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Product comparison · 2 laptops

ASUS K51AC-SX040C ZM-80 vs ASUS U6S-2P004E Intel® Core™2 Duo T7500

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  • 60specifications compared
  • 25differ
  • 35identical
  • 74known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 30.7 cm (12.1")
  • Display resolution
    • 1366 x 768 pixels
    • 1280 x 800 pixels
  • Native aspect ratio
    • 16:9
    • 16:10
  • Processor model
    • ZM-80
    • T7500
  • Processor frequency
    • 2.1 GHz
    • 2.2 GHz
  • Internal memory
    • 4 GB
    • 2 GB
  • Memory clock speed
    • 800 MHz
    • 667 MHz
  • Memory layout (slots x size)
    • 2 x 2 GB
    • 2 x 1 GB

Side by side

Differences highlightedShow differences only
134 specifications
A

ASUS

K51AC-SX040C ZM-80

Model K51AC-SX040C

View product
B

ASUS

U6S-2P004E Intel® Core™2 Duo T7500

Model U6S-2P004E

View product
Display3 differ
Display diagonalDiffers39.6 cm (15.6")30.7 cm (12.1")
Display resolutionDiffers1366 x 768 pixels1280 x 800 pixels
Native aspect ratioDiffers16:916:10
Display surfaceKnown for oneGloss
Processor2 differ
Processor manufacturerKnown for oneIntel
Processor familyKnown for oneIntel® Core™2 Duo
Processor modelDiffersZM-80T7500
Processor coresKnown for one2
Processor threadsKnown for one2
Processor frequencyDiffers2.1 GHz2.2 GHz
Processor cacheKnown for one4 MB
Processor cache typeKnown for oneL2
Processor front side busKnown for one800 MHz
Processor socketKnown for oneSocket 478
Processor lithographyKnown for one65 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Core 2 Duo T7000 Series
Processor codenameKnown for oneMerom
Bus typeKnown for oneFSB
FSB ParityKnown for oneNo
SteppingKnown for oneE1
Thermal Design Power (TDP)Known for one35 W
TjunctionKnown for one100 °C
Number of Processing Die TransistorsKnown for one291 M
Processing Die sizeKnown for one143 mm²
CPU multiplier (bus/core ratio)Known for one11
ECC supported by processorKnown for oneNo
Memory3 differ
Internal memoryDiffers4 GB2 GB
Internal memory typeDDR2-SDRAMDDR2-SDRAM
Memory clock speedDiffers800 MHz667 MHz
Memory layout (slots x size)Differs2 x 2 GB2 x 1 GB
Memory slotsKnown for one2x SO-DIMM
Maximum internal memory4 GB4 GB
Storage2 differ
Total storage capacityDiffers500 GB160 GB
HDD interfaceSATASATA
HDD speed5400 RPM5400 RPM
Optical drive typeKnown for oneDVD Super Multi DL
Card reader integratedYesYes
Compatible memory cardsDiffersMMC, SDMMC, MS Duo, MS Pro, SD, xD
Graphicsidentical
On-board graphics cardKnown for oneNo
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA GeForce 8400M G
Discrete graphics card memoryKnown for one0.125 GB
On-board graphics card modelKnown for oneNot available
Audioidentical
Number of built-in speakersKnown for one2
Audio system full duplexKnown for oneYes
Audio system direct 3D soundKnown for oneYes
Audio systemKnown for oneAltec Lansing
Camera1 differ
Front camera resolution (numeric)Differs1.3 MP0.3 MP
Network2 differ
Networking featuresGigabit Ethernet, WLANGigabit Ethernet, WLAN
Wireless technologyDiffers802.11a/b/g/nWi-Fi
BluetoothDiffersNoYes
Bluetooth versionKnown for one2.0+EDR
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces3 differ
USB 2.0 ports quantity44
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
DVI portNoNo
VGA (D-Sub) ports quantity11
Firewire (IEEE 1394) ports00
Headphone outputs11
S/PDIF out portDiffersNoYes
Microphone inYesYes
Docking connectorNoNo
ExpressCard slotDiffersNoYes
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
Modem (RJ-11) portsDiffers01
TV-in portNoNo
TV-outNoNo
PS/2 ports quantity00
Parallel ports quantity00
Serial ports quantity00
Performance1 differ
Motherboard chipsetDiffersAMD M780GIntel® PM965 Express
Keyboardidentical
Pointing deviceTouchpadTouchpad
Software1 differ
Operating system installedDiffersWindows Vista Home PremiumWindows Vista Business
Trial softwareKnown for oneNorton Internet Security 2007
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Embedded options availableKnown for oneYes
Enhanced Intel SpeedStep TechnologyKnown for oneYes
Execute Disable BitKnown for oneYes
Idle StatesKnown for oneYes
Intel 64Known for oneYes
Intel Clear Video TechnologyKnown for oneNo
Intel Demand Based SwitchingKnown for oneNo
Intel Dual Display Capable TechnologyKnown for oneNo
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneNo
Intel Fast Memory AccessKnown for oneNo
Intel Flex Memory AccessKnown for oneNo
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneNo
Intel Virtualization Technology (VT-x)Known for oneYes
Intel Virtualization Technology for Directed I/O (VT-d)Known for oneNo
Intel® AES New Instructions (Intel® AES-NI)Known for oneNo
Intel® Anti-Theft Technology (Intel® AT)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneNo
Intel® Hyper Threading Technology (Intel® HT Technology)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Intel® Insider™Known for oneNo
Intel® My WiFi Technology (Intel® MWT)Known for oneNo
Intel® Quick Sync Video TechnologyKnown for oneNo
Intel® Turbo Boost TechnologyKnown for oneNo
Processor ARK IDKnown for one29761
Processor package sizeKnown for one35 x 35 mm
Thermal Monitoring TechnologiesKnown for oneNo
Conflict-Free processorKnown for oneNo
Power1 differ
AC adapter power90 W90 W
AC adapter input voltage100 - 240 V100 - 240 V
AC adapter output currentDiffers3.42 A4.74 A
AC adapter output voltage19 V19 V
DC-in jackYesYes
Securityidentical
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Password protection typeBIOSBIOS
HDD user passwordYesYes
Weight & dimensions5 differ
WeightDiffers2.6 kg1.57 kg
WidthDiffers370 mm300 mm
DepthDiffers256 mm220 mm
Height (front)Differs3.1 cm2.53 cm
Height (rear)Differs3.55 cm3.16 cm
Packaging contentidentical
AC adapter includedYesYes
Other features1 differ
Infrared data portNoNo
Compliance industry standardsKnown for oneIEEE 802.11 a/b/g/n
Internal modemDiffersNoYes
Modem speedKnown for one56 Kbit/s
Modem typeKnown for oneV.92
Supplied AC adapter typeACAC
Designidentical
Product colourKnown for oneBlack
Batteryidentical
Number of battery cellsKnown for one6
Battery capacityKnown for one2200 mAh

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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