Product comparison · 2 interface cards/adapters

StarTech.com Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART vs StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART

11specifications compared
10differ
1identical
34known for one product only

Key differences

Output interface
- Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART:Serial
- 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:RS-232
Product colour
- Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART:Green
- 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:Silver
Chipset
- Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART:PLX/Oxford - OXPCIe952
- 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:MosChip MCS9901
Width
- Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART:65 mm
- 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:110 mm
Depth
- Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART:90 mm
- 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:210 mm
Height
- Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART:20 mm
- 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:120 mm
Weight
- Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART:60 g
- 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:75 g
Package width
- Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART:175 mm
- 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART:31 mm

Side by side

Differences highlightedShow differences only

Comparison of PEX2S952, PEX4S552
45 specifications	A StarTech.com Discontinued and replaced by PEX2S953: 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART Model PEX2S952 View product	B StarTech.com 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART Model PEX4S552 View product
Ports & interfaces1 differ
Output interfaceDiffers	Serial	RS-232
Expansion card standardKnown for one	PCIe 1.0	Unknown — not stated by the source
Serial ports quantityKnown for one	2	Unknown — not stated by the source
Serial interface typeKnown for one	RS-232	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	1	Unknown — not stated by the source
Connector(s)Known for one	Unknown — not stated by the source	DB9
Design1 differ
InternalKnown for one	Yes	Unknown — not stated by the source
Product colourDiffers	Green	Silver
Mean time between failures (MTBF)Known for one	87600 h	Unknown — not stated by the source
CertificationKnown for one	CE, FCC	Unknown — not stated by the source
Features1 differ
ChipsetDiffers	PLX/Oxford - OXPCIe952	MosChip MCS9901
Baud rateKnown for one	460.8 Kbit/s	Unknown — not stated by the source
FIFO (First In, First Out)Known for one	128 B	Unknown — not stated by the source
Data bitsKnown for one	4, 5, 6, 7, 8	Unknown — not stated by the source
Stop bitsKnown for one	1, 1.5, 2	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	-10 - 80 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 100 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 85%	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	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 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Window	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Server operating systems supportedKnown for one	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016	Unknown — not stated by the source
Other operating systems supportedKnown for one	Windows XP Embedded	Unknown — not stated by the source
Technical detailsidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	65 mm	110 mm
DepthDiffers	90 mm	210 mm
HeightDiffers	20 mm	120 mm
WeightDiffers	60 g	75 g
Packaging data3 differ
Mounting brackets includedKnown for one	Yes	Unknown — not stated by the source
Drivers includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Package widthDiffers	175 mm	31 mm
Package depthDiffers	145 mm	175 mm
Package heightDiffers	33 mm	144 mm
Package weightKnown for one	152 g	Unknown — not stated by the source
Logistics dataidentical
Products per master (outer) caseKnown for one	75 pc(s)	Unknown — not stated by the source
Master (outer) case widthKnown for one	357 mm	Unknown — not stated by the source
Master (outer) case lengthKnown for one	683 mm	Unknown — not stated by the source
Master (outer) case heightKnown for one	310 mm	Unknown — not stated by the source
Other featuresidentical
Data transfer rateKnown for one	Unknown — not stated by the source	0.4608 Mbit/s
Ports quantityKnown for one	Unknown — not stated by the source	4
Connectivity technologyKnown for one	Unknown — not stated by the source	Wired
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 2000/XP/2003/Vista (x32, x64), Linux Kernel 2.6.11, MAC 10.4
Mac compatibilityKnown for one	Unknown — not stated by the source	Yes
Package lengthKnown for one	Unknown — not stated by the source	17.5 cm

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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