Product comparison · 2 laptops

Acer Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop vs Dell Precision 5490 Intel Core Ultra 5 135H Mobile workstation

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  • 58specifications compared
  • 38differ
  • 20identical
  • 168known for one product only

Key differences

  • Product type
    • Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop:Laptop
    • Precision 5490 Intel Core Ultra 5 135H Mobile workstation:Mobile workstation
  • Product colour
    • Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop:Black
    • Precision 5490 Intel Core Ultra 5 135H Mobile workstation:Grey
  • Display diagonal
    • Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop:39.6 cm (15.6")
    • Precision 5490 Intel Core Ultra 5 135H Mobile workstation:35.6 cm (14")
  • Display resolution
    • Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop:1366 x 768 pixels
    • Precision 5490 Intel Core Ultra 5 135H Mobile workstation:1920 x 1200 pixels
  • HD type
    • Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop:HD
    • Precision 5490 Intel Core Ultra 5 135H Mobile workstation:Full HD+
  • Native aspect ratio
    • Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop:16:9
    • Precision 5490 Intel Core Ultra 5 135H Mobile workstation:16:10
  • Processor family
    • Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop:Intel® Core™ i5
    • Precision 5490 Intel Core Ultra 5 135H Mobile workstation:Intel Core Ultra 5
  • Processor model
    • Extensa 15 EX2540-55LN Intel® Core™ i5 i5-7200U Laptop:i5-7200U
    • Precision 5490 Intel Core Ultra 5 135H Mobile workstation:135H

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Differences highlightedShow differences only (off)
Comparison of EX2540-55LN, 5490
226 specifications
Design2 differ
Product typeDiffersLaptopMobile workstation
Product colourDiffersBlackGrey
Form factorClamshellClamshell
Market positioningKnown for oneUnknown — not stated by the sourceBusiness
Display4 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolutionDiffers1366 x 768 pixels1920 x 1200 pixels
TouchscreenNoNo
HD typeDiffersHDFull HD+
LED backlightYesYes
Native aspect ratioDiffers16:916:10
Dual-screenKnown for oneNoUnknown — not stated by the source
Panel typeKnown for oneUnknown — not stated by the sourceWVA
Anti-glare screenKnown for oneUnknown — not stated by the sourceYes
Display brightnessKnown for oneUnknown — not stated by the source500 cd/m²
Pixel densityKnown for oneUnknown — not stated by the source161 ppi
Colour gamutKnown for oneUnknown — not stated by the source100%
RGB colour spaceKnown for oneUnknown — not stated by the sourcesRGB
Maximum refresh rateKnown for oneUnknown — not stated by the source60 Hz
Contrast ratio (typical)Known for oneUnknown — not stated by the source1000:1
Processor7 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i5Intel Core Ultra 5
Processor generationDiffers7th gen Intel® Core™ i5Intel® Core™ Ultra (Series 1)
Processor modelDiffersi5-7200U135H
Processor coresDiffers214
Processor threadsDiffers418
Processor boost frequencyDiffers3.1 GHz4.6 GHz
Processor frequencyKnown for one2.5 GHzUnknown — not stated by the source
System bus rateKnown for one4 GT/sUnknown — not stated by the source
Processor cacheDiffers3 MB18 MB
Processor cache typeSmart CacheSmart Cache
Processor socketKnown for oneBGA 1356Unknown — not stated by the source
Processor lithographyKnown for one14 nmUnknown — not stated by the source
Processor operating modesKnown for one64-bitUnknown — not stated by the source
Processor codenameKnown for oneKaby LakeUnknown — not stated by the source
Bus typeKnown for oneOPIUnknown — not stated by the source
SteppingKnown for oneH0Unknown — not stated by the source
Thermal Design Power (TDP)Known for one15 WUnknown — not stated by the source
Configurable TDP-up frequencyKnown for one2.7 GHzUnknown — not stated by the source
Configurable TDP-upKnown for one25 WUnknown — not stated by the source
Configurable TDP-downKnown for one7.5 WUnknown — not stated by the source
Configurable TDP-down frequencyKnown for one0.8 GHzUnknown — not stated by the source
TjunctionKnown for one100 °CUnknown — not stated by the source
Maximum number of PCI Express lanesKnown for one12Unknown — not stated by the source
PCI Express configurationsKnown for one1x2+2x1, 1x4, 2x2, 4x1Unknown — not stated by the source
PCI Express slots versionKnown for one3.0Unknown — not stated by the source
ECC supported by processorKnown for oneNoUnknown — not stated by the source
Performance coresKnown for oneUnknown — not stated by the source4
Efficient coresKnown for oneUnknown — not stated by the source8
Low Power Efficient-coresKnown for oneUnknown — not stated by the source2
Performance-core Max Turbo FrequencyKnown for oneUnknown — not stated by the source4.6 GHz
Efficient-core Max Turbo FrequencyKnown for oneUnknown — not stated by the source3.6 GHz
Low Power Efficient-core Max Turbo FrequencyKnown for oneUnknown — not stated by the source2.5 GHz
Performance-core base frequencyKnown for oneUnknown — not stated by the source1.7 GHz
Efficient-core base frequencyKnown for oneUnknown — not stated by the source1.2 GHz
Low Power Efficient-core Base FrequencyKnown for oneUnknown — not stated by the source700 MHz
Maximum turbo powerKnown for oneUnknown — not stated by the source115 W
Processor base powerKnown for oneUnknown — not stated by the source28 W
Memory3 differ
Internal memoryDiffers4 GB16 GB
Internal memory typeDiffersDDR3L-RS-SDRAMLPDDR5x-SDRAM
Memory slotsKnown for one2x SO-DIMMUnknown — not stated by the source
Maximum internal memoryDiffers16 GB32 GB
Memory form factorKnown for oneUnknown — not stated by the sourceOn-board
Memory channelsKnown for oneUnknown — not stated by the sourceDual-channel
Memory data transfer rateKnown for oneUnknown — not stated by the source7467 MT/s
Storage4 differ
Total storage capacityDiffers500 GB512 GB
Storage mediaDiffersHDDSSD
Number of HDDs installedKnown for one1Unknown — not stated by the source
HDD capacityKnown for one500 GBUnknown — not stated by the source
HDD interfaceKnown for oneSATAUnknown — not stated by the source
HDD speedKnown for one5400 RPMUnknown — not stated by the source
Optical drive typeDiffersDVD±RWNo
Card reader integratedYesYes
Compatible memory cardsDiffersSDMicroSD (TransFlash), MicroSDHC, MicroSDXC
Total SSDs capacityKnown for oneUnknown — not stated by the source512 GB
Number of SSDs installedKnown for oneUnknown — not stated by the source1
SSD capacityKnown for oneUnknown — not stated by the source512 GB
NVMeKnown for oneUnknown — not stated by the sourceYes
SSD interfaceKnown for oneUnknown — not stated by the sourcePCI Express 4.0
SSD form factorKnown for oneUnknown — not stated by the sourceM.2
Graphics2 differ
On-board graphics cardYesYes
Discrete graphics cardNoNo
Discrete graphics card modelNot availableNot available
On-board graphics card familyDiffersIntel® HD GraphicsIntel Arc Graphics
On-board graphics card modelDiffersIntel® HD Graphics 620Intel Arc Graphics
Maximum on-board graphics card memoryKnown for one32 GBUnknown — not stated by the source
On-board graphics card base frequencyKnown for one300 MHzUnknown — not stated by the source
On-board graphics card dynamic frequency (max)Known for one1000 MHzUnknown — not stated by the source
On-board graphics card DirectX versionKnown for one12.0Unknown — not stated by the source
On-board graphics card OpenGL versionKnown for one4.4Unknown — not stated by the source
On-board graphics card IDKnown for one0x5916Unknown — not stated by the source
On-board GPU manufacturerKnown for oneUnknown — not stated by the sourceIntel
Audio1 differ
Number of built-in speakersDiffers24
Built-in microphoneYesYes
Speaker powerKnown for oneUnknown — not stated by the source2 W
Number of microphonesKnown for oneUnknown — not stated by the source2
Camera2 differ
Front cameraYesYes
Front camera resolution (numeric)Differs0.3 MP0.92 MP
Front camera resolutionDiffers640 x 480 pixels1280 x 720 pixels
Front camera HD typeKnown for oneUnknown — not stated by the sourceHD
Video capturing speedKnown for oneUnknown — not stated by the source30 fps
Infrared (IR) cameraKnown for oneUnknown — not stated by the sourceYes
Network2 differ
Wi-FiKnown for oneYesUnknown — not stated by the source
Top Wi-Fi standardDiffersWi-Fi 5 (802.11ac)Wi-Fi 7 (802.11be)
Wi-Fi standardsDiffers802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)
Ethernet LANKnown for oneYesUnknown — not stated by the source
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/sUnknown — not stated by the source
BluetoothYesYes
Mobile network connectionKnown for oneUnknown — not stated by the sourceNo
Antenna typeKnown for oneUnknown — not stated by the source2x2
WLAN controller manufacturerKnown for oneUnknown — not stated by the sourceIntel
WLAN controller modelKnown for oneUnknown — not stated by the sourceIntel Wi-Fi 7 BE200
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers10
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one0Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one1Unknown — not stated by the source
HDMI ports quantityDiffers10
DisplayPorts quantityKnown for one0Unknown — not stated by the source
DVI portKnown for oneNoUnknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one0Unknown — not stated by the source
Thunderbolt ports quantityKnown for one0Unknown — not stated by the source
Thunderbolt 3 ports quantityKnown for one0Unknown — not stated by the source
Headphone outputsKnown for one1Unknown — not stated by the source
Combo headphone/mic portYesYes
Docking connectorKnown for oneNoUnknown — not stated by the source
Thunderbolt 4 ports quantityKnown for oneUnknown — not stated by the source4
Intel® Thunderbolt 4Known for oneUnknown — not stated by the sourceYes
USB Type-C DisplayPort Alternate ModeKnown for oneUnknown — not stated by the sourceYes
Keyboard1 differ
Pointing deviceTouchpadTouchpad
Numeric keypadDiffersYesNo
Windows keysKnown for oneYesUnknown — not stated by the source
Keyboard backlitKnown for oneUnknown — not stated by the sourceYes
Software1 differ
Operating system installedDiffersWindows 10 ProWindows 11 Pro
Operating system architecture64-bit64-bit
Processor special featuresidentical
Intel® Wireless Display (Intel® WiDi)Known for oneYesUnknown — 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
Graphics & IMC lithographyKnown for one14 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 Enhanced Halt StateKnown for oneYesUnknown — not stated by the source
Intel Flex Memory AccessKnown for oneYesUnknown — not stated by the source
Intel Identity Protection Technology versionKnown for one1.00Unknown — not stated by the source
Intel Secure Key Technology versionKnown for one1.00Unknown — not stated by the source
Intel Smart Response Technology versionKnown for one1.00Unknown — not stated by the source
Intel Software Guard Extensions (Intel SGX)Known for oneYesUnknown — not stated by the source
Intel Stable Image Platform Program (SIPP)Known for oneNoUnknown — not stated by the source
Intel Stable Image Platform Program (SIPP) versionKnown for one0.00Unknown — not stated by the source
Intel TSX-NIKnown for oneNoUnknown — not stated by the source
Intel TSX-NI versionKnown for one0.00Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for oneNoUnknown — 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® 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® Identity Protection Technology (Intel® IPT)Known for oneYesUnknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for oneYesUnknown — not stated by the source
Intel® Insider™Known for oneYesUnknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for oneYesUnknown — not stated by the source
Intel® OS GuardKnown for oneYesUnknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for oneYesUnknown — not stated by the source
Intel® Secure KeyKnown for oneYesUnknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for oneYesUnknown — not stated by the source
Intel® Smart Response TechnologyKnown for oneYesUnknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one2.0Unknown — not stated by the source
Processor ARK IDKnown for one95443Unknown — not stated by the source
Processor codeKnown for oneSR2ZUUnknown — not stated by the source
Processor package sizeKnown for one42 x 24 mmUnknown — not stated by the source
Supported instruction setsKnown for oneAVX 2.0, SSE4.1, SSE4.2Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for oneYesUnknown — not stated by the source
Conflict-Free processorKnown for oneYesUnknown — not stated by the source
Battery1 differ
Battery technologyKnown for oneLithium Polymer (LiPo)Unknown — not stated by the source
Number of battery cells44
Battery capacityDiffers48 Wh72 Wh
Battery life (max)Known for one6.5 hUnknown — not stated by the source
Battery voltageKnown for oneUnknown — not stated by the source15.4 V
Battery recharge timeKnown for oneUnknown — not stated by the source4 h
Fast chargingKnown for oneUnknown — not stated by the sourceYes
Battery weightKnown for oneUnknown — not stated by the source285 g
Poweridentical
AC adapter powerKnown for one45 WUnknown — not stated by the source
AC adapter frequency50 - 60 Hz50 - 60 Hz
AC adapter input voltage100 - 240 V100 - 240 V
DC-in jackKnown for oneYesUnknown — not stated by the source
USB Type-C charging portKnown for oneUnknown — not stated by the sourceYes
USB Power Delivery (USB PD)Known for oneUnknown — not stated by the sourceYes
Securityidentical
Fingerprint readerKnown for oneNoUnknown — not stated by the source
Cable lock slotKnown for oneUnknown — not stated by the sourceYes
Cable lock slot typeKnown for oneUnknown — not stated by the sourceWedge
Trusted Platform Module (TPM)Known for oneUnknown — not stated by the sourceYes
Trusted Platform Module (TPM) versionKnown for oneUnknown — not stated by the source2.0
Password protectionKnown for oneUnknown — not stated by the sourceYes
Weight & dimensions5 differ
WeightDiffers2.4 kg1.49 kg
WidthDiffers381.8 mm310.6 mm
DepthDiffers258 mm210.3 mm
HeightKnown for one24.6 mmUnknown — not stated by the source
Height (front)Differs2.46 cm7.49 mm
Height (rear)Differs2.46 cm1.9 cm
Packaging contentidentical
AC adapter includedYesYes
ManualKnown for oneYesUnknown — not stated by the source
Power cord includedKnown for oneYesUnknown — not stated by the source
Cables includedKnown for oneUnknown — not stated by the sourceAC
Neural processor unit (NPU)identical
Neural processor unit (NPU)Known for oneUnknown — not stated by the sourceIntel AI Boost
Sparsity supportKnown for oneUnknown — not stated by the sourceYes
Windows Studio effects supportKnown for oneUnknown — not stated by the sourceYes
AI software frameworks supported by NPUKnown for oneUnknown — not stated by the sourceDirectML, ONNX RT, OpenVINO, Windows ML
Performanceidentical
AccelerometerKnown for oneUnknown — not stated by the sourceYes
Ambient light sensorKnown for oneUnknown — not stated by the sourceYes
Hall sensorKnown for oneUnknown — not stated by the sourceYes
Operational conditionsidentical
Operating temperature (T-T)Known for oneUnknown — not stated by the source0 - 35 °C
Storage temperature (T-T)Known for oneUnknown — not stated by the source-40 - 65 °C
Operating relative humidity (H-H)Known for oneUnknown — not stated by the source10 - 90%
Storage relative humidity (H-H)Known for oneUnknown — not stated by the source0 - 95%
Operating altitudeKnown for oneUnknown — not stated by the source-15.2 - 3048 m
Non-operating altitudeKnown for oneUnknown — not stated by the source-15.2 - 10668 m
Operating shockKnown for oneUnknown — not stated by the source110 G
Non-operating shockKnown for oneUnknown — not stated by the source160 G
Operating vibrationKnown for oneUnknown — not stated by the source0.66 G
Non-operating vibrationKnown for oneUnknown — not stated by the source1.3 G
Sustainabilityidentical
Sustainability certificatesKnown for oneUnknown — not stated by the sourceENERGY STAR, TCO

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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