Product comparison · 2 usb graphics adapters

StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz vs StarTech.com USB C to DisplayPort Adapter - 8K/4K

32specifications compared
23differ
9identical
13known for one product only

Key differences

The StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz has 1 more displays supported than the StarTech.com USB C to DisplayPort Adapter - 8K/4K (2 vs 1). The StarTech.com USB C to DisplayPort Adapter - 8K/4K has 30 Hz more refresh rate at maximum resolution than the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz (60 Hz vs 30 Hz). The StarTech.com USB C to DisplayPort Adapter - 8K/4K has 27.4 Gbit/s more data transfer rate (max) than the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz (32.4 Gbit/s vs 5 Gbit/s). Only the StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz has HDMI output. Only the StarTech.com USB C to DisplayPort Adapter - 8K/4K has DisplayPort output.

USB connector type
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:USB Type-A, USB Type-C
- USB C to DisplayPort Adapter - 8K/4K:USB Type-C
HDMI output
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:Yes
- USB C to DisplayPort Adapter - 8K/4K:No
DisplayPort output
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:No
- USB C to DisplayPort Adapter - 8K/4K:Yes
Number of displays supported
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:2
- USB C to DisplayPort Adapter - 8K/4K:1
Maximum resolution
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:3840 x 2160 pixels
- USB C to DisplayPort Adapter - 8K/4K:7680 x 4320 pixels
Refresh rate at maximum resolution
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:30 Hz
- USB C to DisplayPort Adapter - 8K/4K:60 Hz
Chipset
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:Silicon Motion - SM768
- USB C to DisplayPort Adapter - 8K/4K:VL103
Data transfer rate (max)
- USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz:5 Gbit/s
- USB C to DisplayPort Adapter - 8K/4K:32.4 Gbit/s

Side by side

Differences highlightedShow differences only

Comparison of 107B-USB-HDMI, CDP2DPEC
45 specifications	A StarTech.com USB to Dual HDMI Adapter, USB A/C to 2x HDMI Displays (1x 4K30Hz Model 107B-USB-HDMI View product	B StarTech.com USB C to DisplayPort Adapter - 8K/4K Model CDP2DPEC View product
Performance8 differ
USB connector typeDiffers	USB Type-A, USB Type-C	USB Type-C
USB connector gender	Male	Male
USB connector form factor	Straight	Straight
DVI output	No	No
HDMI outputDiffers	Yes	No
DisplayPort outputDiffers	No	Yes
Number of displays supportedDiffers	2	1
HDMI ports quantityKnown for one	2	Unknown — not stated by the source
HDMI versionKnown for one	1.4	Unknown — not stated by the source
Internal memoryKnown for one	8192 MB	Unknown — not stated by the source
Internal memory typeKnown for one	DDR3	Unknown — not stated by the source
Maximum resolutionDiffers	3840 x 2160 pixels	7680 x 4320 pixels
Refresh rate at maximum resolutionDiffers	30 Hz	60 Hz
Supported graphics resolutionsKnown for one	1280 x 720 (HD 720), 1600 x 900, 1920 x 1080 (HD 1080), 2560 x 1440, 3840 x 2160	Unknown — not stated by the source
Audio output channels	2.0 channels	2.0 channels
ChipsetDiffers	Silicon Motion - SM768	VL103
Data transfer rate (max)Differs	5 Gbit/s	32.4 Gbit/s
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
HDCPKnown for one	Unknown — not stated by the source	Yes
DisplayPort versionKnown for one	Unknown — not stated by the source	1.4
Design1 differ
Product colourDiffers	Grey	Black, Grey
Integrated USB cable	Yes	Yes
Housing materialKnown for one	Unknown — not stated by the source	Plastic
System requirementsidentical
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
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 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 7 Ent	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 13.0 Ventura	Unknown — not stated by the source
Other operating systems supportedKnown for one	ChromeOS	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	50 mm	38 mm
DepthDiffers	100 mm	390 mm
Height	15 mm	15 mm
WeightDiffers	83 g	26 g
USB cable lengthDiffers	0.11 m	0.3 m
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 45 °C
Storage temperature (T-T)	-10 - 70 °C	-10 - 70 °C
Operating relative humidity (H-H)Differs	10 - 90%	10 - 85%
Packaging data4 differ
Package widthDiffers	173 mm	125 mm
Package depthDiffers	144 mm	173 mm
Package heightDiffers	32 mm	24 mm
Package weightDiffers	80 g	32 g
Technical detailsidentical
Compliance certificates	CE, RoHS	CE, RoHS
Logistics data4 differ
Products per master (outer) caseDiffers	60 pc(s)	200 pc(s)
Master (outer) case widthDiffers	515 mm	330 mm
Master (outer) case lengthDiffers	369 mm	500 mm
Master (outer) case heightDiffers	319 mm	220 mm
Harmonized System (HS) code	84733020	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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