Product comparison · 2 interface cards/adapters

StarTech.com 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART vs StarTech.com USB to Infrared/IrDA SIR/FIR Adapter

Key differences

Host interface
- 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:PCIe
- USB to Infrared/IrDA SIR/FIR Adapter:USB
Chipset
- 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:MosChip MCS9901
- USB to Infrared/IrDA SIR/FIR Adapter:Tanic S110
Width
- 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:105 mm
- USB to Infrared/IrDA SIR/FIR Adapter:20 mm
Depth
- 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:120 mm
- USB to Infrared/IrDA SIR/FIR Adapter:30 mm
Height
- 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:20 mm
- USB to Infrared/IrDA SIR/FIR Adapter:10 mm
Package weight
- 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:170 g
- USB to Infrared/IrDA SIR/FIR Adapter:60 g
Data transfer rate
- 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:0.4608 Mbit/s
- USB to Infrared/IrDA SIR/FIR Adapter:4 Mbit/s
Connectivity technology
- 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:Wired
- USB to Infrared/IrDA SIR/FIR Adapter:Wireless

Differences highlightedShow differences only

Comparison of PEX1S552, USB to Infrared/IrDA SIR/FIR Adapter
19 specifications	A StarTech.com 1 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART Model PEX1S552 View product	B StarTech.com USB to Infrared/IrDA SIR/FIR Adapter View product
Ports & interfaces1 differ
Host interfaceDiffers	PCIe	USB
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Features1 differ
ChipsetDiffers	MosChip MCS9901	Tanic S110
Weight & dimensions3 differ
WidthDiffers	105 mm	20 mm
DepthDiffers	120 mm	30 mm
HeightDiffers	20 mm	10 mm
WeightKnown for one	51.5 g	Unknown — not stated by the source
Packaging data1 differ
Package widthKnown for one	40 mm	Unknown — not stated by the source
Package depthKnown for one	210 mm	Unknown — not stated by the source
Package heightKnown for one	145 mm	Unknown — not stated by the source
Package weightDiffers	170 g	60 g
Other features3 differ
Data transfer rateDiffers	0.4608 Mbit/s	4 Mbit/s
Connectivity technologyDiffers	Wired	Wireless
Compatible operating systemsDiffers	Windows 2000/XP/2003/Vista/Linux Kernel 2.6.11 & +/MAC 10.4 & +	Windows 98/98SE/2000/ME/XP/Vista
I/O portsKnown for one	1 - DB9 M	Unknown — not stated by the source
Maximum operating distanceKnown for one	Unknown — not stated by the source	1 m
Compliance industry standardsKnown for one	Unknown — not stated by the source	FIR, IrDA: v1.3, MIR, SIR, USB: v1.1
SafetyKnown for one	Unknown — not stated by the source	FCC, CE & VCCI
Logistics dataidentical
Case or master carton quantityKnown for one	Unknown — not stated by the source	120 pc(s)

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.