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Product comparison · 2 laptops

Acer Aspire One 756-877B2kk50BT Intel® Celeron® 877 Netbook vs Lenovo T430 Win 7 CH

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  • 92specifications compared
  • 52differ
  • 40identical
  • 81known for one product only

Key differences

  • Display diagonal
    • 29.5 cm (11.6")
    • 35.6 cm (14")
  • Processor family
    • Intel® Celeron®
    • Intel® Core™ i7
  • Processor model
    • 877
    • i7-3520M
  • Processor threads
    • 2
    • 4
  • Processor frequency
    • 1.4 GHz
    • 2.9 GHz
  • Processor cache
    • 2 MB
    • 4 MB
  • Processor cache type
    • L3
    • Smart Cache
  • Processor lithography
    • 32 nm
    • 22 nm

Side by side

Differences highlightedShow differences only
173 specifications
A

Acer

Aspire One 756-877B2kk50BT Intel® Celeron® 877 Netbook

Model 756-877B2kk50BT

View product
B

Lenovo

T430 Win 7 CHView product
Designidentical
Product colourBlackBlack
Form factorKnown for oneClamshell
Product typeKnown for oneNetbook
Display1 differ
Display diagonalDiffers29.5 cm (11.6")35.6 cm (14")
Display resolutionKnown for one1600 x 900 pixels
HD typeKnown for oneHD+
LED backlightYesYes
Native aspect ratioKnown for one16:9
Display surfaceKnown for oneMatt
Processor12 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Celeron®Intel® Core™ i7
Processor generationKnown for one3rd gen Intel® Core™ i7
Processor modelDiffers877i7-3520M
Processor cores22
Processor threadsDiffers24
Processor boost frequencyKnown for one3.6 GHz
Processor frequencyDiffers1.4 GHz2.9 GHz
System bus rate5 GT/s5 GT/s
Processor cacheDiffers2 MB4 MB
Processor cache typeDiffersL3Smart Cache
L3 cacheKnown for one4 MB
L2 cacheKnown for one0.512 MB
Processor socketBGA 1023BGA 1023
Processor lithographyDiffers32 nm22 nm
Processor operating modes64-bit64-bit
Processor seriesKnown for oneIntel Core i7-3500 Mobile series
Processor codenameDiffersSandy BridgeIvy Bridge
Bus typeDMIDMI
FSB ParityKnown for oneNo
SteppingKnown for oneL1
Thermal Design Power (TDP)Differs17 W35 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanes1616
PCI Express configurationsDiffers1x16, 1x8+2x4, 2x81x8, 1x16, 2x4, 2x8
PCI Express slots versionDiffers2.03.0
CPU multiplier (bus/core ratio)Known for one29
ECC supported by processorNoNo
Memory2 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speedKnown for one1600 MHz
Memory layout (slots x size)Known for one2 x 4 GB
Memory slots2x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers8 GB16 GB
Storage4 differ
Total storage capacity500 GB500 GB
Storage mediaKnown for oneHDD
Number of HDDs installedKnown for one1
HDD capacity500 GB500 GB
HDD interfaceDiffersSATASATA II
HDD speedDiffers5400 RPM7200 RPM
HDD sizeKnown for one2.5"
Optical drive typeDiffersNoDVD±RW
Card reader integratedYesYes
Compatible memory cardsDiffersMMC, SDMMC, SD, SDHC, SDXC
Graphics4 differ
On-board graphics cardKnown for oneYes
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® NVS™ 5400M
Graphics card familyDiffersIntelIntel, NVIDIA
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelDiffersIntel® HD GraphicsIntel® HD Graphics 4000
On-board graphics card base frequencyDiffers350 MHz650 MHz
On-board graphics card dynamic frequency (max)Differs1000 MHz1250 MHz
On-board graphics card IDKnown for one0x166
Number of discrete graphics cardsKnown for one1
Graphics cardKnown for oneHD Graphics
Audioidentical
Audio systemKnown for oneHD
Built-in microphoneYesYes
Optical driveidentical
LightScribeKnown for oneNo
Network3 differ
Mobile network connectionKnown for oneYes
Mobile network generationKnown for one3G
Wi-FiYesYes
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100 Mbit/s10,100,1000 Mbit/s
BluetoothYesYes
Bluetooth version4.04.0
WWANKnown for oneInstalled
Cabling technologyDiffers10/100Base-T(X)10/100/1000Base-T(X)
LAN controllerKnown for oneIntel® 82579LM
Integrated 4G WiMAXDiffersNoYes
Networking featuresKnown for oneFast Ethernet
Wireless technologyKnown for one802.11 a/g/n
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers32
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers02
Ethernet LAN (RJ-45) ports11
Mini DisplayPorts quantityKnown for one1
DVI portKnown for oneNo
VGA (D-Sub) ports quantity11
S/PDIF out portKnown for oneNo
Combo headphone/mic portKnown for oneYes
Microphone inDiffersYesNo
ExpressCard slotKnown for oneYes
CardBus PCMCIA slots quantityKnown for one0
CardBus PCMCIA slot typeKnown for oneNo
SmartCard slotKnown for oneNo
eSATA ports quantityKnown for one0
HDMI ports quantityKnown for one1
Firewire (IEEE 1394) portsKnown for one0
Thunderbolt ports quantityKnown for one0
Headphone outputsKnown for one1
TV-outKnown for oneNo
Performance1 differ
Motherboard chipsetDiffersIntel® HM70 ExpressIntel® QM77 Express
GPS (satellite)Known for oneNo
Keyboard1 differ
Pointing deviceDiffersTouchpadTouchpad + Pointing Stick
Numeric keypadKnown for oneNo
Keyboard layoutKnown for oneQWERTZ
Keyboard languageKnown for oneGerman
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architecture64-bit64-bit
Processor special features13 differ
Intel® Wireless Display (Intel® WiDi)Known for oneYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyKnown for one22 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyKnown for oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyYesYes
Intel Fast Memory AccessYesYes
Intel Flex Memory AccessYesYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Rapid Storage TechnologyKnown for oneNo
Intel Secure Key Technology versionKnown for one1.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
Intel Virtualization Technology (VT-x)YesYes
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 HD Technology (Intel® CVT HD)DiffersNoYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™Known for oneYes
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® Secure KeyKnown for oneYes
Intel® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers6719264893
Processor codeKnown for oneSR0MU
Processor package sizeDiffers31 x 24 mm37.5 x 37.5 (rPGA988B); 31.0 x 24.0 (BGA1023)
Supported instruction setsDiffersSSE4.xAVX
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorYesYes
Battery3 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers49
Battery capacityDiffers2600 mAh94 Wh
Battery life (max)Differs4.2 h9.7 h
Power1 differ
AC adapter powerDiffers40 W90 W
DC-in jackYesYes
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Fingerprint readerKnown for oneYes
Trusted Platform Module (TPM)Known for oneYes
Certificatesidentical
Compliance certificatesRoHSRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers1.38 kg2.35 kg
WidthDiffers285 mm341 mm
DepthDiffers202 mm232 mm
Height (front)Known for one3 cm
Height (rear)Known for one3 cm
HeightKnown for one27.4 mm
Hard driveidentical
Storage drive heightKnown for one6.35 cm
Packaging contentidentical
AC adapter includedKnown for oneYes
Other featuresidentical
Infrared data portKnown for oneNo
Power adapter weightKnown for one370 g
Intel segment taggingKnown for oneHome office, Small Business

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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