Brainboxes Universal Dual RS232 PCI card vs Brainboxes Universal LPT Port

Comparison of Universal Dual RS232 PCI card, Universal LPT Port

13 specifications	A Brainboxes Universal Dual RS232 PCI cardView product	B Brainboxes Universal LPT PortView product
Ports & interfacesidentical
Host interface	PCI	PCI
Serial ports quantityKnown for one	2	—Unknown — not stated by the source
Parallel ports quantityKnown for one	—Unknown — not stated by the source	1
Featuresidentical
Plug and Play	Yes	Yes
Other features1 differ
Data transfer rateKnown for one	0.1 Mbit/s	—Unknown — not stated by the source
Platform	PC	PC
Connectivity technology	Wired	Wired
Compatible operating systems	Windows 98/Me/NT/2000/XP/2003	Windows 98/Me/NT/2000/XP/2003
Mac compatibility	No	No
Power requirements	3.3V; 5V	3.3V; 5V
Slot type	PCI 32/64-bit	PCI 32/64-bit
I/O portsDiffers	2 x DB9	1x 25 pin
Ports quantityKnown for one	—Unknown — not stated by the source	1

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.