Product comparison · 2 interface cards/adapters

StarTech.com 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter vs StarTech.com 4 Port RS232 PCI Express Serial Card w/ Breakout Cable

14specifications compared
13differ
1identical
23known for one product only

Key differences

Host interface
- 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter:Mini PCI Express
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:PCIe
Output interface
- 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter:USB 3.2 Gen 1 (3.1 Gen 1)
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:Serial
Chipset
- 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter:NEC uPD720200
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:ASIX Moschip MCS9904CV-AA
Operating temperature (T-T)
- 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter:0 - 85 °C
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:0 - 70 °C
Storage temperature (T-T)
- 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter:-65 - 125 °C
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:-40 - 85 °C
Width
- 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter:30 mm
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:12 mm
Depth
- 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter:50 mm
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:80.5 mm
Height
- 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter:3 mm
- 4 Port RS232 PCI Express Serial Card w/ Breakout Cable:68 mm

Side by side

Differences highlightedShow differences only

Comparison of MPEXUSB3S2, PEX4S553B
37 specifications	A StarTech.com 2 Port Mini PCI Express SuperSpeed USB 3.0 Card Adapter Model MPEXUSB3S2 View product	B StarTech.com 4 Port RS232 PCI Express Serial Card w/ Breakout Cable Model PEX4S553B View product
Ports & interfaces2 differ
Host interfaceDiffers	Mini PCI Express	PCIe
Output interfaceDiffers	USB 3.2 Gen 1 (3.1 Gen 1)	Serial
Serial ports quantityKnown for one	Unknown — not stated by the source	4
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
Designidentical
Internal	Yes	Yes
Product colourKnown for one	Unknown — not stated by the source	Black
CertificationKnown for one	Unknown — not stated by the source	REACH, CE
Features1 differ
ChipsetDiffers	NEC uPD720200	ASIX Moschip MCS9904CV-AA
Baud rateKnown for one	Unknown — not stated by the source	230.4 Kbit/s
FIFO (First In, First Out)Known for one	Unknown — not stated by the source	256 B
Data bitsKnown for one	Unknown — not stated by the source	5, 6, 7, 8
Parity bitKnown for one	Unknown — not stated by the source	Even, Mark, No, Odd
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 85 °C	0 - 70 °C
Storage temperature (T-T)Differs	-65 - 125 °C	-40 - 85 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 85%
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	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 supportedKnown for one	Unknown — not stated by the source	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
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Server operating systems supportedKnown for one	Unknown — not stated by the source	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
Technical detailsidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Weight & dimensions4 differ
WidthDiffers	30 mm	12 mm
DepthDiffers	50 mm	80.5 mm
HeightDiffers	3 mm	68 mm
WeightDiffers	70.4 g	239 g
Packaging data4 differ
Cables includedKnown for one	Unknown — not stated by the source	Serial
Mounting brackets includedKnown for one	Unknown — not stated by the source	Yes
Drivers includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Package widthDiffers	145 mm	208 mm
Package depthDiffers	210 mm	145 mm
Package heightDiffers	40 mm	41 mm
Package weightDiffers	174.2 g	343 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020
Other featuresidentical
Data transfer rateKnown for one	5 Gbit/s	Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows XP(32/64-bit)/ Server 2003(32/64-bit)/ Vista(32/64-bit)/ 7(32/64-bit)/ Server 2008 R2	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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