Product comparison · 2 laptops

Lenovo T420s + 45N6681 vs Lenovo ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M

126specifications compared
30differ
96identical
37known for one product only

Key differences

Display diagonal
- T420s + 45N6681:35.6 cm (14")
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:31.8 cm (12.5")
Display resolution
- T420s + 45N6681:1600 x 900 pixels
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:1366 x 768 pixels
Processor family
- T420s + 45N6681:Intel® Core™ i7
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:Intel® Core™ i3
Processor generation
- T420s + 45N6681:2nd gen Intel® Core™ i7
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:2nd gen Intel® Core™ i3
Processor model
- T420s + 45N6681:i7-2620M
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:i3-2310M
Processor frequency
- T420s + 45N6681:2.7 GHz
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:2.1 GHz
Processor cache
- T420s + 45N6681:4 MB
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:3 MB
CPU multiplier (bus/core ratio)
- T420s + 45N6681:27
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:21

Side by side

Differences highlightedShow differences only

Comparison of T420s + 45N6681, X220+45N6681
163 specifications	A Lenovo T420s + 45N6681 View product	B Lenovo ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M Model X220+45N6681 View product
Designidentical
Product colour	Black	Black
Form factorKnown for one	Clamshell	Unknown — not stated by the source
Display2 differ
Display diagonalDiffers	35.6 cm (14")	31.8 cm (12.5")
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
Processor7 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i7	Intel® Core™ i3
Processor generationDiffers	2nd gen Intel® Core™ i7	2nd gen Intel® Core™ i3
Processor modelDiffers	i7-2620M	i3-2310M
Processor cores	2	2
Processor threads	4	4
Processor boost frequencyKnown for one	3.4 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.7 GHz	2.1 GHz
System bus rate	5 GT/s	5 GT/s
Processor cacheDiffers	4 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
L3 cacheKnown for one	3 MB	Unknown — not stated by the source
L2 cacheKnown for one	4 MB	Unknown — not stated by the source
Processor socket	BGA 1023	BGA 1023
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core i7-2600 Mobile Series	Intel Core i3-2300 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	27	21
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
Storage2 differ
Total storage capacityDiffers	160 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacityDiffers	160 GB	320 GB
HDD interface	SATA	SATA
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
Card reader integrated	Yes	Yes
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Compatible memory cardsKnown for one	Unknown — not stated by the source	MMC, SD, SDHC, SDXC
Graphics2 differ
On-board graphics card	Yes	Yes
Discrete graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	NVIDIA® Quadro® NVS 4200M	Unknown — not stated by the source
Graphics card familyDiffers	NVIDIA	Intel
Discrete graphics memory typeKnown for one	GDDR3	Unknown — not stated by the source
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	1300 MHz	1100 MHz
On-board graphics card ID	0x116	0x116
Maximum graphics card memoryKnown for one	1.024 GB	Unknown — not stated by the source
Maximum resolutionKnown for one	1600 x 900 pixels	Unknown — not stated by the source
Audioidentical
Audio system	HD	HD
Number of built-in speakers	2	2
Speaker powerKnown for one	1 W	Unknown — not stated by the source
Built-in microphoneKnown for one	Unknown — not stated by the source	Yes
Network1 differ
Wi-Fi	Yes	Yes
Networking features	Gigabit Ethernet	Gigabit Ethernet
Wi-Fi standards	802.11a, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
BluetoothDiffers	Yes	No
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Integrated 4G WiMAX	Yes	Yes
Ports & interfaces1 differ
USB 2.0 ports quantity	2	2
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 quantity	0	0
DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
TV-in portKnown for one	No	Unknown — not stated by the source
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
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
ExpressCard slotKnown for one	Unknown — not stated by the source	Yes
SmartCard slotKnown for one	Unknown — not stated by the source	No
Performanceidentical
Motherboard chipsetKnown for one	Intel® QM67 Express	Unknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffers	Touchpad	ThinkPad UltraNav
Full-size keyboardKnown for one	No	Unknown — not stated by the source
Numeric keypadKnown for one	Unknown — not stated by the source	No
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special features7 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	Yes	No
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	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
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® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	52231	52220
Processor codeDiffers	SR041	SR04S
Processor package sizeDiffers	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)	37.5 x 37.5 xrPGA988B); 31 x 24 (BGA1023)
Supported instruction sets	AVX	AVX
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	No	No
Batteryidentical
Number of battery cellsKnown for one	6	Unknown — not stated by the source
Poweridentical
AC adapter powerKnown for one	90 W	Unknown — not stated by the source
DC-in jack	Yes	Yes
Security1 differ
Cable lock slotDiffers	No	Yes
Fingerprint reader	Yes	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Certificatesidentical
Wi-Fi certifiedKnown for one	Yes	Unknown — not stated by the source
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions5 differ
WeightDiffers	1.67 kg	1.3 kg
WidthDiffers	343 mm	305 mm
DepthDiffers	230.1 mm	206.5 mm
Height (front)Differs	2.12 cm	1.9 cm
Height (rear)Differs	2.6 cm	3.46 cm
Other featuresidentical
Infrared data port	No	No
Video inKnown for one	0	Unknown — not stated by the source
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source
Supplied AC adapter typeKnown for one	AC	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
Optical driveidentical
LightScribeKnown for one	Unknown — not stated by the source	No
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes

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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