Product comparison · 2 laptops

Lenovo IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop vs Lenovo ThinkPad T440s

97specifications compared
37differ
60identical
68known for one product only

Key differences

Product colour
- IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop:Brown
- ThinkPad T440s:Black
Display diagonal
- IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop:39.6 cm (15.6")
- ThinkPad T440s:35.8 cm (14.1")
Display resolution
- IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop:1366 x 768 pixels
- ThinkPad T440s:1920 x 1080 pixels
Processor family
- IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop:Intel® Core™ i3
- ThinkPad T440s:Intel® Core™ i5
Processor generation
- IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop:2nd gen Intel® Core™ i3
- ThinkPad T440s:4th gen Intel® Core™ i5
Processor model
- IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop:i3-2348M
- ThinkPad T440s:i5-4200U
Processor frequency
- IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop:2.3 GHz
- ThinkPad T440s:1.6 GHz
Processor lithography
- IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop:32 nm
- ThinkPad T440s:22 nm

Side by side

Differences highlightedShow differences only

Comparison of G580AH, ThinkPad T440s
165 specifications	A Lenovo IdeaPad G580AH Intel® Core™ i3 i3-2348M Laptop Model G580AH View product	B Lenovo ThinkPad T440s View product
Design1 differ
Product colourDiffers	Brown	Black
Display2 differ
Display diagonalDiffers	39.6 cm (15.6")	35.8 cm (14.1")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
HD typeKnown for one	Unknown — not stated by the source	Full HD
LED backlightKnown for one	Unknown — not stated by the source	Yes
TouchscreenKnown for one	No	Unknown — not stated by the source
Processor11 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i5
Processor generationDiffers	2nd gen Intel® Core™ i3	4th gen Intel® Core™ i5
Processor modelDiffers	i3-2348M	i5-4200U
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.6 GHz
Processor frequencyDiffers	2.3 GHz	1.6 GHz
Processor socketKnown for one	Unknown — not stated by the source	BGA 1168
Processor lithographyDiffers	32 nm	22 nm
Processor seriesDiffers	Intel Core i3-2300 Mobile Series	Intel Core i5-4200 Mobile series
Processor codenameDiffers	Sandy Bridge	Haswell
Bus typeDiffers	DMI	DMI2
FSB ParityKnown for one	Unknown — not stated by the source	No
SteppingKnown for one	Unknown — not stated by the source	C0
Thermal Design Power (TDP)Differs	35 W	15 W
TjunctionKnown for one	Unknown — not stated by the source	100 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 1x8+2x4, 2x8	1x4, 2x4
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Memoryidentical
Maximum internal memoryKnown for one	Unknown — not stated by the source	12 GB
Storage2 differ
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Optical drive typeDiffers	DVD±RW	No
Compatible memory cardsDiffers	MMC, SD	SD
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
Graphics3 differ
On-board graphics card modelDiffers	Intel® HD Graphics 3000	Intel® HD Graphics 4400
Maximum on-board graphics card memoryKnown for one	Unknown — not stated by the source	1.74 GB
On-board graphics card base frequencyDiffers	650 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1000 MHz
On-board graphics card DirectX versionKnown for one	Unknown — not stated by the source	12
On-board graphics card IDKnown for one	Unknown — not stated by the source	0xA16
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® GeForce® GT 635M	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	2 GB	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	Home Theater v4
Cameraidentical
Front camera resolution (numeric)Known for one	0.3 MP	Unknown — not stated by the source
Network1 differ
Ethernet LAN data ratesDiffers	10,100 Mbit/s	10,100,1000 Mbit/s
WWANKnown for one	Unknown — not stated by the source	Installed
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Data networkKnown for one	Not supported	Unknown — not stated by the source
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces3 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	3
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Mini DisplayPort/Thunderbolt combo portKnown for one	Unknown — not stated by the source	No
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Mini HDMI ports quantityKnown for one	Unknown — not stated by the source	0
Micro HDMI ports quantityKnown for one	Unknown — not stated by the source	0
LAN/VGA combo portKnown for one	Unknown — not stated by the source	No
Mini VGA ports quantityKnown for one	Unknown — not stated by the source	0
Headphone outputsDiffers	0	1
Microphone inDiffers	No	Yes
Total number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
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
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Keyboard1 differ
Numeric keypadDiffers	Yes	No
Spill-resistant keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	FreeDOS	Windows 8 Pro
Operating system architectureKnown for one	Unknown — not stated by the source	64-bit
Processor special features7 differ
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel FDI TechnologyDiffers	Yes	No
Intel Fast Memory AccessDiffers	Yes	No
Intel Flex Memory AccessDiffers	Yes	No
Intel Identity Protection Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Secure Key Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Smart Connect TechnologyKnown for one	Unknown — not stated by the source	Yes
Intel Smart Connect Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel TSX-NIKnown for one	Unknown — not stated by the source	No
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	0.00
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Matrix Storage Technology (Intel® MST)Known for one	Unknown — not stated by the source	No
Intel® Secure KeyKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	74542	75459
Processor codeKnown for one	Unknown — not stated by the source	SR170
Processor package sizeKnown for one	Unknown — not stated by the source	40 x 24 x 1.5 mm
Supported instruction setsDiffers	AVX	AVX 2.0
Battery1 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Battery life (max)Known for one	5 h	Unknown — not stated by the source
Poweridentical
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
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.2 kg	1.59 kg
WidthDiffers	339 mm	331 mm
DepthDiffers	230 mm	226 mm
HeightDiffers	33.8 mm	20.4 mm
Packaging contentidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Intel segment taggingKnown for one	Unknown — not stated by the source	Home office, Small Business
64-bit computingKnown for one	Yes	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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