Product comparison · 2 laptops

Lenovo ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M vs Lenovo X220 + ThinkPad Mini Dock Series 3

132specifications compared
15differ
117identical
20known for one product only

Key differences

Processor model
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:i3-2310M
- X220 + ThinkPad Mini Dock Series 3:i3-2350M
Processor frequency
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:2.1 GHz
- X220 + ThinkPad Mini Dock Series 3:2.3 GHz
Processor socket
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:BGA 1023
- X220 + ThinkPad Mini Dock Series 3:Socket 988
Tjunction
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:100 °C
- X220 + ThinkPad Mini Dock Series 3:85 °C
CPU multiplier (bus/core ratio)
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:21
- X220 + ThinkPad Mini Dock Series 3:23
HDD speed
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:7200 RPM
- X220 + ThinkPad Mini Dock Series 3:5400 RPM
Compatible memory cards
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:MMC, SD, SDHC, SDXC
- X220 + ThinkPad Mini Dock Series 3:SD
On-board graphics card dynamic frequency (max)
- ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M:1100 MHz
- X220 + ThinkPad Mini Dock Series 3:1150 MHz

Side by side

Differences highlightedShow differences only

Comparison of X220+45N6681, X220 + ThinkPad Mini Dock Series 3
152 specifications	A Lenovo ThinkPad X220+45N6681 Intel® Core™ i3 i3-2310M Model X220+45N6681 View product	B Lenovo X220 + ThinkPad Mini Dock Series 3 View product
Designidentical
Product colour	Black	Black
Form factorKnown for one	Unknown — not stated by the source	Clamshell
Displayidentical
Display diagonal	31.8 cm (12.5")	31.8 cm (12.5")
Display resolution	1366 x 768 pixels	1366 x 768 pixels
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™ i3	Intel® Core™ i3
Processor generation	2nd gen Intel® Core™ i3	2nd gen Intel® Core™ i3
Processor modelDiffers	i3-2310M	i3-2350M
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	2.1 GHz	2.3 GHz
System bus rate	5 GT/s	5 GT/s
Processor cache	3 MB	3 MB
Processor cache type	Smart Cache	Smart Cache
Processor socketDiffers	BGA 1023	Socket 988
Processor lithography	32 nm	32 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Core i3-2300 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
TjunctionDiffers	100 °C	85 °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	21	23
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
Memory slots (available)Known for one	Unknown — not stated by the source	1
Maximum internal memory	8 GB	8 GB
Storage2 differ
Total storage capacity	320 GB	320 GB
Storage media	HDD	HDD
Number of HDDs installed	1	1
HDD capacity	320 GB	320 GB
HDD interface	SATA	SATA
HDD speedDiffers	7200 RPM	5400 RPM
Optical drive typeKnown for one	Unknown — not stated by the source	No
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	MMC, SD, SDHC, SDXC	SD
Graphics1 differ
On-board graphics card	Yes	Yes
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	1100 MHz	1150 MHz
On-board graphics card ID	0x116	0x116
Audio1 differ
Audio systemDiffers	HD	HDA
Number of built-in speakers	2	2
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Built-in microphone	Yes	Yes
Optical driveidentical
LightScribe	No	No
Network1 differ
Wi-Fi	Yes	Yes
Wireless technologyKnown for one	Unknown — not stated by the source	Wi-Fi
Wi-Fi standardsDiffers	802.11a, 802.11g, Wi-Fi 4 (802.11n)	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Bluetooth	No	No
Integrated 4G WiMAX	Yes	Yes
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	2	3
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
Firewire (IEEE 1394) ports	0	0
Thunderbolt ports quantity	0	0
Headphone outputs	1	1
S/PDIF out port	No	No
Microphone in	Yes	Yes
Docking connector	No	No
ExpressCard slot	Yes	Yes
CardBus PCMCIA slots quantity	0	0
CardBus PCMCIA slot type	No	No
SmartCard slot	No	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
Keyboard1 differ
Pointing deviceDiffers	ThinkPad UltraNav	Trackpad
Numeric keypad	No	No
Windows keysKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
Operating system architecture	64-bit	64-bit
Processor special features3 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 Technology	No	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)	No	No
Intel® AES New Instructions (Intel® AES-NI)	No	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® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost Technology	No	No
Processor ARK IDDiffers	52220	53438
Processor codeDiffers	SR04S	SR0DN
Processor package sizeDiffers	37.5 x 37.5 xrPGA988B); 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 technologyKnown for one	Unknown — not stated by the source	Lithium-Ion (Li-Ion)
Number of battery cellsKnown for one	Unknown — not stated by the source	6
Poweridentical
AC adapter powerKnown for one	Unknown — not stated by the source	90 W
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
DC-in jack	Yes	Yes
Securityidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint reader	Yes	Yes
Certificatesidentical
Wi-Fi certifiedKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
Weight	1.3 kg	1.3 kg
Width	305 mm	305 mm
Depth	206.5 mm	206.5 mm
Height (front)	1.9 cm	1.9 cm
Height (rear)	3.46 cm	3.46 cm
Packaging contentidentical
AC adapter included	Yes	Yes
Other featuresidentical
Infrared data port	No	No
Power supply typeKnown for one	Unknown — not stated by the source	AC/DC
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	AC
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab	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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