Product comparison · 2 laptops

Lenovo IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M vs Lenovo X201t Intel® Core™ i5 i5-520UM

119specifications compared
37differ
82identical
51known for one product only

Key differences

Display diagonal
- IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M:39.6 cm (15.6")
- X201t Intel® Core™ i5 i5-520UM:30.7 cm (12.1")
Display resolution
- IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M:1366 x 768 pixels
- X201t Intel® Core™ i5 i5-520UM:1280 x 800 pixels
Native aspect ratio
- IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M:16:9
- X201t Intel® Core™ i5 i5-520UM:16:10
Processor generation
- IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M:4th gen Intel® Core™ i5
- X201t Intel® Core™ i5 i5-520UM:Intel® Core™ i5
Processor model
- IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M:i5-460M
- X201t Intel® Core™ i5 i5-520UM:i5-520UM
Processor boost frequency
- IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M:2.8 GHz
- X201t Intel® Core™ i5 i5-520UM:1.87 GHz
Processor frequency
- IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M:2.53 GHz
- X201t Intel® Core™ i5 i5-520UM:1.07 GHz
Stepping
- IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M:K0
- X201t Intel® Core™ i5 i5-520UM:C2

Side by side

Differences highlightedShow differences only

Comparison of M279DGE, X201t
170 specifications	A Lenovo IdeaPad M279DGE laptop Intel® Core™ i5 i5-460M Model M279DGE View product	B Lenovo X201t Intel® Core™ i5 i5-520UM Model X201t View product
Designidentical
Product typeKnown for one	Laptop	Unknown — not stated by the source
Product colourKnown for one	Black	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	39.6 cm (15.6")	30.7 cm (12.1")
Display resolutionDiffers	1366 x 768 pixels	1280 x 800 pixels
TouchscreenKnown for one	No	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratioDiffers	16:9	16:10
Display surfaceKnown for one	Matt	Unknown — not stated by the source
External displayKnown for one	No	Unknown — not stated by the source
Processor8 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generationDiffers	4th gen Intel® Core™ i5	Intel® Core™ i5
Processor modelDiffers	i5-460M	i5-520UM
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	2.8 GHz	1.87 GHz
Processor frequencyDiffers	2.53 GHz	1.07 GHz
System bus rate	2.5 GT/s	2.5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1288	BGA 1288
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-400 Series	Intel Core i5-500 Mobile Series
Processor codename	Arrandale	Arrandale
Bus type	DMI	DMI
FSB Parity	No	No
SteppingDiffers	K0	C2
Thermal Design Power (TDP)Differs	35 W	18 W
Tjunction	105 °C	105 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16	1x16
PCI Express slots version	2.0	2.0
Number of Processing Die Transistors	382 M	382 M
Processing Die size	81 mm²	81 mm²
CPU multiplier (bus/core ratio)Differs	19	8
ECC supported by processor	No	No
L3 cacheKnown for one	Unknown — not stated by the source	3 MB
L2 cacheKnown for one	Unknown — not stated by the source	3 MB
Processor front side busKnown for one	Unknown — not stated by the source	800 MHz
Memory1 differ
Internal memoryDiffers	4 GB	2 GB
Memory clock speed	1066 MHz	1066 MHz
Maximum internal memory	8 GB	8 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory slotsKnown for one	Unknown — not stated by the source	2x SO-DIMM
Storage4 differ
Total storage capacityDiffers	500 GB	320 GB
Number of HDDs installed	1	1
HDD interface	SATA	SATA
HDD speedDiffers	5400 RPM	7200 RPM
Optical drive typeDiffers	DVD Super Multi DL	DVD-RW
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	Memory Stick (MS), MMC, MS PRO, SD, xD	Memory Stick (MS), MMC, MS PRO, SD, SDXC
HDD capacityKnown for one	Unknown — not stated by the source	320 GB
Graphics4 differ
On-board graphics card	Yes	Yes
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® GeForce® G310M	Intel HD
Graphics card familyDiffers	NVIDIA	Intel
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card base frequencyDiffers	500 MHz	166 MHz
On-board graphics card dynamic frequency (max)Differs	766 MHz	500 MHz
Maximum resolutionKnown for one	Unknown — not stated by the source	1280 x 800 pixels
Audio1 differ
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerDiffers	4 W	2 W
Built-in subwooferKnown for one	No	Unknown — not stated by the source
Audio formats supportedKnown for one	AAC, APE, FLAC, MP3, OGG, WAV, WMA	Unknown — not stated by the source
Audio system full duplexKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Front camera resolution (numeric)Known for one	1.3 MP	Unknown — not stated by the source
Video capturing speedKnown for one	30 fps	Unknown — not stated by the source
Swivel webcamKnown for one	No	Unknown — not stated by the source
Optical driveidentical
Optical drive interfaceKnown for one	SATA	Unknown — not stated by the source
Networkidentical
Wi-Fi	Yes	Yes
Ethernet LAN	Yes	Yes
Bluetooth	No	No
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Wireless technologyKnown for one	Unknown — not stated by the source	Wi-Fi
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Ports & interfacesidentical
USB 2.0 ports quantity	3	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Headphone outputs	1	1
S/PDIF out port	No	No
Line-inKnown for one	Yes	Unknown — not stated by the source
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
Modem (RJ-11) ports	0	0
TV-in port	No	No
TV-outKnown for one	Unknown — not stated by the source	No
Keyboard1 differ
Pointing deviceDiffers	Touchpad	Trackpad
Keyboard layoutKnown for one	AZERTY	Unknown — not stated by the source
Hot keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Home Premium	Windows 7 Professional
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Pre-installed softwareKnown for one	Yes	Unknown — not stated by the source
Trial softwareKnown for one	Office Professional 2007	Unknown — not stated by the source
Bundled softwareKnown for one	Power2Go 5.5 (w/o / w/BD), McAfee Antivirus, YouCam, VeriFace 3.6, ReadyComm 5.1.1, OneKey Rescue System 7.0, Lenovo Energy Management Software 3.x, OneK y Theater 2.x, Windows Live essential	Unknown — not stated by the source
Operating system architectureKnown for one	Unknown — not stated by the source	32-bit
Processor special features8 differ
Intel® Wireless Display (Intel® WiDi)	No	No
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	45 nm	45 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	Yes	Yes
Intel Fast Memory Access	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	No	Yes
Intel® Anti-Theft Technology (Intel® AT)	No	No
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	No	No
Intel® Smart CacheKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost Technology	1.0	1.0
Physical Address Extension (PAE)Differs	Yes	36 bit
Processor ARK IDDiffers	50179	47554
Processor codeDiffers	SLC22	SLBQP
Processor package sizeDiffers	rPGA 37.5x 37.5, BGA 34x28	BGA 34 x 28
Supported instruction setsDiffers	SSE4.1, SSE4.2	SSE4.1/4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Battery life (max)Known for one	4 h	Unknown — not stated by the source
Poweridentical
DC-in jack	Yes	Yes
AC adapter powerKnown for one	Unknown — not stated by the source	65 W
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint readerKnown for one	No	Unknown — not stated by the source
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions5 differ
WeightDiffers	2.6 kg	1.8 kg
WidthDiffers	377 mm	295 mm
DepthDiffers	250 mm	228 mm
Height (front)Differs	1.73 cm	2.65 cm
Height (rear)Differs	3.49 cm	3.33 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Remote control includedKnown for one	No	Unknown — not stated by the source
Other features1 differ
Infrared data port	No	No
Power requirementsDiffers	120/230 V	100 - 240V
Power supply type	AC/DC	AC/DC
Internal modemKnown for one	Yes	Unknown — not stated by the source
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Modem typeKnown for one	Unknown — not stated by the source	No
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	AC, PCI

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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