Matrox QuadHead2Go Q155 multi-monitor cont card vs Matrox QuadHead2Go Q185

Comparison of QuadHead2Go Q155 multi-monitor cont card, QuadHead2Go Q185

27 specifications	A Matrox QuadHead2Go Q155 multi-monitor cont cardView product	B Matrox QuadHead2Go Q185View product
Designidentical
Product colourKnown for one	—Unknown — not stated by the source	Black
Housing materialKnown for one	—Unknown — not stated by the source	Metal
Built-in fan	No	No
Rack mountingKnown for one	—Unknown — not stated by the source	Yes
Certification	Regulatory/environmental compliance: EMC Class A: FCC, CE, KC, RCM, VCCI	Regulatory/environmental compliance: EMC Class A: FCC, CE, KC, RCM, VCCI
Featuresidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	1000 Mbit/s	1000 Mbit/s
Cabling technology	10/100Base-T(X)	10/100Base-T(X)
Built-in processor	Yes	Yes
Internal storage capacity	1 GB	1 GB
Bundled software	Matrox PowerWall: https://www.matrox.com/graphics/en/products/video-wall/powerwall/	Matrox PowerWall: https://www.matrox.com/graphics/en/products/video-wall/powerwall/
HDCP	Yes	Yes
Ports & interfacesidentical
HDMI output ports quantity	4	4
DisplayPort versionKnown for one	—Unknown — not stated by the source	1.2
DisplayPorts quantityKnown for one	—Unknown — not stated by the source	1
RJ-45 ports quantity	1	1
HDMI input ports quantityKnown for one	1	—Unknown — not stated by the source
Poweridentical
Power consumption (max)	15 W	15 W
Power supply locationKnown for one	—Unknown — not stated by the source	External
Operational conditionsidentical
Operating temperature (T-T)	0 - 45 °C	0 - 45 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)	20 - 80%	20 - 80%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	14 mm
DepthKnown for one	—Unknown — not stated by the source	18.1 mm
HeightKnown for one	—Unknown — not stated by the source	3.18 mm
WeightKnown for one	—Unknown — not stated by the source	494 g

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.