2-Power Dell 8x DVD +/- RW Media Base vs Lenovo ThinkPad 90W Ultra Dock

Comparison of Dell 8x DVD +/- RW Media Base, ThinkPad 90W Ultra Dock

37 specifications	A 2-Power Dell 8x DVD +/- RW Media BaseView product	B Lenovo ThinkPad 90W Ultra DockView product
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one	—Unknown — not stated by the source	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	—Unknown — not stated by the source	3
USB Power Delivery (USB PD)Known for one	—Unknown — not stated by the source	Yes
USB Power Delivery up toKnown for one	—Unknown — not stated by the source	65 W
HDMI ports quantityKnown for one	—Unknown — not stated by the source	1
HDMI versionKnown for one	—Unknown — not stated by the source	1.4
DisplayPorts quantityKnown for one	—Unknown — not stated by the source	2
Combo headphone/mic portKnown for one	—Unknown — not stated by the source	Yes
Headphone outputsKnown for one	—Unknown — not stated by the source	1
DC-in jackKnown for one	—Unknown — not stated by the source	Yes
Microphone inKnown for one	Yes	—Unknown — not stated by the source
Networkidentical
Ethernet LANKnown for one	—Unknown — not stated by the source	Yes
Ethernet LAN data ratesKnown for one	—Unknown — not stated by the source	10,100,1000 Mbit/s
Performance1 differ
HD typeKnown for one	—Unknown — not stated by the source	4K Ultra HD
Maximum digital resolutionKnown for one	—Unknown — not stated by the source	3840 x 2160 pixels
Maximum refresh rateKnown for one	—Unknown — not stated by the source	60 Hz
Number of displays supportedKnown for one	—Unknown — not stated by the source	3
Cable lock slotKnown for one	—Unknown — not stated by the source	Yes
Brand compatibilityDiffers	Dell	Lenovo
CompatibilityKnown for one	—Unknown — not stated by the source	ThinkPad
CertificationKnown for one	—Unknown — not stated by the source	GOST (Russia),BSMI,EC-DoC,CE,UL,FCC,KC (Korea),UkrSEPRO,CB,NOM,sDOC,AS/NZS DoC,VCCI
Poweridentical
Power consumption (typical)Known for one	—Unknown — not stated by the source	90 W
Softwareidentical
Windows operating systems supportedKnown for one	—Unknown — not stated by the source	Windows 10, Windows 7, Windows 8, Windows 8.1
Operational conditionsidentical
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	5 - 43 °C
Operating relative humidity (H-H)Known for one	—Unknown — not stated by the source	5 - 95%
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	345 mm
DepthKnown for one	—Unknown — not stated by the source	162.5 mm
HeightKnown for one	—Unknown — not stated by the source	55.6 mm
WeightKnown for one	—Unknown — not stated by the source	920 g
Packaging contentidentical
Quick start guideKnown for one	—Unknown — not stated by the source	Yes
Other featuresidentical
Optical disc includedKnown for one	DVD	—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.