not stated by the source	Wired
Package dimensions (WxDxH)Known for one	—Unknown — not stated by the source	40 x 150 x 145 mm
I/O portsKnown for one	—Unknown — not stated by the source	1 x IEEE 1284 (M)
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	20 mm
DepthKnown for one	—Unknown — not stated by the source	125 mm
HeightKnown for one	—Unknown — not stated by the source	120 mm
WeightKnown for one	—Unknown — not stated by the source	68 g

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.