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Product comparison · 2 pcs/workstations

Acer G3 620 vs Lenovo IdeaCentre K450 Intel® Core™ i7 i7-4770

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  • 110specifications compared
  • 47differ
  • 63identical
  • 46known for one product only

Key differences

  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 3rd gen Intel® Core™ i5
    • 4th gen Intel® Core™ i7
  • Processor model
    • i5-3350P
    • i7-4770
  • Processor threads
    • 4
    • 8
  • Processor boost frequency
    • 3.3 GHz
    • 3.9 GHz
  • Processor frequency
    • 3.1 GHz
    • 3.4 GHz
  • Processor cache
    • 6 MB
    • 8 MB
  • Bus type
    • DMI
    • DMI2

Side by side

Differences highlightedShow differences only
156 specifications
A

Acer

G3 620View product
B

Lenovo

IdeaCentre K450 Intel® Core™ i7 i7-4770

Model K450

View product
Processor14 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers3rd gen Intel® Core™ i54th gen Intel® Core™ i7
Processor modelDiffersi5-3350Pi7-4770
Processor threadsDiffers48
Processor boost frequencyDiffers3.3 GHz3.9 GHz
Processor frequencyDiffers3.1 GHz3.4 GHz
Processor cacheDiffers6 MB8 MB
Bus typeDiffersDMIDMI2
Processor seriesKnown for oneIntel Core i7-4700 Desktop series
Processor codenameDiffersIvy BridgeHaswell
Thermal Design Power (TDP)Differs69 W84 W
TcaseDiffers67.4 °C72.72 °C
Maximum number of PCI Express lanesKnown for one16
PCI Express configurationsDiffers1x16, 2x81x16, 2x8, 1x8+2x4
Number of QPI linksKnown for one1
Processor socketDiffersLGA 1155 (Socket H2)LGA 1150 (Socket H3)
SteppingKnown for oneC0
ECC supported by processorDiffersYesNo
Memory voltage supported by processorKnown for one1.5 V
CPU multiplier (bus/core ratio)Known for one31
Memory3 differ
Internal memoryDiffers8 GB12 GB
Maximum internal memoryDiffers16 GB32 GB
Memory clock speedDiffers1333 MHz1600 MHz
Storage3 differ
Total storage capacityDiffers1 TB2 TB
Optical drive typeDiffersDVD±RWDVD-RW
Compatible memory cardsDiffersCF, CF+, MMC, MS Duo, MS PRO, MS PRO Duo, Memory Stick (MS), SD, xDCF, CF+, Memory Stick (MS), MicroDrive, MMC, MS PRO, SD, SDHC, SDXC
Storage mediaKnown for oneHDD
Number of storage drives installedKnown for one1
Number of HDDs installedKnown for one1
HDD interfaceKnown for oneSATA
Graphics3 differ
On-board graphics card modelDiffersIntel® HD Graphics 2500Intel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one2 GB
On-board graphics card base frequencyDiffers650 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs1150 MHz1200 MHz
On-board graphics card DirectX versionKnown for one11.2/12
On-board graphics card IDKnown for one0x412
On-board graphics card OpenGL versionKnown for one4.3
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GT 645
Discrete graphics card memoryKnown for one1.5 GB
Discrete graphics memory typeKnown for oneGDDR5
Number of discrete graphics cardsKnown for one1
Performanceidentical
Audio output channelsKnown for one7.1 channels
Market positioningKnown for oneGaming
Motherboard chipsetKnown for oneIntel® B75 Express
Network1 differ
Wi-FiDiffersNoYes
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers82
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
Line-outKnown for oneYes
VGA (D-Sub) ports quantityDiffers10
PS/2 ports quantityKnown for one0
S/PDIF out portKnown for oneYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0
Thunderbolt 3 ports quantityKnown for one0
Design2 differ
Chassis typeDiffersTowerDesktop
Liquid cooling systemKnown for oneNo
Product colourDiffersBlack, RedBlack
Processor special features12 differ
Graphics & IMC lithographyKnown for one22 nm
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)Known for oneYes
Intel Stable Image Platform Program (SIPP) versionKnown for one1.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® OS GuardKnown for oneYes
Intel® Smart CacheKnown for oneYes
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Processor ARK IDDiffers6911475122
Processor codeKnown for oneSR149
ScalabilityKnown for one1S
Supported instruction setsDiffersAVX, SSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal solution specificationKnown for onePCG 2013D
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersNoYes
Intel® Quick Sync Video TechnologyDiffersNoYes
Weight & dimensions4 differ
WidthDiffers180 mm180.8 mm
DepthDiffers437 mm456.4 mm
HeightDiffers418 mm400 mm
WeightDiffers13 kg12.7 kg
Packaging content2 differ
Mouse includedDiffersYesNo
Keyboard includedDiffersYesNo
Cables includedKnown for oneAC
ManualKnown for oneYes
Poweridentical
Power supplyKnown for one500 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz

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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