Product comparison · 2 interface cards/adapters

Brainboxes PX-857 interface cards/adapter Internal Serial vs StarTech.com 4 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card Adapter with UASP - 5Gbps - SATA Power - TAA

10specifications compared
7differ
3identical
31known for one product only

Key differences

Output interface
- PX-857 interface cards/adapter Internal Serial:Serial
- 4 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card Adapter with UASP - 5Gbps - SATA Power - TAA:USB 3.2 Gen 1 (3.1 Gen 1)
Package width
- PX-857 interface cards/adapter Internal Serial:145 mm
- 4 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card Adapter with UASP - 5Gbps - SATA Power - TAA:131 mm
Package depth
- PX-857 interface cards/adapter Internal Serial:150 mm
- 4 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card Adapter with UASP - 5Gbps - SATA Power - TAA:162 mm
Package height
- PX-857 interface cards/adapter Internal Serial:44 mm
- 4 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card Adapter with UASP - 5Gbps - SATA Power - TAA:33 mm
Package weight
- PX-857 interface cards/adapter Internal Serial:140 g
- 4 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card Adapter with UASP - 5Gbps - SATA Power - TAA:138 g

Side by side

Differences highlightedShow differences only

Comparison of PX-857, PEXUSB3S4V
41 specifications	A Brainboxes PX-857 interface cards/adapter Internal Serial Model PX-857 View product	B StarTech.com 4 Port PCI Express PCIe SuperSpeed USB 3.0 Controller Card Adapter with UASP - 5Gbps - SATA Power - TAA Model PEXUSB3S4V View product
Ports & interfaces1 differ
Host interface	PCIe	PCIe
Output interfaceDiffers	Serial	USB 3.2 Gen 1 (3.1 Gen 1)
Expansion card standardKnown for one	Unknown — not stated by the source	PCIe 2.0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	4
Internal SATA ports quantityKnown for one	Unknown — not stated by the source	1
Expansion card form factorKnown for one	Full-height / Low-profile	Unknown — not stated by the source
Serial ports quantityKnown for one	2	Unknown — not stated by the source
Connector(s)Known for one	DB9	Unknown — not stated by the source
Designidentical
Internal	Yes	Yes
CertificationKnown for one	Unknown — not stated by the source	CE, FCC
Featuresidentical
ChipsetKnown for one	Unknown — not stated by the source	NEC uPD720201
Data transfer rate (max)Known for one	Unknown — not stated by the source	5 Gbit/s
UASP supportKnown for one	Unknown — not stated by the source	Yes
FIFO (First In, First Out)Known for one	128 B	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 50 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
System requirements2 differ
Windows operating systems supportedDiffers	Windows 2000, Windows 2000 Professional, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8	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, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64,
Server operating systems supportedDiffers	Windows Server 2003, Windows Server 2003 x64, Windows Server 2008, Windows Server 2008 R2, Windows Server 2008 x64	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019
Technical detailsidentical
Compliance certificates	RoHS	RoHS
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	68 mm
DepthKnown for one	Unknown — not stated by the source	19 mm
HeightKnown for one	Unknown — not stated by the source	75 mm
WeightKnown for one	Unknown — not stated by the source	45 g
Packaging data4 differ
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	131 mm
Package depthDiffers	150 mm	162 mm
Package heightDiffers	44 mm	33 mm
Package weightDiffers	140 g	138 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020
Products per master (outer) caseKnown for one	Unknown — not stated by the source	100 pc(s)
Master (outer) case widthKnown for one	Unknown — not stated by the source	566 mm
Master (outer) case lengthKnown for one	Unknown — not stated by the source	504 mm
Master (outer) case heightKnown for one	Unknown — not stated by the source	340 mm
Other featuresidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP (32/64-bit)/ Server 2003 (32/64-bit)/ Server 2008 R2/ Vista (32/64-bit)/ 7 (32/64-bit)/ 8 (32/64-bit)
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	0
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Package dimensions (WxDxH)Known for one	145 x 150 x 44 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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