Brainboxes PX-335 interface cards/adapter vs Manhattan Hi-Speed USB 2.0/FireWire Combo Card

Comparison of PX-335, Hi-Speed USB 2.0/FireWire Combo Card

19 specifications	A Brainboxes PX-335 interface cards/adapter Model PX-335 View product	B Manhattan Hi-Speed USB 2.0/FireWire Combo CardView product
Ports & interfaces1 differ
Host interfaceDiffers	PCIe	PCI
Serial ports quantityKnown for one	4	—Unknown — not stated by the source
Connector(s)Known for one	4 xRS422/485 9-pin	—Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	—Unknown — not stated by the source	4
Firewire (IEEE 1394) portsKnown for one	—Unknown — not stated by the source	3
Designidentical
Product colourKnown for one	Green	—Unknown — not stated by the source
CertificationKnown for one	CE, ROHS, WEEE	—Unknown — not stated by the source
Featuresidentical
Full duplexKnown for one	Yes	—Unknown — not stated by the source
ChipsetKnown for one	—Unknown — not stated by the source	VIA 6214 + VIA 6306
Weight & dimensionsidentical
WidthKnown for one	80 mm	—Unknown — not stated by the source
DepthKnown for one	146 mm	—Unknown — not stated by the source
HeightKnown for one	20 mm	—Unknown — not stated by the source
WeightKnown for one	68 g	—Unknown — not stated by the source
Other features1 differ
Data transfer rateKnown for one	0.9 Mbit/s	—Unknown — not stated by the source
Ports quantityKnown for one	4	—Unknown — not stated by the source
Connectivity technologyKnown for one	Wired	—Unknown — not stated by the source
Compatible operating systemsDiffers	Win Server 2008, Server 2003, XP, Vista	Win 2000, XP, Server 2003, Vista
Mac compatibility	No	No
Power requirementsKnown for one	3.3v	—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.