Product comparison · 2 laptops

Lenovo L420 + ThinkPad Mini Dock Series 3 vs Lenovo ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1)

135specifications compared
30differ
105identical
43known for one product only

Key differences

Form factor
- L420 + ThinkPad Mini Dock Series 3:Clamshell
- ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1):Convertible (Swivel)
Display diagonal
- L420 + ThinkPad Mini Dock Series 3:35.6 cm (14")
- ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1):31.8 cm (12.5")
Processor model
- L420 + ThinkPad Mini Dock Series 3:i5-2430M
- ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1):i5-2520M
Processor boost frequency
- L420 + ThinkPad Mini Dock Series 3:3 GHz
- ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1):3.2 GHz
Processor frequency
- L420 + ThinkPad Mini Dock Series 3:2.4 GHz
- ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1):2.5 GHz
CPU multiplier (bus/core ratio)
- L420 + ThinkPad Mini Dock Series 3:24
- ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1):25
Total storage capacity
- L420 + ThinkPad Mini Dock Series 3:500 GB
- ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1):320 GB
HDD capacity
- L420 + ThinkPad Mini Dock Series 3:500 GB
- ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1):320 GB

Side by side

Differences highlightedShow differences only

Comparison of L420 + ThinkPad Mini Dock Series 3, X220t
178 specifications	A Lenovo L420 + ThinkPad Mini Dock Series 3 View product	B Lenovo ThinkPad X220t Intel® Core™ i5 i5-2520M Hybrid (2-in-1) Model X220t View product
Design1 differ
Product typeKnown for one	Unknown — not stated by the source	Hybrid (2-in-1)
Product colour	Black	Black
Form factorDiffers	Clamshell	Convertible (Swivel)
Display1 differ
Display diagonalDiffers	35.6 cm (14")	31.8 cm (12.5")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
TouchscreenKnown for one	Unknown — not stated by the source	Yes
HD typeKnown for one	Unknown — not stated by the source	HD
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i5	Intel® Core™ i5
Processor generation	2nd gen Intel® Core™ i5	2nd gen Intel® Core™ i5
Processor modelDiffers	i5-2430M	i5-2520M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyDiffers	3 GHz	3.2 GHz
Processor frequencyDiffers	2.4 GHz	2.5 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	Socket 988	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i5-2400 Mobile Series	Intel Core i5-2500 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
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	16	16
PCI Express configurations	1x16, 2x8, 1x8+2x4	1x16, 2x8, 1x8+2x4
PCI Express slots version	2.0	2.0
CPU multiplier (bus/core ratio)Differs	24	25
ECC supported by processor	No	No
Memoryidentical
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 memory	8 GB	8 GB
Memory slots (available)Known for one	1	Unknown — not stated by the source
Storage3 differ
Total storage capacityDiffers	500 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	500 GB	320 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Optical drive typeDiffers	DVD Super Multi DL	No
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Unknown — not stated by the source	No
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Not available
Graphics card family	Intel	Intel
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)Differs	1200 MHz	1300 MHz
On-board graphics card ID	0x116	0x116
Audioidentical
Audio system	HDA	HDA
Built-in speaker(s)Known for one	Unknown — not stated by the source	Yes
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	1 W
Built-in microphone	Yes	Yes
Cameraidentical
Front camera resolution (numeric)Known for one	Unknown — not stated by the source	1.3 MP
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Network2 differ
Wi-Fi	Yes	Yes
Networking featuresDiffers	Gigabit Ethernet	Gigabit Ethernet, WLAN, BT
Top Wi-Fi standardKnown for one	Unknown — not stated by the source	Wi-Fi 4 (802.11n)
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
BluetoothDiffers	No	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	3.0+HS
Cabling technologyKnown for one	Unknown — not stated by the source	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Wireless technologyKnown for one	Wi-Fi	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantity	3	3
Ethernet LAN (RJ-45) ports	1	1
DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Headphone outputs	1	1
S/PDIF out port	No	No
Combo headphone/mic portKnown for one	Unknown — not stated by the source	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slotKnown for one	Unknown — not stated by the source	Yes
CardBus PCMCIA slot type	No	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
Headphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
Microphone connectivityKnown for one	Unknown — not stated by the source	3.5 mm
S-Video portKnown for one	Unknown — not stated by the source	No
TV-out	No	No
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® HM65 Express	Intel® QM67 Express
Keyboard1 differ
Pointing deviceDiffers	Trackpad	Touchpad
Numeric keypad	No	No
Full-size keyboardKnown for one	Unknown — not stated by the source	No
Windows keysKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
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	53450	52229
Processor codeDiffers	SR04W	SR048
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
Battery technology	Lithium-Ion (Li-Ion)	Lithium-Ion (Li-Ion)
Number of battery cells	6	6
Battery capacityKnown for one	Unknown — not stated by the source	66 Wh
Battery life (max)Known for one	Unknown — not stated by the source	8.8 h
Poweridentical
AC adapter power	65 W	65 W
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
Power auto-sensingKnown for one	Unknown — not stated by the source	Yes
DC-in jack	Yes	Yes
AC adapter input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions9 differ
WeightDiffers	2.3 kg	1.8 kg
WidthDiffers	343.9 mm	305 mm
DepthDiffers	232.9 mm	228.7 mm
Height (front)Differs	3.2 cm	2.7 cm
Height (rear)Differs	3.6 cm	3.13 cm
Width (imperial)Differs	34.4 cm (13.5")	30.5 cm (12")
Depth (imperial)Differs	23.3 cm (9.17")	22.9 cm (9")
Height (front) (imperial)Differs	3.2 cm (1.26")	2.79 cm (1.1")
Height (rear) (imperial)Differs	3.61 cm (1.42")	3.12 cm (1.23")
Other featuresidentical
Infrared data port	No	No
Supplied AC adapter type	AC	AC
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	Unknown — not stated by the source
Power supply typeKnown for one	AC/DC	Unknown — not stated by the source
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
Certificatesidentical
Wi-Fi certifiedKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown 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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