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Product comparison · 2 pcs/workstations

Lenovo ThinkCentre E75s Intel® Core™ i7 i7-7700 vs Lenovo Legion Y920 Intel® Core™ i7 i7-7700K

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  • 112specifications compared
  • 26differ
  • 86identical
  • 32known for one product only

Key differences

  • Processor model
    • i7-7700
    • i7-7700K
  • Processor boost frequency
    • 4.2 GHz
    • 4.5 GHz
  • Processor frequency
    • 3.6 GHz
    • 4.2 GHz
  • Thermal Design Power (TDP)
    • 65 W
    • 91 W
  • Memory types supported by processor
    • DDR3L, DDR4-SDRAM
    • DDR3L-SDRAM, DDR4-SDRAM
  • Internal memory
    • 8 GB
    • 16 GB
  • Total storage capacity
    • 1 TB
    • 2.51 TB
  • Storage media
    • HDD
    • HDD+SSD

Side by side

Differences highlightedShow differences only
144 specifications
A

Lenovo

ThinkCentre E75s Intel® Core™ i7 i7-7700

Model E75s

View product
B

Lenovo

Legion Y920 Intel® Core™ i7 i7-7700K

Model Y920

View product
Processor5 differ
Processor manufacturerIntelIntel
Processor familyIntel® Core™ i7Intel® Core™ i7
Processor generation7th gen Intel® Core™ i77th gen Intel® Core™ i7
Processor modelDiffersi7-7700i7-7700K
Processor cores44
Processor threads88
Processor boost frequencyDiffers4.2 GHz4.5 GHz
Processor frequencyDiffers3.6 GHz4.2 GHz
Processor cache8 MB8 MB
Processor cache typeSmart CacheSmart Cache
Bus typeDMI3DMI3
System bus rate8 GT/s8 GT/s
Processor lithography14 nm14 nm
Processor operating modes64-bit64-bit
Processor seriesKnown for oneIntel Core i7-7700 Desktop series
Processor codenameKaby LakeKaby Lake
Thermal Design Power (TDP)Differs65 W91 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanes1616
PCI Express configurations1x16, 1x8+2x4, 2x81x16, 1x8+2x4, 2x8
PCI Express slots version3.03.0
Number of QPI linksKnown for one0
Number of processors installed11
Processor socketLGA 1151 (Socket H4)LGA 1151 (Socket H4)
SteppingB0B0
Maximum internal memory supported by processor64 GB64 GB
Memory types supported by processorDiffersDDR3L, DDR4-SDRAMDDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processor1333,1600,2133,2400 MHz1333,1600,2133,2400 MHz
ECC supported by processorNoNo
Memory voltage supported by processor1.35 V1.35 V
Memory1 differ
Internal memoryDiffers8 GB16 GB
Maximum internal memoryKnown for one32 GB
Internal memory typeDDR4-SDRAMDDR4-SDRAM
Memory slotsKnown for one4x DIMM
Memory channelsDual-channelDual-channel
Storage4 differ
Total storage capacityDiffers1 TB2.51 TB
Storage mediaDiffersHDDHDD+SSD
Number of storage drives installedDiffers12
Number of HDDs installed11
HDD capacityDiffers1 TB2 TB
HDD interfaceKnown for oneSATA III
HDD speed7200 RPM7200 RPM
Number of SSDs installedKnown for one1
SSD capacityKnown for one512 GB
Optical drive typeKnown for oneDVD±RW
Card reader integratedKnown for oneNo
Graphics2 differ
Discrete graphics cardYesYes
On-board graphics cardYesYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 730NVIDIA® GeForce® GTX 1080
Discrete graphics card memoryDiffers1 GB8 GB
Number of discrete graphics cards11
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelIntel® HD Graphics 630Intel® HD Graphics 630
Maximum on-board graphics card memory64 GB64 GB
Number of displays supported (on-board graphics)33
On-board graphics card base frequency350 MHz350 MHz
On-board graphics card dynamic frequency (max)1150 MHz1150 MHz
On-board graphics card DirectX version12.012.0
On-board graphics card ID0x59120x5912
On-board graphics card OpenGL version4.44.4
Performanceidentical
Product typePCPC
Market positioningKnown for oneGaming
Motherboard chipsetKnown for oneIntel® Z270
Password protectionKnown for oneYes
Password protection typeKnown for onePower on
Network1 differ
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Cabling technology10/100/1000Base-T(X)10/100/1000Base-T(X)
Wi-FiDiffersNoYes
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Wi-Fi standardsKnown for one802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneYes
Bluetooth versionKnown for one4.1
Ports & interfaces2 differ
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers68
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 quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
Thunderbolt 3 ports quantity00
Ethernet LAN (RJ-45) ports11
Headphone outputs11
Line-outYesYes
Line-inYesYes
Microphone inYesYes
PS/2 ports quantityKnown for one1
HDMI ports quantityKnown for one1
VGA (D-Sub) ports quantityKnown for one1
DVI portKnown for oneNo
Power1 differ
Power supplyDiffers180 W625 W
Design1 differ
Chassis typeDiffersSFFTower
Placement supportedKnown for oneVertical
Product colourBlackBlack
Softwareidentical
Operating system installedWindows 10 HomeWindows 10 Home
Operating system architecture64-bit64-bit
Processor special features5 differ
CPU configuration (max)11
Embedded options availableDiffersYesNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyYesYes
Intel Enhanced Halt StateYesYes
Intel Identity Protection Technology version1.001.00
Intel Secure Key Technology version1.001.00
Intel Software Guard Extensions (Intel SGX)YesYes
Intel Stable Image Platform Program (SIPP)DiffersYesNo
Intel Stable Image Platform Program (SIPP) versionDiffers1.000.00
Intel TSX-NIYesYes
Intel TSX-NI version1.001.00
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® OS GuardYesYes
Intel® Secure KeyYesYes
Processor ARK IDDiffers9712897129
Processor codeSR338SR338
Processor package size37.5 x 37.5 mm37.5 x 37.5 mm
Scalability1S1S
Supported instruction setsAVX 2.0, SSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Thermal solution specificationDiffersPCG 2015CPCG 2015D
Intel® Turbo Boost Technology2.02.0
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Conflict-Free processorYesYes
Intel Trusted Execution TechnologyKnown for oneYes
Audioidentical
Audio chipKnown for oneRealtek ALC1220
Audio systemKnown for oneHigh Definition Audio
Weight & dimensions4 differ
WidthDiffers92.5 mm206.4 mm
DepthDiffers343 mm478.9 mm
HeightDiffers290.5 mm503.5 mm
WeightDiffers6 kg14.1 kg
Packaging contentidentical
ManualKnown for oneYes
Mouse includedKnown for oneYes
Keyboard includedKnown for oneYes
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Optical driveidentical
Optical drives quantityKnown for one1
Displayidentical
Display includedKnown for oneNo

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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