Axagon PCEA-20 interface cards/adapter vs Axagon PCEC-30 interface cards/adapter

Comparison of PCEA-20, PCEC-30

13 specifications	A Axagon PCEA-20 interface cards/adapter Model PCEA-20 View product	B Axagon PCEC-30 interface cards/adapter Model PCEC-30 View product
Ports & interfacesidentical
Parallel ports quantityKnown for one	1	—Unknown — not stated by the source
Connector(s)Known for one	DB25	—Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	—Unknown — not stated by the source	5
Firewire (IEEE 1394) portsKnown for one	—Unknown — not stated by the source	3
Features1 differ
ChipsetDiffers	MOSChip MCS9805CV + PLX PEX 8111	NEC PD72874 + NEC PD720101 + PLX PEX8111
Supports EPP and ECPKnown for one	Yes	—Unknown — not stated by the source
Other features2 differ
Data transfer rateDiffers	1.5 Mbit/s	480 Mbit/s
Ports quantityKnown for one	1	—Unknown — not stated by the source
Compatible operating systemsDiffers	Windows 98SE / Me / NT4.0 / 2000 / XP / XP 64-bit / 2003 / Vista / Vista 64-bit Linux	Windows 98SE / Me / 2000 / XP / XP 64-bit / 2003 / Vista
Connectivity technologyKnown for one	—Unknown — not stated by the source	Wired

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.