Product comparison · 2 laptops

ASUS K52JT-SX0O7X laptop Intel® Core™ i7 i7-740QM vs Lenovo ThinkPad Edge E420s

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  • 9specifications compared
  • 5differ
  • 4identical
  • 150known for one product only

Key differences

  • Display diagonal
    • K52JT-SX0O7X laptop Intel® Core™ i7 i7-740QM:39.6 cm (15.6")
    • ThinkPad Edge E420s:35.6 cm (14")
  • Processor cache
    • K52JT-SX0O7X laptop Intel® Core™ i7 i7-740QM:6 MB
    • ThinkPad Edge E420s:3 MB
  • Memory clock speed
    • K52JT-SX0O7X laptop Intel® Core™ i7 i7-740QM:1066 MHz
    • ThinkPad Edge E420s:1333 MHz
  • HDD capacity
    • K52JT-SX0O7X laptop Intel® Core™ i7 i7-740QM:500 GB
    • ThinkPad Edge E420s:320 GB
  • Graphics card family
    • K52JT-SX0O7X laptop Intel® Core™ i7 i7-740QM:AMD
    • ThinkPad Edge E420s:ATI

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Differences highlightedShow differences only (off)
Comparison of K52JT-SX0O7X, ThinkPad Edge E420s
159 specifications
Designidentical
Product typeKnown for oneLaptopUnknown — not stated by the source
Product colourKnown for oneBlackUnknown — not stated by the source
Form factorKnown for oneClamshellUnknown — not stated by the source
Display1 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolution1366 x 768 pixels1366 x 768 pixels
TouchscreenKnown for oneNoUnknown — not stated by the source
LED backlightKnown for oneYesUnknown — not stated by the source
Native aspect ratioKnown for one16:9Unknown — not stated by the source
Processor1 differ
Processor manufacturerKnown for oneIntelUnknown — not stated by the source
Processor familyKnown for oneIntel® Core™ i7Unknown — not stated by the source
Processor generationKnown for oneIntel® Core™ i7Unknown — not stated by the source
Processor modelKnown for onei7-740QMUnknown — not stated by the source
Processor coresKnown for one4Unknown — not stated by the source
Processor threadsKnown for one8Unknown — not stated by the source
Processor boost frequencyKnown for one2.93 GHzUnknown — not stated by the source
Processor frequencyKnown for one1.73 GHzUnknown — not stated by the source
System bus rateKnown for one2.5 GT/sUnknown — not stated by the source
Processor cacheDiffers6 MB3 MB
Processor cache typeKnown for oneSmart CacheUnknown — not stated by the source
Processor socketKnown for oneSocket 988Unknown — not stated by the source
Processor lithographyKnown for one45 nmUnknown — not stated by the source
Processor operating modesKnown for one64-bitUnknown — not stated by the source
Processor seriesKnown for oneIntel Core i7-700 Mobile SeriesUnknown — not stated by the source
Processor codenameKnown for oneClarksfieldUnknown — not stated by the source
Bus typeKnown for oneDMIUnknown — not stated by the source
FSB ParityKnown for oneNoUnknown — not stated by the source
SteppingKnown for oneB1Unknown — not stated by the source
Thermal Design Power (TDP)Known for one45 WUnknown — not stated by the source
TjunctionKnown for one100 °CUnknown — not stated by the source
Maximum number of PCI Express lanesKnown for one16Unknown — not stated by the source
PCI Express configurationsKnown for one1x16, 2x8Unknown — not stated by the source
PCI Express slots versionKnown for one2Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one774 MUnknown — not stated by the source
Processing Die sizeKnown for one296 mm²Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one13Unknown — not stated by the source
ECC supported by processorKnown for oneNoUnknown — not stated by the source
Processor front side busKnown for oneUnknown — not stated by the source1333 MHz
Memory1 differ
Internal memoryKnown for one4 GBUnknown — not stated by the source
Internal memory typeKnown for oneDDR3-SDRAMUnknown — not stated by the source
Memory clock speedDiffers1066 MHz1333 MHz
Memory layout (slots x size)Known for one2 x 2 GBUnknown — not stated by the source
Memory slotsKnown for one2x SO-DIMMUnknown — not stated by the source
Maximum internal memoryKnown for one8 GBUnknown — not stated by the source
Storage1 differ
Total storage capacityKnown for one500 GBUnknown — not stated by the source
Storage mediaKnown for oneHDDUnknown — not stated by the source
Number of HDDs installedKnown for one1Unknown — not stated by the source
HDD capacityDiffers500 GB320 GB
HDD interfaceSATASATA
Optical drive typeKnown for oneDVD Super Multi DLUnknown — not stated by the source
Card reader integratedKnown for oneYesUnknown — not stated by the source
Compatible memory cardsKnown for oneMemory Stick (MS), MMC, SDUnknown — not stated by the source
HDD speedKnown for oneUnknown — not stated by the source7200 RPM
Graphics1 differ
On-board graphics cardKnown for oneNoUnknown — not stated by the source
Discrete graphics cardKnown for oneYesUnknown — not stated by the source
Discrete graphics card modelKnown for oneAMD Mobility Radeon HD 6370MUnknown — not stated by the source
Graphics card familyDiffersAMDATI
Discrete graphics memory typeKnown for oneGDDR3Unknown — not stated by the source
On-board graphics card modelKnown for oneNot availableUnknown — not stated by the source
Number of discrete graphics cardsKnown for one1Unknown — not stated by the source
Maximum graphics card memoryKnown for oneUnknown — not stated by the source0.002 GB
Maximum resolutionKnown for oneUnknown — not stated by the source1366 x 768 pixels
Audioidentical
Number of built-in speakersKnown for one2Unknown — not stated by the source
Speakers manufacturerKnown for oneAltec LansingUnknown — not stated by the source
Built-in microphoneKnown for oneYesUnknown — not stated by the source
Speaker powerKnown for oneUnknown — not stated by the source1 W
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MPUnknown — not stated by the source
Networkidentical
Wi-FiKnown for oneYesUnknown — not stated by the source
Networking featuresKnown for oneGigabit EthernetUnknown — not stated by the source
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)Unknown — not stated by the source
Ethernet LANKnown for oneYesUnknown — not stated by the source
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/sUnknown — not stated by the source
BluetoothKnown for oneNoUnknown — not stated by the source
Cabling technologyKnown for one10/100/1000Base-T(X)Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one3Unknown — not stated by the source
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one0Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one0Unknown — not stated by the source
eSATA ports quantityKnown for one0Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one1Unknown — not stated by the source
HDMI ports quantityKnown for one1Unknown — not stated by the source
DisplayPorts quantityKnown for one0Unknown — not stated by the source
DVI portKnown for oneNoUnknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one1Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one0Unknown — not stated by the source
Thunderbolt ports quantityKnown for one0Unknown — not stated by the source
Headphone outputsKnown for one1Unknown — not stated by the source
S/PDIF out portKnown for oneNoUnknown — not stated by the source
Microphone inKnown for oneYesUnknown — not stated by the source
ExpressCard slotKnown for oneNoUnknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one0Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for oneNoUnknown — not stated by the source
SmartCard slotKnown for oneNoUnknown — not stated by the source
Headphone connectivityKnown for one3.5 mmUnknown — not stated by the source
Microphone connectivityKnown for one3.5 mmUnknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneIntel® HM55 ExpressUnknown — not stated by the source
Keyboardidentical
Pointing deviceKnown for oneTouchpadUnknown — not stated by the source
Numeric keypadKnown for oneYesUnknown — not stated by the source
Full-size keyboardKnown for oneYesUnknown — not stated by the source
Softwareidentical
Operating system installedKnown for oneWindows 7 ProfessionalUnknown — not stated by the source
Drivers includedKnown for oneYesUnknown — not stated by the source
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneNoUnknown — not stated by the source
CPU configuration (max)Known for one1Unknown — not stated by the source
Embedded options availableKnown for oneNoUnknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for oneYesUnknown — not stated by the source
Execute Disable BitKnown for oneYesUnknown — not stated by the source
Idle StatesKnown for oneYesUnknown — not stated by the source
Intel 64Known for oneYesUnknown — not stated by the source
Intel Clear Video TechnologyKnown for oneNoUnknown — not stated by the source
Intel Demand Based SwitchingKnown for oneNoUnknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for oneNoUnknown — not stated by the source
Intel Enhanced Halt StateKnown for oneYesUnknown — not stated by the source
Intel FDI TechnologyKnown for oneNoUnknown — not stated by the source
Intel Fast Memory AccessKnown for oneNoUnknown — not stated by the source
Intel Flex Memory AccessKnown for oneNoUnknown — not stated by the source
Intel Rapid Storage TechnologyKnown for oneNoUnknown — not stated by the source
Intel Trusted Execution TechnologyKnown for oneYesUnknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for oneYesUnknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for oneYesUnknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneYesUnknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for oneNoUnknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for oneNoUnknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNoUnknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNoUnknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneYesUnknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Insider™Known for oneNoUnknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for oneNoUnknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for oneNoUnknown — not stated by the source
Intel® Smart CacheKnown for oneYesUnknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one1.0Unknown — not stated by the source
Physical Address Extension (PAE)Known for oneYesUnknown — not stated by the source
Processor ARK IDKnown for one49024Unknown — not stated by the source
Processor codeKnown for oneSLBQGUnknown — not stated by the source
Processor package sizeKnown for one37.5 x 37.5 mmUnknown — not stated by the source
Supported instruction setsKnown for oneSSE4.2Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for oneYesUnknown — not stated by the source
Conflict-Free processorKnown for oneNoUnknown — not stated by the source
Batteryidentical
Number of battery cellsKnown for one6Unknown — not stated by the source
Battery capacityKnown for one47 WhUnknown — not stated by the source
Poweridentical
AC adapter power90 W90 W
AC adapter frequencyKnown for one50 - 60 HzUnknown — not stated by the source
AC adapter input voltageKnown for one100 - 240 VUnknown — not stated by the source
AC adapter output currentKnown for one4.74 AUnknown — not stated by the source
AC adapter output voltageKnown for one19 VUnknown — not stated by the source
DC-in jackKnown for oneYesUnknown — not stated by the source
Securityidentical
Cable lock slotKnown for oneNoUnknown — not stated by the source
Password protection typeKnown for oneBIOS, HDD, UserUnknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one2.62 kgUnknown — not stated by the source
WidthKnown for one380 mmUnknown — not stated by the source
DepthKnown for one255 mmUnknown — not stated by the source
Height (front)Known for one3.4 cmUnknown — not stated by the source
Height (rear)Known for one3.5 cmUnknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for oneYesUnknown — not stated by the source
ManualKnown for oneYesUnknown — not stated by the source
Quick start guideKnown for oneYesUnknown — not stated by the source
Other featuresidentical
Infrared data portNoNo
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u, IEEE 802.3abUnknown — not stated by the source
Power supply typeKnown for oneAC/DCUnknown — not stated by the source
Supplied AC adapter typeKnown for oneACUnknown — 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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