Product comparison · 2 laptops

Lenovo Edge S1 Yoga vs Lenovo ThinkPad X140E AMD E E1-2500 Laptop

92specifications compared
47differ
45identical
103known for one product only

Key differences

Form factor
- Edge S1 Yoga:Convertible (Folder)
- ThinkPad X140E AMD E E1-2500 Laptop:Clamshell
Display diagonal
- Edge S1 Yoga:31.8 cm (12.5")
- ThinkPad X140E AMD E E1-2500 Laptop:29.5 cm (11.6")
Display resolution
- Edge S1 Yoga:1920 x 1080 pixels
- ThinkPad X140E AMD E E1-2500 Laptop:1366 x 768 pixels
Touchscreen
- Edge S1 Yoga:Yes
- ThinkPad X140E AMD E E1-2500 Laptop:No
Processor manufacturer
- Edge S1 Yoga:Intel
- ThinkPad X140E AMD E E1-2500 Laptop:AMD
Processor family
- Edge S1 Yoga:Intel® Core™ i7
- ThinkPad X140E AMD E E1-2500 Laptop:AMD E
Processor model
- Edge S1 Yoga:i7-4500U
- ThinkPad X140E AMD E E1-2500 Laptop:E1-2500
Processor threads
- Edge S1 Yoga:4
- ThinkPad X140E AMD E E1-2500 Laptop:2

Side by side

Differences highlightedShow differences only

Comparison of Edge S1 Yoga, X140E
195 specifications	A Lenovo Edge S1 Yoga View product	B Lenovo ThinkPad X140E AMD E E1-2500 Laptop Model X140E View product
Design1 differ
Product type	Laptop	Laptop
Product colour	Black	Black
Form factorDiffers	Convertible (Folder)	Clamshell
Housing materialKnown for one	Magnesium	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	31.8 cm (12.5")	29.5 cm (11.6")
Display resolutionDiffers	1920 x 1080 pixels	1366 x 768 pixels
TouchscreenDiffers	Yes	No
HD typeKnown for one	Full HD	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
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Matt	Unknown — not stated by the source
Display brightnessKnown for one	400 cd/m²	Unknown — not stated by the source
Contrast ratio (typical)Known for one	Unknown — not stated by the source	500:1
Processor7 differ
Processor manufacturerDiffers	Intel	AMD
Processor familyDiffers	Intel® Core™ i7	AMD E
Processor generationKnown for one	4th gen Intel® Core™ i7	Unknown — not stated by the source
Processor modelDiffers	i7-4500U	E1-2500
Processor cores	2	2
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3 GHz	Unknown — not stated by the source
Processor frequencyDiffers	1.8 GHz	1.4 GHz
Processor cacheDiffers	4 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketKnown for one	BGA 1168	Unknown — not stated by the source
Processor lithographyKnown for one	22 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core i7-4500 Mobile series	Unknown — not stated by the source
Processor codenameKnown for one	Haswell	Unknown — not stated by the source
Bus typeKnown for one	DMI2	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	15 W	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	12	Unknown — not stated by the source
PCI Express configurationsKnown for one	2x4	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	8 GB	2 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Memory layout (slots x size)Differs	1 x 8 GB	1 x 2 GB
Maximum internal memory	8 GB	8 GB
Maximum internal memory (64-bit)Known for one	8 GB	Unknown — not stated by the source
Memory form factorKnown for one	Unknown — not stated by the source	SO-DIMM
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage3 differ
Total storage capacityDiffers	256 GB	320 GB
Storage mediaDiffers	SSD	HDD
Number of HDDs installedDiffers	0	1
Number of SSDs installedKnown for one	1	Unknown — not stated by the source
SSD capacityKnown for one	256 GB	Unknown — not stated by the source
SSD interfaceKnown for one	SATA III	Unknown — not stated by the source
Optical drive type	No	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
HDD capacityKnown for one	Unknown — not stated by the source	320 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card familyDiffers	Intel® HD Graphics	AMD Radeon HD 8000
On-board graphics card modelDiffers	Intel® HD Graphics 4400	AMD Radeon HD 8240
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	200 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1100 MHz	Unknown — not stated by the source
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDKnown for one	0xA16	Unknown — not stated by the source
Audio2 differ
Audio systemDiffers	Dolby Home Theater v4	Dolby Advanced Audio v2
Number of built-in speakers	2	2
Speaker powerDiffers	1 W	2 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Front camera resolution (numeric)Known for one	1 MP	Unknown — not stated by the source
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Optical driveidentical
LightScribe	No	No
Network2 differ
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LANDiffers	No	Yes
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100,1000 Mbit/s
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	0	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
eSATA/USB 2.0 ports quantity	0	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) portsDiffers	0	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantity	0	0
DVI port	No	No
VGA (D-Sub) ports quantityDiffers	0	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Mini HDMI ports quantityKnown for one	1	Unknown — not stated by the source
Headphone outputsKnown for one	0	Unknown — not stated by the source
S/PDIF out port	No	No
Combo headphone/mic port	Yes	Yes
Microphone in	No	No
Docking connector	No	No
ExpressCard slot	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Total number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	4	Unknown — not stated by the source
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-Charge portsKnown for one	Unknown — not stated by the source	1
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Numeric keypad	No	No
Windows keys	Yes	Yes
Keyboard layoutKnown for one	QWERTZ	Unknown — not stated by the source
Keyboard languageKnown for one	German	Unknown — not stated by the source
Built-in touchpadKnown for one	Yes	Unknown — not stated by the source
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Software1 differ
Operating system installedDiffers	Windows 8.1	Windows 8
Operating system architecture	64-bit	64-bit
Processor special features13 differ
Intel® Wireless Display (Intel® WiDi)Differs	Yes	No
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video Technology	No	No
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Smart Connect TechnologyDiffers	Yes	No
Intel Smart Connect Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel TSX-NIKnown for one	No	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	0.00	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® High Definition Audio (Intel® HD Audio)Differs	Yes	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Identity Protection Technology (Intel® IPT)Differs	Yes	No
Intel® InTru™ 3D TechnologyDiffers	Yes	No
Intel® Insider™Differs	Yes	No
Intel® Matrix Storage Technology (Intel® MST)Differs	Yes	No
Intel® My WiFi Technology (Intel® MWT)Differs	Yes	No
Intel® Quick Sync Video TechnologyDiffers	Yes	No
Intel® Secure KeyKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDKnown for one	75460	Unknown — not stated by the source
Processor codeKnown for one	SR16Z	Unknown — not stated by the source
Processor package sizeKnown for one	40 x 24 x 1.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX 2.0, SSE4.1, SSE4.2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Intel® Active Management Technology (Intel® AMT)Known for one	Unknown — not stated by the source	No
Intel® Rapid Start TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	No
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	No
Battery2 differ
Battery technologyDiffers	Lithium Polymer (LiPo)	Lithium-Ion (Li-Ion)
Battery life (max)Differs	9 h	8.5 h
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Battery capacityKnown for one	Unknown — not stated by the source	82 Wh
Power1 differ
AC adapter powerDiffers	45 W	65 W
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	No	No
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Password protectionKnown for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	Unknown — not stated by the source	HDD, Power on, Supervisor
Weight & dimensions3 differ
WeightDiffers	1.57 kg	1.78 kg
WidthDiffers	316.6 mm	293.4 mm
DepthDiffers	221 mm	216 mm
Height (front)Known for one	1.88 cm	Unknown — not stated by the source
Height (rear)Known for one	1.94 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	35 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Stylus penKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC	Unknown — not stated by the source
Manual	Yes	Yes
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
3DKnown for one	No	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	EPEAT Gold, ENERGY STAR

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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