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Product comparison · 2 pcs/workstations

Lenovo Legion 90JJ000ECP PC Intel® Core™ i9 i9-9900K vs Lenovo ThinkCentre E95Y Intel® Core™ i7 i7-7700

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  • 84specifications compared
  • 28differ
  • 56identical
  • 50known for one product only

Key differences

  • Processor family
    • Intel® Core™ i9
    • Intel® Core™ i7
  • Processor generation
    • 9th gen Intel® Core™ i9
    • 7th gen Intel® Core™ i7
  • Processor model
    • i9-9900K
    • i7-7700
  • Processor cores
    • 8
    • 4
  • Processor threads
    • 16
    • 8
  • Processor boost frequency
    • 5 GHz
    • 4.2 GHz
  • Processor cache
    • 16 MB
    • 8 MB
  • Processor codename
    • Coffee Lake
    • Kaby Lake

Side by side

Differences highlightedShow differences only
134 specifications
A

Lenovo

Legion 90JJ000ECP PC Intel® Core™ i9 i9-9900K

Model 90JJ000ECP

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B

Lenovo

ThinkCentre E95Y Intel® Core™ i7 i7-7700

Model E95Y

View product
Processor13 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i9Intel® Core™ i7
Processor generationDiffers9th gen Intel® Core™ i97th gen Intel® Core™ i7
Processor modelDiffersi9-9900Ki7-7700
Processor coresDiffers84
Processor threadsDiffers168
Processor boost frequencyDiffers5 GHz4.2 GHz
Processor frequency3.6 GHz3.6 GHz
Processor cacheDiffers16 MB8 MB
Processor cache typeSmart CacheSmart Cache
Bus typeKnown for oneDMI3
System bus rate8 GT/s8 GT/s
Processor lithography14 nm14 nm
Processor operating modes64-bit64-bit
Processor codenameDiffersCoffee LakeKaby Lake
Thermal Design Power (TDP)Differs95 W65 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanes1616
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x41x16, 1x8+2x4, 2x8
PCI Express slots version3.03.0
Number of processors installed11
Processor socketLGA 1151 (Socket H4)LGA 1151 (Socket H4)
SteppingKnown for oneB0
Maximum internal memory supported by processorDiffers128 GB64 GB
Memory types supported by processorDiffersDDR4-SDRAMDDR3L, DDR4-SDRAM
Memory clock speeds supported by processorDiffers2666 MHz1333,1600,2133,2400 MHz
ECC supported by processorKnown for oneNo
Memory voltage supported by processorKnown for one1.35 V
Memory bandwidth supported by processor (max)Known for one41.6 GB/s
Memory1 differ
Internal memoryDiffers16 GB32 GB
Internal memory typeDDR4-SDRAMDDR4-SDRAM
Memory clock speedKnown for one2133 MHz
Memory channelsKnown for oneDual-channel
Storage1 differ
Total storage capacityDiffers2.51 TB4.51 TB
Optical drive typeKnown for oneDVD±RW
Storage mediaHDD+SSDHDD+SSD
HDD speed7200 RPM7200 RPM
Number of SSDs installed11
SSD capacity512 GB512 GB
Number of storage drives installedKnown for one2
Number of HDDs installedKnown for one1
HDD capacityKnown for one2 TB
HDD interfaceKnown for oneSATA III
HDD sizeKnown for one3.5"
Graphics7 differ
Discrete graphics cardYesYes
On-board graphics cardYesYes
Discrete graphics card modelDiffersNVIDIA® GeForce RTX™ 2080 TiNVIDIA® GeForce® GTX 1070
Discrete graphics card memoryDiffers11 GB8 GB
Discrete graphics memory typeKnown for oneGDDR5
Number of discrete graphics cards11
On-board graphics card familyDiffersIntel® UHD GraphicsIntel® HD Graphics
On-board graphics card modelDiffersIntel® UHD 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)Differs1200 MHz1150 MHz
On-board graphics card DirectX version12.012.0
On-board graphics card IDDiffers0x3E980x5912
On-board graphics card OpenGL versionDiffers4.54.4
Performanceidentical
Product typePCPC
Motherboard chipsetKnown for oneIntel® B250
Optical driveidentical
Optical drives quantityKnown for one1
Networkidentical
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiYesYes
Top Wi-Fi standardWi-Fi 5 (802.11ac)Wi-Fi 5 (802.11ac)
Wi-Fi standards802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
WLAN controller modelKnown for oneIntel Dual Band Wireless-AC 3165
BluetoothYesYes
Bluetooth versionKnown for one4.0
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one6
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
DisplayPorts quantityKnown for one3
HDMI ports quantityKnown for one1
Ethernet LAN (RJ-45) portsKnown for one1
Headphone outputsKnown for one1
Microphone inKnown for oneYes
VGA (D-Sub) ports quantityKnown for one0
DVI portKnown for oneYes
Power1 differ
Power supplyDiffers500 W400 W
Design1 differ
VolumeKnown for one18 L
Product colourDiffersBlackBlack, Silver
Chassis typeKnown for oneTower
Softwareidentical
Operating system installedWindows 10 HomeWindows 10 Home
Operating system architecture64-bit64-bit
Displayidentical
Display includedNoNo
Processor special features4 differ
CPU configuration (max)11
Embedded options availableDiffersNoYes
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyYesYes
Intel Enhanced Halt StateKnown for oneYes
Intel Identity Protection Technology versionKnown for one1.00
Intel Secure Key Technology versionKnown for one1.00
Intel Software Guard Extensions (Intel SGX)YesYes
Intel Stable Image Platform Program (SIPP)YesYes
Intel Stable Image Platform Program (SIPP) versionKnown for one1.00
Intel TSX-NIYesYes
Intel TSX-NI versionKnown for one1.00
Intel Trusted Execution TechnologyYesYes
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)Known for oneYes
Intel® InTru™ 3D TechnologyYesYes
Intel® OS GuardYesYes
Intel® Secure KeyYesYes
Processor ARK IDDiffers18660597128
Processor codeKnown for oneSR338
Processor package size37.5 x 37.5 mm37.5 x 37.5 mm
Scalability1S1S
Supported instruction setsDiffersSSE4.1, SSE4.2, AVX 2.0AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Thermal solution specificationDiffersPCG 2015DPCG 2015C
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 processorKnown for oneYes
Weight & dimensionsidentical
WidthKnown for one165 mm
DepthKnown for one376 mm
HeightKnown for one321 mm
WeightKnown for one7.2 kg
Packaging contentidentical
Mouse includedKnown for oneYes
Keyboard includedKnown for oneYes

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