Equip eSATA II Express Card/34 vs StarTech.com 2 Port RS-422/RS-485 Serial PCI Card (DB9)

Comparison of eSATA II Express Card/34, 2 Port RS-422/RS-485 Serial PCI Card (DB9)

9 specifications	A Equip eSATA II Express Card/34View product	B StarTech.com 2 Port RS-422/RS-485 Serial PCI Card (DB9)View product
Ports & interfaces1 differ
Host interfaceDiffers	ExpressCard	PCI
Serial ports quantityKnown for one	—Unknown — not stated by the source	2
Packaging dataidentical
Package weightKnown for one	—Unknown — not stated by the source	190 g
Other features1 differ
Data transfer rateKnown for one	—Unknown — not stated by the source	0.921 Mbit/s
Ports quantity	2	2
Connectivity technology	Wired	Wired
Compatible operating systemsDiffers	Windows NT, 2000, XP, Server 2003, Vista Mac OS 10.4	Windows 9x/ME/NT 4/2000/XP/Server 2003 +, Linux, DOS
Supported data transfer ratesKnown for one	3 Gbps	—Unknown — not stated by the source
Featuresidentical
Plug and PlayKnown 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.