Product comparison · 2 laptops

Lenovo S1 Yoga vs Lenovo S540 + ThinkPad OneLink Dock

142specifications compared
34differ
108identical
65known for one product only

Key differences

Form factor
- S1 Yoga:Convertible (Folder)
- S540 + ThinkPad OneLink Dock:Clamshell
Display diagonal
- S1 Yoga:31.8 cm (12.5")
- S540 + ThinkPad OneLink Dock:39.6 cm (15.6")
Processor model
- S1 Yoga:i7-4600U
- S540 + ThinkPad OneLink Dock:i7-4500U
Processor boost frequency
- S1 Yoga:3.3 GHz
- S540 + ThinkPad OneLink Dock:3 GHz
Processor frequency
- S1 Yoga:2.1 GHz
- S540 + ThinkPad OneLink Dock:1.8 GHz
Stepping
- S1 Yoga:D0
- S540 + ThinkPad OneLink Dock:C0
PCI Express configurations
- S1 Yoga:4x1, 2x4
- S540 + ThinkPad OneLink Dock:2x4
Maximum internal memory
- S1 Yoga:8 GB
- S540 + ThinkPad OneLink Dock:16 GB

Side by side

Differences highlightedShow differences only

Comparison of S1 Yoga, S540 + ThinkPad OneLink Dock
207 specifications	A Lenovo S1 Yoga View product	B Lenovo S540 + ThinkPad OneLink Dock View product
Design1 differ
Form factorDiffers	Convertible (Folder)	Clamshell
Housing materialKnown for one	Aluminium, Magnesium	Unknown — not stated by the source
Display1 differ
Display diagonalDiffers	31.8 cm (12.5")	39.6 cm (15.6")
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Panel typeKnown for one	IPS	Unknown — not stated by the source
Display brightnessKnown for one	400 cd/m²	Unknown — not stated by the source
Processor6 differ
Processor modelDiffers	i7-4600U	i7-4500U
Processor boost frequencyDiffers	3.3 GHz	3 GHz
Processor frequencyDiffers	2.1 GHz	1.8 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor seriesDiffers	Intel Core i7-4600 Mobile series	Intel Core i7-4500 Mobile series
SteppingDiffers	D0	C0
PCI Express configurationsDiffers	4x1, 2x4	2x4
Memory2 differ
Memory form factorKnown for one	On-board	Unknown — not stated by the source
Maximum internal memoryDiffers	8 GB	16 GB
Maximum internal memory (64-bit)Differs	8 GB	16 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage1 differ
Total storage capacityDiffers	180 GB	256 GB
Storage mediaKnown for one	Unknown — not stated by the source	SSD
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	256 GB
Graphics3 differ
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	AMD Radeon HD 8670M
On-board graphics card DirectX versionDiffers	11.2/12	12
On-board graphics card OpenGL versionKnown for one	4.3	Unknown — not stated by the source
Maximum resolutionKnown for one	1920 x 1200 pixels	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	2 GB
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	1
Audio1 differ
Audio systemDiffers	Dolby Home Theater	Dolby Home Theater v4
Speaker powerKnown for one	2 W	Unknown — not stated by the source
Cameraidentical
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Network2 differ
Wi-Fi standardsDiffers	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANDiffers	No	Yes
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces2 differ
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
Mini HDMI ports quantityKnown for one	1	Unknown — not stated by the source
USB Sleep-and-ChargeKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-Charge portsKnown for one	1	Unknown — not stated by the source
Headphone outputsKnown for one	Unknown — not stated by the source	0
Microphone inKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Performanceidentical
Ambient light sensorKnown for one	Yes	Unknown — not stated by the source
Keyboard1 differ
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Numeric keypadDiffers	No	Yes
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Keyboard number of keysKnown for one	83	Unknown — not stated by the source
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1 Pro	Windows 8 Pro
Operating system architectureKnown for one	64-bit	Unknown — not stated by the source
Trial softwareKnown for one	Norton Internet Security, Microsoft Office	Unknown — not stated by the source
Bundled softwareKnown for one	Lenovo Support, Lenovo Companion, Lenovo Cloud Storage, Password Manager, ThinkVantage System Update, Skype	Unknown — not stated by the source
Processor special features6 differ
Intel Small Business Advantage (SBA) versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for one	Yes	Unknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one	1.00	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® Active Management Technology (Intel® AMT)Known for one	Yes	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Differs	No	Yes
Intel® My WiFi Technology (Intel® MWT)Differs	No	Yes
Intel® Rapid Start TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Smart Response TechnologyKnown for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	76616	75460
Processor codeDiffers	SR1EA	SR16Z
Intel® Virtualization Technology (Intel® VT)Known for one	Unknown — not stated by the source	VT-x
Battery3 differ
Number of battery cellsDiffers	8	4
Battery capacityDiffers	47 Wh	62.8 Wh
Battery life (max)Differs	7 h	9 h
Poweridentical
AC adapter powerKnown for one	45 W	Unknown — not stated by the source
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Securityidentical
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
Password protection typeKnown for one	HDD, Power on, Supervisor	Unknown — not stated by the source
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	1.57 kg	2.1 kg
WidthDiffers	316 mm	379 mm
DepthDiffers	221 mm	253 mm
HeightDiffers	18.8 mm	20.7 mm
Packaging contentidentical
Docking station includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Docking stationidentical
Docking station connecting interfaceKnown for one	Unknown — not stated by the source	Lenovo OneLink
Docking station Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Docking station USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	Unknown — not stated by the source	2
Docking station HDMI portKnown for one	Unknown — not stated by the source	Yes
Docking station headphone outKnown for one	Unknown — not stated by the source	Yes
Docking station microphone inKnown for one	Unknown — not stated by the source	Yes
Docking station LAN controllerKnown for one	Unknown — not stated by the source	1

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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