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Product comparison · 2 all-in-one pcs/workstations

Acer Aspire Z1620-ms308 Intel® Pentium® G645 vs Lenovo Essential C540 Intel® Core™ i3

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  • 44specifications compared
  • 14differ
  • 30identical
  • 78known for one product only

Key differences

  • Display diagonal
    • 50.8 cm (20")
    • 58.4 cm (23")
  • Display resolution
    • 1600 x 900 pixels
    • 1920 x 1080 pixels
  • HD type
    • HD+
    • Full HD
  • Full HD
    • No
    • Yes
  • Processor family
    • Intel® Pentium®
    • Intel® Core™ i3
  • HDD interface
    • SATA II
    • SATA
  • Optical drive type
    • DVD Super Multi
    • DVD-RW
  • Product colour
    • Black
    • White

Side by side

Differences highlightedShow differences only
122 specifications
A

Acer

Aspire Z1620-ms308 Intel® Pentium® G645

Model Z1620-ms308

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B

Lenovo

Essential C540 Intel® Core™ i3

Model C540

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Display4 differ
Display diagonalDiffers50.8 cm (20")58.4 cm (23")
Display resolutionDiffers1600 x 900 pixels1920 x 1080 pixels
TouchscreenKnown for oneNo
HD typeDiffersHD+Full HD
Full HDDiffersNoYes
Processor1 differ
Processor manufacturerKnown for oneIntel
Processor familyDiffersIntel® Pentium®Intel® Core™ i3
Processor modelKnown for oneG645
Processor coresKnown for one2
Processor threadsKnown for one2
Processor frequencyKnown for one2.9 GHz
Processor cacheKnown for one3 MB
Processor cache typeKnown for oneSmart Cache
Processor socketKnown for oneLGA 1155 (Socket H2)
System bus rateKnown for one5 GT/s
Thermal Design Power (TDP)Known for one65 W
Bus typeKnown for oneDMI
CPU multiplier (bus/core ratio)Known for one29
FSB ParityKnown for oneNo
PCI Express slots versionKnown for one2.0
Processor codeKnown for oneSR0RS
Processor codenameKnown for oneSandy Bridge
Processor lithographyKnown for one32 nm
Processor operating modesKnown for one64-bit
Processor seriesKnown for oneIntel Pentium G600 Series for Desktop
SteppingKnown for oneQ0
TcaseKnown for one69.1 °C
Conflict-Free processorKnown for oneNo
Maximum internal memory supported by processorKnown for one32 GB
Memory types supported by processorKnown for oneDDR3-SDRAM
Memory clock speeds supported by processorKnown for one1066 MHz
Memory bandwidth supported by processor (max)Known for one17 GB/s
Memory channels supported by processorKnown for oneDual
ECC supported by processorKnown for oneNo
Memoryidentical
Memory slotsKnown for one2
Storage3 differ
HDD interfaceDiffersSATA IISATA
Optical drive typeDiffersDVD Super MultiDVD-RW
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO Duo, SD, SDHC, xDMemory Stick (MS), MMC, MS PRO, SD, SDHC, SDXC
HDD speedKnown for one7200 RPM
Graphicsidentical
Number of displays supported (on-board graphics)Known for one2
On-board graphics card base frequencyKnown for one850 MHz
On-board graphics card dynamic frequency (max)Known for one1100 MHz
Network1 differ
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfacesidentical
HDMI ports quantityKnown for one0
Design1 differ
Product colourDiffersBlackWhite
Performanceidentical
Motherboard chipsetKnown for oneIntel® H61 Express
Processor special featuresidentical
CPU configuration (max)Known for one1
Embedded options availableKnown for oneNo
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 oneYes
Intel Enhanced Halt StateKnown for oneYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel Flex Memory AccessKnown for oneYes
Intel Rapid Storage TechnologyKnown for oneNo
Intel Trusted Execution TechnologyKnown for oneNo
Intel VT-x with Extended Page Tables (EPT)Known for oneYes
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® Smart CacheKnown for oneYes
Intel® Turbo Boost TechnologyKnown for oneNo
Intel® Wireless Display (Intel® WiDi)Known for oneNo
Processor ARK IDKnown for one69116
Processor package sizeKnown for one37.5 x 37.5 mm
Supported instruction setsKnown for oneSSE4.1, SSE4.2
Thermal Monitoring TechnologiesKnown for oneYes
Poweridentical
AC adapter powerKnown for one135 W
Weight & dimensions3 differ
Width (with stand)Differs525 mm556 mm
Depth (with stand)Differs65 mm197 mm
Height (with stand)Differs378 mm427 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Cables includedKnown for oneAC
Quick start guideKnown for oneYes
Other features1 differ
3DKnown for oneNo
Storage drive interfaceDiffersSerial ATA IISerial ATA
Audioidentical
Built-in speaker(s)Known for oneYes
Built-in microphoneKnown for oneYes
Audio systemKnown for oneHD

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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