All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 laptops

Acer Aspire 7745G-334G1TMn Intel® Core™ i3 i3-330M 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 1 TB AMD Mobility Radeon HD 5650 Windows 7 Home Premium vs Lenovo ThinkPad X220 Intel® Core™ i5 i5-2520M

Add a product
  • 136specifications compared
  • 58differ
  • 78identical
  • 42known for one product only

Key differences

  • Display diagonal
    • 43.9 cm (17.3")
    • 31.8 cm (12.5")
  • Display resolution
    • 1600 x 900 pixels
    • 1366 x 768 pixels
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i5
  • Processor generation
    • 3rd gen Intel® Core™ i3
    • 2nd gen Intel® Core™ i5
  • Processor model
    • i3-330M
    • i5-2520M
  • Processor frequency
    • 2.13 GHz
    • 2.5 GHz
  • System bus rate
    • 2.5 GT/s
    • 5 GT/s
  • Processor socket
    • BGA 1288
    • Socket 988

Side by side

Differences highlightedShow differences only
178 specifications
A

Acer

Aspire 7745G-334G1TMn Intel® Core™ i3 i3-330M 43.9 cm (17.3") HD+ 4 GB DDR3-SDRAM 1 TB AMD Mobility Radeon HD 5650 Windows 7 Home Premium

Model 7745G-334G1TMn

View product
B

Lenovo

ThinkPad X220 Intel® Core™ i5 i5-2520M

Model X220

View product
Designidentical
Product colourKnown for oneBlack
Display2 differ
Display diagonalDiffers43.9 cm (17.3")31.8 cm (12.5")
Display resolutionDiffers1600 x 900 pixels1366 x 768 pixels
Dual-screenKnown for oneNo
HD typeKnown for oneHD+
Processor12 differ
Processor familyDiffersIntel® Core™ i3Intel® Core™ i5
Processor generationDiffers3rd gen Intel® Core™ i32nd gen Intel® Core™ i5
Processor modelDiffersi3-330Mi5-2520M
Processor boost frequencyKnown for one3.2 GHz
Processor frequencyDiffers2.13 GHz2.5 GHz
System bus rateDiffers2.5 GT/s5 GT/s
Processor socketDiffersBGA 1288Socket 988
Processor seriesDiffersIntel Core i3-300 Mobile SeriesIntel Core i5-2500 Mobile Series
Processor codenameDiffersArrandaleSandy Bridge
SteppingDiffersC2J1
TjunctionDiffers105 °C100 °C
PCI Express configurationsDiffers1x161x16, 2x8, 1x8+2x4
CPU multiplier (bus/core ratio)Differs1625
Number of Processing Die TransistorsKnown for one382 M
Processing Die sizeKnown for one81 mm²
Memory2 differ
Memory clock speedKnown for one1333 MHz
Memory slotsDiffers4x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers16 GB8 GB
Storage5 differ
Total storage capacityDiffers1 TB320 GB
Number of HDDs installedDiffers21
HDD speedDiffers5400 RPM7200 RPM
Optical drive typeDiffersDVD Super Multi DLNo
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO, SD, xDSD
HDD capacityKnown for one500 GB
Graphics5 differ
Discrete graphics card modelDiffersAMD Mobility Radeon HD 5650Intel® HD Graphics
Graphics card familyDiffersAMDIntel
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 3000
On-board graphics card base frequencyDiffers500 MHz650 MHz
On-board graphics card dynamic frequency (max)Differs667 MHz1300 MHz
On-board graphics card IDKnown for one0x116
Audio1 differ
Audio systemDiffersHDHDA
Speaker powerKnown for one2 W
Built-in subwooferKnown for oneNo
Network2 differ
Networking featuresDiffersGigabit Ethernet, WLANGigabit Ethernet
BluetoothDiffersNoYes
WWANKnown for oneInstalled
Integrated 4G WiMAXKnown for oneYes
Wireless technologyKnown for oneWi-Fi
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers43
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
HDMI ports quantityDiffers10
DisplayPorts quantityDiffers01
Line-inKnown for oneNo
ExpressCard slotDiffersNoYes
Modem (RJ-11) portsKnown for one0
TV-in portKnown for oneNo
Parallel ports quantityKnown for one0
Serial ports quantityKnown for one0
USB 1.1 ports quantityKnown for one0
Keyboard1 differ
Pointing deviceDiffersTouchpadThinkPad UltraNav
Software2 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architectureDiffers64-bit32-bit
Processor special features16 differ
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Graphics & IMC lithographyDiffers45 nm32 nm
Intel Clear Video TechnologyDiffersYesNo
Intel Identity Protection Technology versionKnown for one1.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersYesNo
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers4766352229
Processor codeDiffersSLBNFSR048
Processor package sizeDiffersrPGA 37.5x 37.5, BGA 34x2837.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)
Supported instruction setsDiffersSSE4.1, SSE4.2AVX
Physical Address Extension (PAE)Known for oneYes
Batteryidentical
Battery capacityKnown for one4400 mAh
Securityidentical
Fingerprint readerKnown for oneYes
Trusted Platform Module (TPM)Known for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one5 - 43 °C
Operating relative humidity (H-H)Known for one8 - 80%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one0 - 2438 m
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Weight & dimensions5 differ
WeightDiffers3.25 kg1.3 kg
WidthDiffers410 mm305 mm
DepthDiffers286 mm206.5 mm
Height (front)Differs3.5 cm1.9 cm
Height (rear)Differs4.15 cm3.46 cm
Packaging contentidentical
Mouse includedKnown for oneNo
Other features1 differ
Power requirementsDiffers100-240V AC230 V
Internal modemKnown for oneNo
Video inKnown for one0
Power supply typeKnown for oneAC/DC
Optical driveidentical
CD read speedKnown for one24x
CD write speedKnown for one24x
CD-R read speedKnown for one24x
CD-R write speedKnown for one24x
Performanceidentical
Motherboard chipsetKnown for oneIntel® HM55 Express

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.

More laptop comparisons

All laptop comparisons