Product comparison · 2 laptops

Lenovo T440p + T52DEEU vs Lenovo X240 + T52DEEU

147specifications compared
54differ
93identical
58known for one product only

Key differences

Display diagonal
- T440p + T52DEEU:35.6 cm (14")
- X240 + T52DEEU:31.8 cm (12.5")
Display resolution
- T440p + T52DEEU:1600 x 900 pixels
- X240 + T52DEEU:1366 x 768 pixels
Display brightness
- T440p + T52DEEU:250 cd/m²
- X240 + T52DEEU:300 cd/m²
Processor family
- T440p + T52DEEU:Intel® Core™ i5
- X240 + T52DEEU:Intel® Core™ i7
Processor generation
- T440p + T52DEEU:4th gen Intel® Core™ i5
- X240 + T52DEEU:4th gen Intel® Core™ i7
Processor model
- T440p + T52DEEU:i5-4200M
- X240 + T52DEEU:i7-4600U
Processor boost frequency
- T440p + T52DEEU:3.1 GHz
- X240 + T52DEEU:3.3 GHz
Processor frequency
- T440p + T52DEEU:2.5 GHz
- X240 + T52DEEU:2.1 GHz

Side by side

Differences highlightedShow differences only

Comparison of T440p + T52DEEU, X240 + T52DEEU
205 specifications	A Lenovo T440p + T52DEEU View product	B Lenovo X240 + T52DEEU View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Housing materialKnown for one	Carbon fibre, Glass fibre, Plastic	Unknown — not stated by the source
Market positioningKnown for one	Business	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	35.6 cm (14")	31.8 cm (12.5")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
Touchscreen	No	No
HD typeKnown for one	HD+	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessDiffers	250 cd/m²	300 cd/m²
Panel typeKnown for one	Unknown — not stated by the source	IPS
Contrast ratio (typical)Known for one	Unknown — not stated by the source	700:1
Processor14 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	4th gen Intel® Core™ i5	4th gen Intel® Core™ i7
Processor modelDiffers	i5-4200M	i7-4600U
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.1 GHz	3.3 GHz
Processor frequencyDiffers	2.5 GHz	2.1 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	PGA946	BGA 1168
Processor lithography	22 nm	22 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-4200 Mobile series	Intel Core i7-4600 Mobile series
Processor codename	Haswell	Haswell
Bus typeDiffers	DMI	DMI2
FSB Parity	No	No
SteppingDiffers	C0	D0
Thermal Design Power (TDP)Differs	37 W	15 W
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanesDiffers	16	12
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	4x1, 2x4
PCI Express slots versionDiffers	3.0	2.0
ECC supported by processor	No	No
Memory3 differ
Internal memory	8 GB	8 GB
Internal memory type	DDR3L-SDRAM	DDR3L-SDRAM
Memory clock speed	1600 MHz	1600 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory layout (slots x size)	1 x 8 GB	1 x 8 GB
Memory slotsDiffers	2x SO-DIMM	1x SO-DIMM
Maximum internal memoryDiffers	16 GB	8 GB
Maximum internal memory (64-bit)Differs	16 GB	8 GB
Storage3 differ
Total storage capacityDiffers	500 GB	256 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA III	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cards	MMC, SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
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
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
Graphics7 differ
On-board graphics card	Yes	Yes
Discrete graphics cardDiffers	Yes	No
Discrete graphics card modelDiffers	NVIDIA® GeForce® GT 730M	Not available
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card modelDiffers	Intel® HD Graphics 4600	Intel® HD Graphics 4400
Maximum on-board graphics card memory	1.74 GB	1.74 GB
On-board graphics card base frequencyDiffers	400 MHz	200 MHz
On-board graphics card dynamic frequency (max)Differs	1150 MHz	1100 MHz
On-board graphics card DirectX versionDiffers	11.1	11.2/12
On-board graphics card IDDiffers	0x416	0xA16
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
Maximum resolutionKnown for one	3840 x 2160 pixels	Unknown — not stated by the source
Graphics card Open GL supportKnown for one	Yes	Unknown — not stated by the source
On-board graphics card OpenGL versionKnown for one	Unknown — not stated by the source	4.3
Audio2 differ
Audio systemDiffers	Dolby Advanced Audio v2	Dolby Home Theater
Number of built-in speakers	2	2
Speaker powerDiffers	1 W	1.5 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera	Yes	Yes
Network2 differ
Mobile network connection	Yes	Yes
Mobile network generation	4G	4G
2G standards	Edge, GPRS, GSM	Edge, GPRS, GSM
3G standards	HSPA	HSPA
4G standard	LTE	LTE
Wi-Fi	Yes	Yes
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)	Wi-Fi 5 (802.11ac)
Wi-Fi standardsDiffers	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)	Wi-Fi 5 (802.11ac)
Ethernet LANDiffers	Yes	No
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth	Yes	Yes
Bluetooth version	4.0	4.0
WWANKnown for one	Installed	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) portsDiffers	1	0
HDMI ports quantity	0	0
DisplayPorts quantity	0	0
Mini DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantity	0	0
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Yes	Unknown — not stated by the source
Docking connectorDiffers	Yes	No
ExpressCard slotKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotKnown for one	Yes	Unknown — not stated by the source
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge portsKnown for one	1	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Performanceidentical
Motherboard chipsetKnown for one	Intel® QM87	Unknown — not stated by the source
GPS (satellite)	Yes	Yes
Keyboard2 differ
Pointing deviceDiffers	ThinkPad UltraNav	Trackpad
Keyboard backlitKnown for one	Yes	Unknown — not stated by the source
Numeric keypadDiffers	No	Yes
Island-style keyboard	Yes	Yes
Spill-resistant keyboardKnown for one	Yes	Unknown — not stated by the source
Windows keys	Yes	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special features9 differ
Intel® Wireless Display (Intel® WiDi)	Yes	Yes
CPU configuration (max)	1	1
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt StateDiffers	No	Yes
Intel FDI TechnologyDiffers	No	Yes
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Identity Protection Technology version	1.00	1.00
Intel Rapid Storage TechnologyDiffers	No	Yes
Intel Secure Key Technology version	1.00	1.00
Intel TSX-NI	No	No
Intel TSX-NI version	0.00	0.00
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)	Yes	Yes
Intel® Anti-Theft Technology (Intel® AT)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D Technology	Yes	Yes
Intel® Insider™	Yes	Yes
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Intel® Virtualization Technology (Intel® VT)Differs	VT-x	VT-d, VT-x
Processor ARK IDDiffers	76348	76616
Processor codeDiffers	SR1HA	SR1EA
Processor package sizeDiffers	37.5 x 37.5 x 4.7 mm	40 x 24 x 1.5 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel ME Firmware VersionKnown for one	Unknown — not stated by the source	9.5
Intel Small Business Advantage (SBA) 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 Smart Response Technology versionKnown for one	Unknown — not stated by the source	1.00
Intel Stable Image Platform Program (SIPP)Known for one	Unknown — not stated by the source	Yes
Intel Stable Image Platform Program (SIPP) versionKnown for one	Unknown — not stated by the source	1.00
Intel® High Definition Audio (Intel® HD Audio)Known for one	Unknown — not stated by the source	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Unknown — not stated by the source	Yes
Intel® Smart Response TechnologyKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cellsDiffers	6	3+3
Battery capacityKnown for one	56 Wh	Unknown — not stated by the source
Battery life (max)Known for one	7.2 h	Unknown — not stated by the source
Power1 differ
AC adapter powerDiffers	90 W	45 W
DC-in jack	Yes	Yes
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
Security1 differ
Cable lock slotDiffers	Yes	No
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
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
Certificatesidentical
Compliance certificates	RoHS	RoHS
CertificationKnown for one	GREENGUARD	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificates	EPEAT Gold, ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.16 kg	1.42 kg
WidthDiffers	335 mm	305.5 mm
DepthDiffers	229.1 mm	208.5 mm
Height (front)Known for one	2.79 cm	Unknown — not stated by the source
Height (rear)Known for one	3 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	19.9 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
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	5 - 43 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 95%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%

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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