Product comparison · 2 laptops

Lenovo ThinkPad T420si Intel® Core™ i3 i3-2310M vs Lenovo X121e Win 7 CH

60specifications compared
23differ
37identical
104known for one product only

Key differences

Display diagonal
- ThinkPad T420si Intel® Core™ i3 i3-2310M:35.6 cm (14")
- X121e Win 7 CH:29.5 cm (11.6")
Display resolution
- ThinkPad T420si Intel® Core™ i3 i3-2310M:1600 x 900 pixels
- X121e Win 7 CH:1366 x 768 pixels
Processor model
- ThinkPad T420si Intel® Core™ i3 i3-2310M:i3-2310M
- X121e Win 7 CH:E-350
Processor frequency
- ThinkPad T420si Intel® Core™ i3 i3-2310M:2.1 GHz
- X121e Win 7 CH:1.6 GHz
Processor cache
- ThinkPad T420si Intel® Core™ i3 i3-2310M:3 MB
- X121e Win 7 CH:1 MB
Processor cache type
- ThinkPad T420si Intel® Core™ i3 i3-2310M:Smart Cache
- X121e Win 7 CH:L2
Optical drive type
- ThinkPad T420si Intel® Core™ i3 i3-2310M:DVD±RW
- X121e Win 7 CH:No
Discrete graphics card model
- ThinkPad T420si Intel® Core™ i3 i3-2310M:NVIDIA® NVS™ 4200M
- X121e Win 7 CH:AMD Radeon HD 6310M

Side by side

Differences highlightedShow differences only

Comparison of T420si, X121e Win 7 CH
164 specifications	A Lenovo ThinkPad T420si Intel® Core™ i3 i3-2310M Model T420si View product	B Lenovo X121e Win 7 CH View product
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Form factorKnown for one	Clamshell	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	35.6 cm (14")	29.5 cm (11.6")
Display resolutionDiffers	1600 x 900 pixels	1366 x 768 pixels
HD typeKnown for one	HD+	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display brightnessKnown for one	230 cd/m²	Unknown — not stated by the source
Processor4 differ
Processor manufacturerKnown for one	Intel	Unknown — not stated by the source
Processor familyKnown for one	Intel® Core™ i3	Unknown — not stated by the source
Processor generationKnown for one	2nd gen Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-2310M	E-350
Processor coresKnown for one	2	Unknown — not stated by the source
Processor threadsKnown for one	4	Unknown — not stated by the source
Processor frequencyDiffers	2.1 GHz	1.6 GHz
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Processor cacheDiffers	3 MB	1 MB
Processor cache typeDiffers	Smart Cache	L2
Processor socketKnown for one	BGA 1023	Unknown — not stated by the source
Processor lithographyKnown for one	32 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Core i3-2300 Mobile Series	Unknown — not stated by the source
Processor codenameKnown for one	Sandy Bridge	Unknown — not stated by the source
Bus typeKnown for one	DMI	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
SteppingKnown for one	J1	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	35 W	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8, 1x8+2x4	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	21	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memoryidentical
Internal memory	4 GB	4 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speedKnown for one	1333 MHz	Unknown — not stated by the source
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	8 GB	8 GB
Storage2 differ
Total storage capacity	320 GB	320 GB
Storage mediaKnown for one	HDD	Unknown — not stated by the source
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	320 GB	Unknown — not stated by the source
HDD interface	SATA	SATA
Optical drive typeDiffers	DVD±RW	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, xD	Memory Stick (MS), MMC, MS PRO, SD
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Graphics2 differ
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card	Yes	Yes
Discrete graphics card modelDiffers	NVIDIA® NVS™ 4200M	AMD Radeon HD 6310M
Graphics card familyDiffers	Intel, NVIDIA	AMD
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics 3000	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	650 MHz	Unknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one	1100 MHz	Unknown — not stated by the source
On-board graphics card IDKnown for one	0x116	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	HDA	HD
Number of built-in speakersKnown for one	2	Unknown — not stated by the source
Speaker powerKnown for one	1.5 W	Unknown — not stated by the source
Built-in microphoneKnown 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
Front camera resolutionKnown for one	1280 x 720 pixels	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Network2 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet, WLAN, BT	Gigabit Ethernet
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g
Ethernet LAN	Yes	Yes
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Bluetooth	Yes	Yes
Networking standardsKnown for one	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u	Unknown — not stated by the source
Integrated 4G WiMAXKnown for one	Yes	Unknown — not stated by the source
WWANKnown for one	Unknown — not stated by the source	Installed
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	0
eSATA/USB 2.0 ports quantity	0	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 quantityDiffers	0	1
DisplayPorts quantityDiffers	1	0
Mini 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) ports	0	0
Thunderbolt ports quantity	0	0
Micro HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Mini VGA ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputs	1	1
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	No	Unknown — not stated by the source
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotDiffers	Yes	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	No
TV-out	No	No
PS/2 ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® QM67 Express	AMD A50M
Keyboardidentical
Pointing device	Touchpad	Touchpad
Numeric keypadKnown for one	No	Unknown — not stated by the source
Full-size keyboardKnown for one	No	Unknown — not stated by the source
Keyboard languageKnown for one	Unknown — not stated by the source	English
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	32 nm	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	Yes	Unknown — not stated by the source
Intel Identity Protection Technology versionKnown for one	1.00	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	Yes	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Identity Protection Technology (Intel® IPT)Known for one	Yes	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Processor ARK IDKnown for one	52220	Unknown — not stated by the source
Processor codeKnown for one	SR04S	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 xrPGA988B); 31 x 24 (BGA1023)	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Number of battery cells	6	6
Battery capacityKnown for one	43.2 Wh	Unknown — not stated by the source
Poweridentical
AC adapter frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	Kensington	IBM
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WeightDiffers	1.79 kg	1.4 kg
WidthDiffers	343 mm	289.6 mm
DepthDiffers	230 mm	208 mm
Height (front)Known for one	2.12 cm	Unknown — not stated by the source
Height (rear)Known for one	2.6 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	23.5 mm
Packaging contentidentical
AC adapter includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Infrared data port	No	No
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
Supplied AC adapter type	AC	AC
TV tuner integratedKnown for one	Unknown — not stated by the source	No

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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