Product comparison · 2 interface cards/adapters

StarTech.com 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA vs StarTech.com 4 Port RS232 PCI Express Serial Card w/ Breakout Cable

29specifications compared
18differ
11identical
11known for one product only

Key differences

Host interface
- 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA:IDC
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:PCIe
Serial ports quantity
- 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA:2
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:4
Certification
- 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA:Microsoft WHQL, CE, FCC
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:REACH, CE
Baud rate
- 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA:115.2 Kbit/s
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:230.4 Kbit/s
Data bits
- 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA:7, 8
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:5, 6, 7, 8
Operating temperature (T-T)
- 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA:-10 - 80 °C
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:0 - 70 °C
Storage temperature (T-T)
- 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA:-20 - 100 °C
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:-40 - 85 °C
Width
- 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA:120 mm
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:12 mm

Side by side

Differences highlightedShow differences only

Comparison of ICUSB232INT2, PEX4S553B
40 specifications	A StarTech.com 24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter - TAA Model ICUSB232INT2 View product	B StarTech.com 4 Port RS232 PCI Express Serial Card w/ Breakout Cable Model PEX4S553B View product
Ports & interfaces2 differ
Host interfaceDiffers	IDC	PCIe
Serial ports quantityDiffers	2	4
Design1 differ
CertificationDiffers	Microsoft WHQL, CE, FCC	REACH, CE
Product colourKnown for one	Unknown — not stated by the source	Black
Features2 differ
Baud rateDiffers	115.2 Kbit/s	230.4 Kbit/s
Data bitsDiffers	7, 8	5, 6, 7, 8
Stop bitsKnown for one	1, 2	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
ChipsetKnown for one	Unknown — not stated by the source	ASIX Moschip MCS9904CV-AA
Parity bitKnown for one	Unknown — not stated by the source	Even, Mark, No, Odd
Operational conditions2 differ
Operating temperature (T-T)Differs	-10 - 80 °C	0 - 70 °C
Storage temperature (T-T)Differs	-20 - 100 °C	-40 - 85 °C
System requirements3 differ
Windows operating systems supportedDiffers	Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 2000, Windows 2000 Professional, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Bas	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 2000, Windows 2000 Professional, Windows 7, Windows 7 Enterprise, Windo
Mac operating systems supportedDiffers	Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks, Mac OS X 13.0 Ventura	Mac OS X 10.10 Yosemite, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Server operating systems supportedDiffers	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019
Other operating systems supportedKnown for one	Unknown — not stated by the source	DOS, Windows Embedded POSReady 2009, Windows Embedded Standard 2009, Windows XP Embedded
Weight & dimensions4 differ
WidthDiffers	120 mm	12 mm
DepthDiffers	68 mm	80.5 mm
HeightDiffers	19 mm	68 mm
WeightDiffers	63 g	239 g
Packaging data4 differ
Package widthDiffers	142 mm	208 mm
Package depthDiffers	174 mm	145 mm
Package heightDiffers	33 mm	41 mm
Package weightDiffers	153 g	343 g
Cables includedKnown for one	Unknown — not stated by the source	Serial
Logistics dataidentical
Products per master (outer) caseKnown for one	75 pc(s)	Unknown — not stated by the source
Master (outer) case widthKnown for one	350 mm	Unknown — not stated by the source
Master (outer) case lengthKnown for one	693 mm	Unknown — not stated by the source
Master (outer) case heightKnown for one	314 mm	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.

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