Product comparison · 2 laptops

Lenovo L420 + Kit vs Lenovo T420s Win8 CH

129specifications compared
36differ
93identical
44known for one product only

Key differences

Display resolution
- L420 + Kit:1366 x 768 pixels
- T420s Win8 CH:1600 x 900 pixels
Processor family
- L420 + Kit:Intel® Core™ i5
- T420s Win8 CH:Intel® Core™ i7
Processor generation
- L420 + Kit:2nd gen Intel® Core™ i5
- T420s Win8 CH:2nd gen Intel® Core™ i7
Processor model
- L420 + Kit:i5-2450M
- T420s Win8 CH:i7-2640M
Processor boost frequency
- L420 + Kit:3.1 GHz
- T420s Win8 CH:3.5 GHz
Processor frequency
- L420 + Kit:2.5 GHz
- T420s Win8 CH:2.8 GHz
Processor cache
- L420 + Kit:3 MB
- T420s Win8 CH:4 MB
Tjunction
- L420 + Kit:100 °C
- T420s Win8 CH:100 C

Side by side

Differences highlightedShow differences only

Comparison of L420 + Kit, T420s Win8 CH
173 specifications	A Lenovo L420 + Kit View product	B Lenovo T420s Win8 CH View product
Designidentical
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display1 differ
Display diagonal	35.6 cm (14")	35.6 cm (14")
Display resolutionDiffers	1366 x 768 pixels	1600 x 900 pixels
TouchscreenKnown for one	Unknown — not stated by the source	No
HD typeKnown for one	Unknown — not stated by the source	HD+
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surfaceKnown for one	Unknown — not stated by the source	Matt
Processor10 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	2nd gen Intel® Core™ i5	2nd gen Intel® Core™ i7
Processor modelDiffers	i5-2450M	i7-2640M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3.1 GHz	3.5 GHz
Processor frequencyDiffers	2.5 GHz	2.8 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
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
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2400 Mobile Series	Intel Core i7-2600 Mobile Series
Processor codename	Sandy Bridge	Sandy Bridge
Bus type	DMI	DMI
FSB Parity	No	No
Stepping	J1	J1
Thermal Design Power (TDP)	35 W	35 W
TjunctionDiffers	100 °C	100 C
Maximum number of PCI Express lanes	16	16
PCI Express configurationsDiffers	1x16, 2x8, 1x8+2x4	1x16, 2x8
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	25	28
ECC supported by processor	No	No
Memory1 differ
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1333 MHz	1333 MHz
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memoryDiffers	8 GB	16 GB
Memory slots (available)Known for one	1	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	500 GB	160 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installed	1	1
SSD capacityKnown for one	Unknown — not stated by the source	160 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA II
Optical drive typeDiffers	DVD Super Multi DL	DVD±RW
Card reader integrated	Yes	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelKnown for one	Unknown — not stated by the source	NVIDIA® NVS™ 4200M
Graphics card familyDiffers	Intel	Intel, NVIDIA
Discrete graphics memory typeKnown for one	Unknown — not stated by the source	GDDR3
On-board graphics card family	Intel® HD Graphics	Intel® HD Graphics
On-board graphics card model	Intel® HD Graphics 3000	Intel® HD Graphics 3000
On-board graphics card base frequency	650 MHz	650 MHz
On-board graphics card dynamic frequency (max)	1300 MHz	1300 MHz
On-board graphics card ID	0x116	0x116
Number of discrete graphics cardsKnown for one	Unknown — not stated by the source	1
Audioidentical
Audio system	HD	HD
Built-in microphone	Yes	Yes
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Network2 differ
Mobile network connectionKnown for one	Unknown — not stated by the source	Yes
Mobile network generationKnown for one	Unknown — not stated by the source	3G
Wi-Fi	Yes	Yes
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
WWANKnown for one	Unknown — not stated by the source	Installed
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
LAN controllerKnown for one	Unknown — not stated by the source	Intel® 82579LM
Integrated 4G WiMAX	Yes	Yes
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Wireless technologyKnown for one	Wi-Fi	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	1
eSATA/USB 2.0 ports quantityDiffers	1	0
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity	0	0
eSATA ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantity	0	0
DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputsDiffers	1	0
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Microphone inDiffers	Yes	No
Docking connectorKnown for one	Unknown — not stated by the source	Yes
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
TV-out	No	No
Performance1 differ
Motherboard chipsetDiffers	Intel® HM65 Express	Intel® QM67 Express
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Touchpad
Numeric keypad	No	No
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTZ
Keyboard languageKnown for one	Unknown — not stated by the source	German
Windows keysKnown for one	Yes	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows 7 Professional	Windows 8 Pro
Operating system architecture	64-bit	64-bit
Processor special features5 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
Graphics & IMC lithography	32 nm	32 nm
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	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 Identity Protection Technology version	1.00	1.00
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)	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)	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Smart Cache	Yes	Yes
Intel® Turbo Boost Technology	2.0	2.0
Processor ARK IDDiffers	53452	53464
Processor codeDiffers	SR04Z	SR03R
Processor package sizeDiffers	37.5x37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Number of battery cells	6	6
Battery capacityKnown for one	Unknown — not stated by the source	44 Wh
Battery life (max)Known for one	Unknown — not stated by the source	4.7 h
Battery technologyKnown for one	Lithium Polymer (LiPo)	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Fingerprint reader	Yes	Yes
Trusted Platform Module (TPM)Known for one	Unknown — not stated by the source	Yes
Weight & dimensions4 differ
WeightDiffers	2.3 kg	1.75 kg
WidthDiffers	343.9 mm	343 mm
DepthDiffers	232.9 mm	231 mm
Height (front)Differs	3.2 cm	2.2 cm
Height (rear)Known for one	Unknown — not stated by the source	2.6 cm
Width (imperial)Known for one	91.4 cm (36")	Unknown — not stated by the source
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Internal modemKnown for one	Unknown — not stated by the source	No
Intel segment tagging	Home office, Small Business	Home office, Small Business
Supplied AC adapter typeKnown for one	AC	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	EPEAT Gold, ENERGY STAR	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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