Product comparison · 2 interface cards/adapters

Brainboxes PCI 4 port OPTO RS422/485 vs StarTech.com 1 Port RS-422/485 DB9 CardBus Adapter

Key differences

Host interface
- PCI 4 port OPTO RS422/485:PCI
- 1 Port RS-422/485 DB9 CardBus Adapter:CardBus
Width
- PCI 4 port OPTO RS422/485:96 mm
- 1 Port RS-422/485 DB9 CardBus Adapter:60 mm
Depth
- PCI 4 port OPTO RS422/485:159 mm
- 1 Port RS-422/485 DB9 CardBus Adapter:140 mm
Weight
- PCI 4 port OPTO RS422/485:97 g
- 1 Port RS-422/485 DB9 CardBus Adapter:120 g
Data transfer rate
- PCI 4 port OPTO RS422/485:921600 Mbit/s
- 1 Port RS-422/485 DB9 CardBus Adapter:0.9 Mbit/s

Differences highlightedShow differences only

Comparison of PCI 4 port OPTO RS422/485, 1 Port RS-422/485 DB9 CardBus Adapter
11 specifications	A Brainboxes PCI 4 port OPTO RS422/485 View product	B StarTech.com 1 Port RS-422/485 DB9 CardBus Adapter View product
Ports & interfaces1 differ
Host interfaceDiffers	PCI	CardBus
Featuresidentical
ChipsetKnown for one	Unknown — not stated by the source	OX16PCI952
Weight & dimensions3 differ
WidthDiffers	96 mm	60 mm
DepthDiffers	159 mm	140 mm
HeightKnown for one	Unknown — not stated by the source	24 mm
WeightDiffers	97 g	120 g
Other features2 differ
Data transfer rateDiffers	921600 Mbit/s	0.9 Mbit/s
Connectivity technologyKnown for one	Unknown — not stated by the source	Wired
Compatible operating systemsDiffers	Windows 98/ NT4/ 2000/ XP/ Server 2003 Windows XP x64 bit Edition / Windows Server 2003 x64 bit Linux	Windows 98/ME/NT/2000/XP/2003/VISTA/LINUX
I/O portsKnown for one	Unknown — not stated by the source	1 - DB9 M
Ports quantityKnown for one	4	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.