Product comparison · 2 interface cards/adapters

StarTech.com 4 Port RS232 PCI Serial Card Adapter with Power Output vs StarTech.com PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1)

Key differences

Host interface
- 4 Port RS232 PCI Serial Card Adapter with Power Output:PCI
- PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1):PCIe
Output interface
- 4 Port RS232 PCI Serial Card Adapter with Power Output:Serial
- PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1):USB 3.2 Gen 1 (3.1 Gen 1)
Width
- 4 Port RS232 PCI Serial Card Adapter with Power Output:19 mm
- PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1):15 mm
Depth
- 4 Port RS232 PCI Serial Card Adapter with Power Output:57 mm
- PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1):86.5 mm
Height
- 4 Port RS232 PCI Serial Card Adapter with Power Output:120 mm
- PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1):68.5 mm
Weight
- 4 Port RS232 PCI Serial Card Adapter with Power Output:95 g
- PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1):50 g
Package width
- 4 Port RS232 PCI Serial Card Adapter with Power Output:210 mm
- PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1):170 mm
Package depth
- 4 Port RS232 PCI Serial Card Adapter with Power Output:150 mm
- PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1):142 mm

Differences highlightedShow differences only

Comparison of PCI4S954PW, PEXUSB3S2E2I
13 specifications	A StarTech.com 4 Port RS232 PCI Serial Card Adapter with Power Output Model PCI4S954PW View product	B StarTech.com PEXUSB3S2E2I interface cards/adapter Internal USB 3.2 Gen 1 (3.1 Gen 1) Model PEXUSB3S2E2I View product
Ports & interfaces2 differ
Host interfaceDiffers	PCI	PCIe
Output interfaceDiffers	Serial	USB 3.2 Gen 1 (3.1 Gen 1)
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	4
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	19 mm	15 mm
DepthDiffers	57 mm	86.5 mm
HeightDiffers	120 mm	68.5 mm
WeightDiffers	95 g	50 g
Packaging data3 differ
Package widthDiffers	210 mm	170 mm
Package depthDiffers	150 mm	142 mm
Package heightDiffers	50 mm	30 mm
Package weightKnown for one	426 g	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.