Product comparison · 2 laptops

Lenovo Edge S440 vs Lenovo X1 Carbon Win 8 US

138specifications compared
45differ
93identical
64known for one product only

Key differences

Product type
- Edge S440:Laptop
- X1 Carbon Win 8 US:Ultrabook
Touchscreen
- Edge S440:Yes
- X1 Carbon Win 8 US:No
Processor generation
- Edge S440:4th gen Intel® Core™ i7
- X1 Carbon Win 8 US:3rd gen Intel® Core™ i7
Processor model
- Edge S440:i7-4500U
- X1 Carbon Win 8 US:i7-3667U
Processor boost frequency
- Edge S440:3 GHz
- X1 Carbon Win 8 US:3.2 GHz
Processor frequency
- Edge S440:1.8 GHz
- X1 Carbon Win 8 US:2 GHz
Processor socket
- Edge S440:BGA 1168
- X1 Carbon Win 8 US:BGA 1023
Processor codename
- Edge S440:Haswell
- X1 Carbon Win 8 US:Ivy Bridge

Side by side

Differences highlightedShow differences only

Comparison of Edge S440, X1 Carbon Win 8 US
202 specifications	A Lenovo Edge S440 View product	B Lenovo X1 Carbon Win 8 US View product
Design1 differ
Product typeDiffers	Laptop	Ultrabook
Housing materialKnown for one	Unknown — not stated by the source	Carbon fibre
Display1 differ
TouchscreenDiffers	Yes	No
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
Touch technologyKnown for one	Multi-touch	Unknown — not stated by the source
Display brightnessKnown for one	250 cd/m²	Unknown — not stated by the source
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor13 differ
Processor generationDiffers	4th gen Intel® Core™ i7	3rd gen Intel® Core™ i7
Processor modelDiffers	i7-4500U	i7-3667U
Processor boost frequencyDiffers	3 GHz	3.2 GHz
Processor frequencyDiffers	1.8 GHz	2 GHz
Processor socketDiffers	BGA 1168	BGA 1023
Processor seriesDiffers	Intel Core i7-4500 Mobile series	Intel Core i7-3600 Mobile series
Processor codenameDiffers	Haswell	Ivy Bridge
Bus typeDiffers	DMI2	DMI
SteppingDiffers	C0	L1
Thermal Design Power (TDP)Differs	15 W	17 W
TjunctionDiffers	100 °C	105 °C
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	2x4	1x8, 1x16, 2x4, 2x8
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
L3 cacheKnown for one	Unknown — not stated by the source	4 MB
L2 cacheKnown for one	Unknown — not stated by the source	0.512 MB
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	20
Memoryidentical
Memory clock speedKnown for one	1600 MHz	Unknown — not stated by the source
Graphics6 differ
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	AMD Radeon HD 8670M	Not available
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
On-board graphics card modelDiffers	Intel® HD Graphics 4400	Intel® HD Graphics 4000
Maximum on-board graphics card memoryKnown for one	1.74 GB	Unknown — not stated by the source
On-board graphics card base frequencyDiffers	200 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1100 MHz	1150 MHz
On-board graphics card DirectX versionKnown for one	12	Unknown — not stated by the source
On-board graphics card IDDiffers	0xA16	0x166
Number of discrete graphics cards installedKnown for one	1	Unknown — not stated by the source
Number of discrete graphics cards supportedKnown for one	1	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Dolby Home Theater	Dolby Home Theater v4
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Cameraidentical
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Network2 differ
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	4G
4G standardKnown for one	Unknown — not stated by the source	WiMAX
WWANKnown for one	Unknown — not stated by the source	Not installed
4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Integrated 4G WiMAXKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	0	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	1
Ethernet LAN (RJ-45) portsDiffers	1	0
HDMI ports quantityDiffers	1	0
Docking connectorDiffers	Yes	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	Yes	Unknown — not stated by the source
USB Sleep-and-Charge portsKnown for one	1	Unknown — not stated by the source
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad + Pointing Stick
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keysKnown for one	Yes	Unknown — not stated by the source
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Keyboard languageKnown for one	Unknown — not stated by the source	English
Processor special features10 differ
Intel Dual Display Capable TechnologyDiffers	No	Yes
Intel Fast Memory AccessDiffers	No	Yes
Intel Flex Memory AccessDiffers	No	Yes
Intel ME Firmware VersionKnown for one	9.5	Unknown — not stated by the source
Intel Rapid Storage TechnologyDiffers	Yes	No
Intel Smart Connect TechnologyKnown for one	Yes	Unknown — not stated by the source
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 TechnologyDiffers	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® High Definition Audio (Intel® HD Audio)Known for one	Yes	Unknown — not stated by the source
Intel® Matrix Storage Technology (Intel® MST)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	75460	64898
Processor codeDiffers	SR16Z	SR0N5
Processor package sizeDiffers	40 x 24 x 1.5 mm	31 x 24 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.1, SSE4.2	AVX
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	22 nm
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Batteryidentical
Battery life (max)Known for one	6 h	Unknown — not stated by the source
Poweridentical
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
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
Weight & dimensions5 differ
WeightDiffers	1.92 kg	1.35 kg
WidthDiffers	333 mm	311 mm
DepthDiffers	225 mm	226 mm
Height (front)Differs	2.05 cm	1.6 cm
Height (rear)Differs	2.25 cm	2.1 cm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® QS77 Express
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-15 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	15 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
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
Other featuresidentical
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Power adapter weightKnown for one	Unknown — not stated by the source	370 g
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Small Business

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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