Product comparison · 2 laptop docks & port replicators

Lenovo 57Y6576 laptop dock/port replicator Black vs Lenovo ThinkPad UltraBase Series 3

7specifications compared
4differ
3identical
18known for one product only

Key differences

Width
- 57Y6576 laptop dock/port replicator Black:160 mm
- ThinkPad UltraBase Series 3:304 mm
Depth
- 57Y6576 laptop dock/port replicator Black:219 mm
- ThinkPad UltraBase Series 3:230.9 mm
Height
- 57Y6576 laptop dock/port replicator Black:103 mm
- ThinkPad UltraBase Series 3:32 mm
Weight
- 57Y6576 laptop dock/port replicator Black:830 g
- ThinkPad UltraBase Series 3:630 g

Side by side

Differences highlightedShow differences only

Comparison of 57Y6576, ThinkPad UltraBase Series 3
25 specifications	A Lenovo 57Y6576 laptop dock/port replicator Black Model 57Y6576 View product	B Lenovo ThinkPad UltraBase Series 3 View product
Ports & interfacesidentical
Connectivity technologyKnown for one	Unknown — not stated by the source	Docking
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Headphone outputsKnown for one	Unknown — not stated by the source	1
Line-inKnown for one	Yes	Unknown — not stated by the source
Line-outKnown for one	Yes	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Performanceidentical
Card reader integratedKnown for one	Unknown — not stated by the source	No
CompatibilityKnown for one	Unknown — not stated by the source	ThinkPad X220, X220t, X220 Tablet, X230, X230 Tablet
Weight & dimensions4 differ
WidthDiffers	160 mm	304 mm
DepthDiffers	219 mm	230.9 mm
HeightDiffers	103 mm	32 mm
WeightDiffers	830 g	630 g
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	304 x 230.9 x 32 mm
Compatible operating systemsKnown for one	Windows XP/Windows Vista/Windows 7	Unknown — not stated by the source
DVI portKnown for one	Yes	Unknown — not stated by the source
InterfaceKnown for one	USB	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 40 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	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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