Product comparison · 2 laptops

HP EliteBook 2540p Intel® Core™ i5 i5-520M vs Lenovo ThinkPad X100e, ES

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  • 27specifications compared
  • 14differ
  • 13identical
  • 168known for one product only

Key differences

  • Display diagonal
    • EliteBook 2540p Intel® Core™ i5 i5-520M:43.2 cm (17")
    • ThinkPad X100e, ES:29.5 cm (11.6")
  • Display resolution
    • EliteBook 2540p Intel® Core™ i5 i5-520M:1680 x 1050 pixels
    • ThinkPad X100e, ES:1366 x 768 pixels
  • Native aspect ratio
    • EliteBook 2540p Intel® Core™ i5 i5-520M:16:10
    • ThinkPad X100e, ES:16:9
  • Processor frequency
    • EliteBook 2540p Intel® Core™ i5 i5-520M:2.4 GHz
    • ThinkPad X100e, ES:1.6 GHz
  • Processor cache
    • EliteBook 2540p Intel® Core™ i5 i5-520M:3 MB
    • ThinkPad X100e, ES:1 MB
  • Processor cache type
    • EliteBook 2540p Intel® Core™ i5 i5-520M:Smart Cache
    • ThinkPad X100e, ES:L2
  • Internal memory
    • EliteBook 2540p Intel® Core™ i5 i5-520M:4 GB
    • ThinkPad X100e, ES:2 GB
  • Internal memory type
    • EliteBook 2540p Intel® Core™ i5 i5-520M:DDR3-SDRAM
    • ThinkPad X100e, ES:DDR2-SDRAM

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Differences highlightedShow differences only (on)
Comparison of 2540p, ThinkPad X100e, ES
195 specifications
Designidentical
Country of originKnown for oneChinaUnknown — not stated by the source
Product typeKnown for oneUnknown — not stated by the sourceNetbook
Display3 differ
Display diagonalDiffers43.2 cm (17")29.5 cm (11.6")
Display resolutionDiffers1680 x 1050 pixels1366 x 768 pixels
Display number of coloursKnown for one16.78 million coloursUnknown — not stated by the source
LED backlightKnown for oneYesUnknown — not stated by the source
Native aspect ratioDiffers16:1016:9
Display surfaceKnown for oneMattUnknown — not stated by the source
Processor3 differ
Processor manufacturerKnown for oneIntelUnknown — not stated by the source
Processor familyKnown for oneIntel® Core™ i5Unknown — not stated by the source
Processor generationKnown for oneIntel® Core™ i5Unknown — not stated by the source
Processor modelKnown for onei5-520MUnknown — not stated by the source
Processor coresKnown for one2Unknown — not stated by the source
Processor threadsKnown for one4Unknown — not stated by the source
Processor boost frequencyKnown for one2.93 GHzUnknown — not stated by the source
Processor frequencyDiffers2.4 GHz1.6 GHz
System bus rateKnown for one2.5 GT/sUnknown — not stated by the source
Processor cacheDiffers3 MB1 MB
Processor cache typeDiffersSmart CacheL2
Processor socketKnown for oneBGA 956Unknown — not stated by the source
Processor lithographyKnown for one32 nmUnknown — not stated by the source
Processor operating modesKnown for one64-bitUnknown — not stated by the source
Processor seriesKnown for oneIntel Core i5-500 Mobile SeriesUnknown — not stated by the source
Processor codenameKnown for oneArrandaleUnknown — 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 oneC2Unknown — not stated by the source
Thermal Design Power (TDP)Known for one35 WUnknown — not stated by the source
TjunctionKnown for one105 °CUnknown — not stated by the source
Maximum number of PCI Express lanesKnown for one16Unknown — not stated by the source
PCI Express configurationsKnown for one1x16Unknown — not stated by the source
PCI Express slots versionKnown for one2.0Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one382 MUnknown — not stated by the source
Processing Die sizeKnown for one81 mm²Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one18Unknown — not stated by the source
ECC supported by processorKnown for oneNoUnknown — not stated by the source
Processor technologyKnown for oneIntel Centrino 2 w/ vProUnknown — not stated by the source
Memory3 differ
Internal memoryDiffers4 GB2 GB
Internal memory typeDiffersDDR3-SDRAMDDR2-SDRAM
Memory clock speedDiffers1333 MHz667 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 one16 GBUnknown — not stated by the source
Memory upgradeKnown for one32 GBUnknown — not stated by the source
Storageidentical
Total storage capacityKnown for one320 GBUnknown — not stated by the source
Storage mediaKnown for oneHDDUnknown — not stated by the source
Total HDDs capacityKnown for one320 GBUnknown — not stated by the source
Number of HDDs installedKnown for one1Unknown — not stated by the source
HDD interfaceKnown for oneSATAUnknown — not stated by the source
HDD speedKnown for one7200 RPMUnknown — not stated by the source
Optical drive typeKnown for oneDVD Super Multi DLUnknown — not stated by the source
Maximum HDD capacityKnown for one320 GBUnknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for oneYesUnknown — not stated by the source
Discrete graphics cardKnown for oneYesUnknown — not stated by the source
Discrete graphics card modelKnown for oneAMD FirePro M7820Unknown — not stated by the source
Graphics card familyKnown for oneATIUnknown — not stated by the source
Discrete graphics memory typeKnown for oneGDDR5Unknown — not stated by the source
On-board graphics card familyKnown for oneIntel® HD GraphicsUnknown — not stated by the source
On-board graphics card modelKnown for oneIntel® HD GraphicsUnknown — not stated by the source
On-board graphics card base frequencyKnown for one500 MHzUnknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one766 MHzUnknown — not stated by the source
Maximum graphics card memoryKnown for oneUnknown — not stated by the source0.128 GB
Graphics cardKnown for oneUnknown — not stated by the sourceRadeon HD 3200
Audioidentical
Audio systemKnown for oneHigh Definition AudioUnknown — not stated by the source
Number of built-in speakersKnown for one2Unknown — not stated by the source
Built-in microphoneKnown for oneYesUnknown — not stated by the source
Audio includedKnown for oneHigh Definition Audio, stereo speakers, stereo headphone/line out, stereo microphone in, integrated dual-microphone array, touch-sensitive controls for volume up, volume down and muteUnknown — not stated by the source
Optical driveidentical
LightScribeKnown for oneYesUnknown — not stated by the source
Disc types supportedKnown for oneCDUnknown — not stated by the source
Network1 differ
Networking featuresKnown for oneIntel Gigabit Network Connection (10/100/1000 NIC)Unknown — not stated by the source
Wireless technologyDiffersIntel 802.11a/b/g/n; HP Integrated Module with Bluetooth 2.1 Wireless Technology802.11b/g/n
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)Unknown — not stated by the source
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11gUnknown — not stated by the source
Cabling technologyKnown for one10/100/1000Base-T(X)Unknown — not stated by the source
Ethernet LAN data ratesKnown for oneUnknown — not stated by the source1000 Mbit/s
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one2Unknown — 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 one1Unknown — not stated by the source
HDMI ports quantityKnown for one0Unknown — not stated by the source
DisplayPorts quantityKnown for one1Unknown — not stated by the source
DVI portKnown for oneNoUnknown — not stated by the source
Firewire (IEEE 1394) portsKnown 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
Docking connectorKnown for oneYesUnknown — not stated by the source
ExpressCard slotKnown for oneYesUnknown — 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 oneYesUnknown — not stated by the source
Modem (RJ-11) portsKnown for one1Unknown — not stated by the source
TV-in portKnown for oneNoUnknown — not stated by the source
TV-outKnown for oneNoUnknown — not stated by the source
PS/2 ports quantityKnown for one0Unknown — not stated by the source
Parallel ports quantityKnown for one0Unknown — not stated by the source
Serial ports quantityKnown for one0Unknown — not stated by the source
I/O portsKnown for one2 USB 2.0; 2 USB 3.0; 1 1394a; 1 AC power; 1 DisplayPort; 1 docking connector; 1 eSATA; 1 RJ-11; 1 RJ-45; 1 secondary battery connector; 1 stereo headphone/line-out; 1 stereo microphone in; 1 VGA-inUnknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for oneIntel® QM57 ExpressUnknown — not stated by the source
Keyboard1 differ
Pointing deviceDiffersTouchpad + Pointing StickTouchpad
Numeric keypadKnown for oneYesUnknown — not stated by the source
Spill-resistant keyboardKnown for oneYesUnknown — not stated by the source
Full-size keyboardKnown for oneYesUnknown — not stated by the source
Keyboard layoutKnown for oneQWERTYUnknown — not stated by the source
Keyboard typeKnown for oneSpill-resistant keyboard with drainUnknown — not stated by the source
Softwareidentical
Operating system architectureKnown for one64-bitUnknown — not stated by the source
Bundled softwareKnown for oneHP Recovery Manager HP ProtectTools Security ManagerUnknown — not stated by the source
Compatible operating systemsKnown for oneGenuine Windows Vista Enterprise 32; Genuine Windows Vista Enterprise 64; Genuine Windows Vista Business 64Unknown — 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 oneYesUnknown — 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
Graphics & IMC lithographyKnown for one45 nmUnknown — 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 oneYesUnknown — not stated by the source
Intel Demand Based SwitchingKnown for oneNoUnknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for oneYesUnknown — not stated by the source
Intel Enhanced Halt StateKnown for oneYesUnknown — not stated by the source
Intel FDI TechnologyKnown for oneYesUnknown — not stated by the source
Intel Fast Memory AccessKnown for oneYesUnknown — not stated by the source
Intel Flex Memory AccessKnown for oneYesUnknown — 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 oneYesUnknown — 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 oneYesUnknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for oneYesUnknown — 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® Turbo Boost TechnologyKnown for one1.0Unknown — not stated by the source
Physical Address Extension (PAE)Known for one36 bitUnknown — not stated by the source
Processor ARK IDKnown for one47341Unknown — not stated by the source
Processor package sizeKnown for onerPGA 37.5x 37.5, BGA 34x28Unknown — not stated by the source
Supported instruction setsKnown for oneSSE4.1/4.2Unknown — 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
Battery1 differ
Number of battery cellsDiffers86
Battery capacityKnown for one68 WhUnknown — not stated by the source
Battery life (max)Known for oneUnknown — not stated by the source5 h
Poweridentical
AC adapter frequencyKnown for one50 - 60 HzUnknown — not stated by the source
Securityidentical
Cable lock slotKnown for oneNoUnknown — not stated by the source
Cable lock slot typeKnown for oneKensingtonUnknown — not stated by the source
Fingerprint readerKnown for oneYesUnknown — not stated by the source
Trusted Platform Module (TPM)Known for oneYesUnknown — not stated by the source
Password protection typeKnown for oneBIOSUnknown — not stated by the source
Security management descriptionKnown for oneMcAfee Security Solution, HP ProtectTools Security Manager, HP Fingerprint Sensor, Integrated Smart Card Reader, Enhanced Pre-Boot Security, HP SpareKey, One-Step Logon, Setup Password, DriveLock Password, TPM 1.2 Embedded Security Chip, TPM Enhanced DriveLock, HP Disk Sanitizer, Kensington Lock sloUnknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °CUnknown — not stated by the source
Operating relative humidity (H-H)Known for one10 - 90%Unknown — not stated by the source
Storage relative humidity (H-H)Known for one5 - 95%Unknown — not stated by the source
Certificatesidentical
CertificationKnown for oneMCAD: AutoDesk (AutoCAD, Inventor, Revit, Alias Studio, Map 3D, Civil 3D), Bentley (In Roads XM, MicroStation, Navigator), CEI, CoCreate OneSpace, Dassault CATIA V5, ICEM Surf, Intelligent Light, MSC Software (MSC.Patran, SimXpert), PTC Pro/ENGINEER Wildfire, Sensable, Siemans PLMS (NX, NX I-deas, SUnknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers3.57 kg1.48 kg
WidthKnown for one397.5 mmUnknown — not stated by the source
DepthKnown for one285.5 mmUnknown — not stated by the source
HeightKnown for one36.5 mmUnknown — not stated by the source
Height (front)Known for one3.65 cmUnknown — not stated by the source
Dimensions (WxDxH)Known for one397.5 x 285.5 x 36.5 mmUnknown — not stated by the source
Videoidentical
Video adapter featuresKnown for oneMicrosoft DirectX 11 (Shader Model 4.1) and OpenGL 2.1 capable; Microsoft DirectX 10.1 (Shader Model 4.1) and OpenGL 2.1 capableUnknown — not stated by the source
Hard driveidentical
Storage drive typeKnown for one320 GB 7200 rpm SATA IIUnknown — not stated by the source
Storage drive controllerKnown for oneSolid State Drive SED SATA II (7200 rpm) SATA II (7200 rpm)Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for oneYesUnknown — not stated by the source
Other featuresidentical
Infrared data portKnown for oneNoUnknown — not stated by the source
3DKnown for oneNoUnknown — not stated by the source
Battery typeKnown for one8-cell (68 WHr) Long Life Lithium-Ion BatteryUnknown — not stated by the source
Minimum storage drive spaceKnown for one250 GBUnknown — not stated by the source
Power requirementsKnown for one100-240 VUnknown — not stated by the source
Power supply typeKnown for oneAC/DCUnknown — not stated by the source
Internal modemKnown for oneYesUnknown — not stated by the source
TV tuner integratedKnown for oneNoUnknown — not stated by the source
Modem speedKnown for one56 Kbit/sUnknown — not stated by the source
Modem typeKnown for one56K V.92Unknown — not stated by the source
Intel segment taggingKnown for oneEnterpriseUnknown — not stated by the source
Docking solutionKnown for oneHP WKS Docking Station, HP Advanced WKS Docking Station, HP Display and Notebook Stand, HP Adjustable Display StandUnknown — not stated by the source
Expansion slotsKnown for one1 Express Card/54; 1 Smart Card Reader; 1 Media Card ReaderUnknown — 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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