Product comparison · 2 interface cards/adapters

StarTech.com Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen vs StarTech.com 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter

29specifications compared
14differ
15identical
6known for one product only

Key differences

Expansion card standard
- Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen:PCI 3.0
- 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter:PCIe 3.0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
- Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen:2
- 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter:4
Chipset
- Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen:ASMedia - ASM2142
- 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter:ASMedia - ASM1142
Operating temperature (T-T)
- Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen:5 - 50 °C
- 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter:-20 - 60 °C
Storage temperature (T-T)
- Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen:-20 - 60 °C
- 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter:0 - 50 °C
Operating relative humidity (H-H)
- Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen:20 - 80%
- 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter:5 - 85%
Compliance certificates
- Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen:RoHS
- 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter:CE, RoHS
Width
- Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen:12 mm
- 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter:120 mm

Side by side

Differences highlightedShow differences only

Comparison of PEXUSB312A2, PEXUSB314A2V
35 specifications	A StarTech.com Discontinued and replaced by PEXUSB312A3 - 2-Port USB PCIe Card - 10Gbps USB 3.1 Gen 2 Type-A PCI Express Host Controller Card - USB 3.2 Gen Model PEXUSB312A2 View product	B StarTech.com 4 Port USB 3.1 PCI-e Card - 10Gbps - 4x USB w/ Two Dedicated Channels - PCI Express Expansion Card / Adapter Model PEXUSB314A2V View product
Ports & interfaces2 differ
Host interface	PCIe	PCIe
Output interface	USB 3.2 Gen 1 (3.1 Gen 1)	USB 3.2 Gen 1 (3.1 Gen 1)
Expansion card form factorKnown for one	Full-height / Low-profile	Unknown — not stated by the source
Expansion card standardDiffers	PCI 3.0	PCIe 3.0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers	2	4
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	1
Designidentical
Internal	Yes	Yes
Product colour	Black	Black
CertificationKnown for one	CE, FCC	Unknown — not stated by the source
Features1 differ
ChipsetDiffers	ASMedia - ASM2142	ASMedia - ASM1142
Data transfer rate (max)	10 Gbit/s	10 Gbit/s
UASP support	Yes	Yes
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 50 °C	-20 - 60 °C
Storage temperature (T-T)Differs	-20 - 60 °C	0 - 50 °C
Operating relative humidity (H-H)Differs	20 - 80%	5 - 85%
System requirements1 differ
Windows operating systems supported	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 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 H	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 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 H
Linux operating systems supported	Yes	Yes
Server operating systems supportedDiffers	Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019	Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Mac OS X 10.10 Yosemite, Mac OS X 10.9 Mavericks
Technical details1 differ
Compliance certificatesDiffers	RoHS	CE, RoHS
Weight & dimensions4 differ
WidthDiffers	12 mm	120 mm
DepthDiffers	95 mm	125 mm
HeightDiffers	70 mm	15 mm
WeightDiffers	50 g	79 g
Packaging data2 differ
Mounting brackets includedKnown for one	Yes	Unknown — not stated by the source
Quick installation guide	Yes	Yes
Package width	142 mm	142 mm
Package depthDiffers	172 mm	174 mm
Package height	30 mm	30 mm
Package weightDiffers	124 g	135 g
Logistics dataidentical
Products per master (outer) case	80 pc(s)	80 pc(s)
Master (outer) case width	300 mm	300 mm
Master (outer) case length	590 mm	590 mm
Master (outer) case height	355 mm	355 mm
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020

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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