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Product comparison · 2 laptops

Lenovo Essential G770 Intel® Core™ i3 i3-2310M vs Lenovo T420 + 433610W

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  • 117specifications compared
  • 34differ
  • 83identical
  • 31known for one product only

Key differences

  • Display diagonal
    • 43.9 cm (17.3")
    • 35.6 cm (14")
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i7
  • Processor generation
    • 2nd gen Intel® Core™ i3
    • 2nd gen Intel® Core™ i7
  • Processor model
    • i3-2310M
    • i7-2620M
  • Processor frequency
    • 2.1 GHz
    • 2.7 GHz
  • Processor cache
    • 3 MB
    • 4 MB
  • CPU multiplier (bus/core ratio)
    • 21
    • 27
  • On-board graphics card dynamic frequency (max)
    • 1100 MHz
    • 1300 MHz

Side by side

Differences highlightedShow differences only
148 specifications
A

Lenovo

Essential G770 Intel® Core™ i3 i3-2310M

Model G770

View product
B

Lenovo

T420 + 433610WView product
Display1 differ
Display diagonalDiffers43.9 cm (17.3")35.6 cm (14")
LED backlightKnown for oneYes
Display brightnessKnown for one250 cd/m²
Contrast ratio (typical)Known for one300:1
Processor7 differ
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffers2nd gen Intel® Core™ i32nd gen Intel® Core™ i7
Processor modelDiffersi3-2310Mi7-2620M
Processor boost frequencyKnown for one3.4 GHz
Processor frequencyDiffers2.1 GHz2.7 GHz
Processor cacheDiffers3 MB4 MB
Processor seriesDiffersIntel Core i3-2300 Mobile SeriesIntel Core i7-2600 Mobile Series
CPU multiplier (bus/core ratio)Differs2127
Storage1 differ
HDD speedKnown for one7200 RPM
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO, SD, xDMMC, SD, SDHC, SDXC
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
Graphics1 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneIntel® HD Graphics
Graphics card familyKnown for oneIntel
On-board graphics card dynamic frequency (max)Differs1100 MHz1300 MHz
Audio1 differ
Audio systemKnown for oneHigh Definition Audio
Speaker powerDiffers1.5 W1 W
Built-in microphoneKnown for oneYes
Network1 differ
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
Networking featuresDiffersFast EthernetGigabit Ethernet
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technologyKnown for one10/100Base-T(X)
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers43
eSATA/USB 2.0 ports quantityDiffers01
DisplayPorts quantityDiffers01
Docking connectorDiffersNoYes
ExpressCard slotDiffersNoYes
SmartCard slotDiffersNoYes
TV-outKnown for oneNo
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0
eSATA ports quantityKnown for one0
HDMI ports quantityKnown for one1
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantityKnown for one0
Performance1 differ
Motherboard chipsetDiffersIntel® HM65 ExpressIntel® QM67 Express
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Numeric keypadKnown for oneYes
Full-size keyboardKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Processor special features7 differ
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers5222052231
Processor codeDiffersSR04SSR041
Processor package sizeDiffers37.5 x 37.5 xrPGA988B); 31 x 24 (BGA1023)37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Batteryidentical
Number of battery cellsKnown for one6
Battery life (max)Known for one9 h
Security1 differ
Cable lock slot typeDiffersKensingtonIBM
Fingerprint readerKnown for oneYes
Weight & dimensions5 differ
WeightDiffers3 kg2.2 kg
WidthDiffers416 mm340.5 mm
DepthDiffers272 mm233 mm
Height (front)Differs3.61 cm3.01 cm
Height (rear)Differs4.49 cm3.05 cm
Other featuresidentical
Intel segment taggingKnown for oneHome office, Small Business
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u
Supplied AC adapter typeKnown for oneAC
Packaging contentidentical
AC adapter includedKnown for oneYes

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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