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Product comparison · 2 laptops

ERAZER P6661-i5-1136 Intel® Core™ i3 i3-5005U Laptop vs ERAZER X7851 Intel® Core™ i7 i7-7700HQ Laptop

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  • 104specifications compared
  • 43differ
  • 61identical
  • 49known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 43.9 cm (17.3")
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i7
  • Processor generation
    • 5th gen Intel® Core™ i3
    • 7th gen Intel® Core™ i7
  • Processor model
    • i3-5005U
    • i7-7700HQ
  • Processor cores
    • 2
    • 4
  • Processor threads
    • 4
    • 8
  • Processor frequency
    • 2 GHz
    • 2.8 GHz
  • System bus rate
    • 5 GT/s
    • 8 GT/s

Side by side

Differences highlightedShow differences only
153 specifications
A

ERAZER

P6661-i5-1136 Intel® Core™ i3 i3-5005U Laptop

Model P6661-i5-1136

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B

ERAZER

X7851 Intel® Core™ i7 i7-7700HQ Laptop

Model X7851

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Designidentical
Product typeLaptopLaptop
Product colourBlackBlack
Form factorClamshellClamshell
Market positioningKnown for oneGaming
Display1 differ
Display diagonalDiffers39.6 cm (15.6")43.9 cm (17.3")
Display resolution1920 x 1080 pixels1920 x 1080 pixels
TouchscreenNoNo
HD typeFull HDFull HD
LED backlightYesYes
Native aspect ratio16:916:9
Display surfaceKnown for oneMatt
Panel typeKnown for oneIPS
Processor18 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i3Intel® Core™ i7
Processor generationDiffers5th gen Intel® Core™ i37th gen Intel® Core™ i7
Processor modelDiffersi3-5005Ui7-7700HQ
Processor coresDiffers24
Processor threadsDiffers48
Processor boost frequencyKnown for one3.8 GHz
Processor frequencyDiffers2 GHz2.8 GHz
System bus rateDiffers5 GT/s8 GT/s
Processor cacheDiffers3 MB6 MB
Processor cache typeSmart CacheSmart Cache
Processor lithography14 nm14 nm
Processor operating modesDiffers32-bit, 64-bit64-bit
Processor seriesDiffersIntel Core i3-5000 Mobile seriesIntel Core i7-7700 Mobile Series
Processor codenameDiffersBroadwellKaby Lake
Bus typeDiffersDMI2DMI3
Thermal Design Power (TDP)Differs15 W45 W
Configurable TDP-downDiffers10 W35 W
TjunctionDiffers105 °C100 °C
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers2x4, 4x11x16, 1x8, 2x4, 2x8
PCI Express slots versionDiffers2.03.0
ECC supported by processorKnown for oneNo
Processor socketKnown for oneBGA 1168
SteppingKnown for oneF0
Configurable TDP-down frequencyKnown for one0.6 GHz
Memory1 differ
Internal memoryDiffers8 GB16 GB
Internal memory typeKnown for oneDDR4-SDRAM
Memory clock speedKnown for one2400 MHz
Memory slotsKnown for one4x SO-DIMM
Storage3 differ
Total storage capacityDiffers1.12 TB1.25 TB
Storage mediaDiffersHybrid-HDD+SSDHDD+SSD
Number of HDDs installed11
HDD capacityKnown for one1 TB
Number of SSDs installed11
SSD capacityDiffers128 GB256 GB
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneSD, SDHC, SDXC
Hybrid-HDD capacityKnown for one1 TB
Optical drive typeKnown for oneDVD±RW
Graphics8 differ
On-board graphics cardYesYes
Discrete graphics cardYesYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 950NVIDIA® GeForce® GTX 1060
Discrete graphics card memoryDiffers4 GB8 GB
Discrete graphics memory typeKnown for oneGDDR5
On-board graphics card modelDiffersIntel® HD Graphics 5500Intel® HD Graphics 630
Maximum on-board graphics card memoryDiffers16 GB64 GB
On-board graphics card base frequencyDiffers300 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs850 MHz1100 MHz
On-board graphics card DirectX versionDiffers11.212.0
On-board graphics card OpenGL versionKnown for one4.4
On-board graphics card IDDiffers0x16160x591B
Number of discrete graphics cards installedKnown for one1
Audioidentical
Number of built-in speakersKnown for one2
Speakers manufacturerKnown for oneOnkyo
Built-in subwooferKnown for oneYes
Built-in microphoneKnown for oneYes
Cameraidentical
Front cameraKnown for oneYes
Networkidentical
Wi-FiYesYes
Wi-Fi standardsWi-Fi 5 (802.11ac)Wi-Fi 5 (802.11ac)
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
BluetoothYesYes
Bluetooth versionKnown for one4.1
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one2
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
DisplayPorts quantityKnown for one0
Mini DisplayPorts quantityKnown for one2
DVI portKnown for oneNo
VGA (D-Sub) ports quantityDiffers10
Thunderbolt ports quantityKnown for one0
S/PDIF out portKnown for oneYes
Line-inKnown for oneYes
Microphone inKnown for oneYes
Docking connectorKnown for oneNo
Keyboardidentical
Pointing deviceKnown for oneTouchpad
Keyboard backlitKnown for oneYes
Numeric keypadYesYes
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 10Windows 10 Home
Operating system architectureKnown for one64-bit
Processor special features3 differ
Intel® Wireless Display (Intel® WiDi)YesYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithography14 nm14 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyYesYes
Intel Enhanced Halt StateYesYes
Intel Flex Memory AccessYesYes
Intel Identity Protection Technology version1.001.00
Intel Secure Key Technology version1.001.00
Intel Small Business Advantage (SBA) version1.001.00
Intel Smart Response Technology version1.001.00
Intel Software Guard Extensions (Intel SGX)Known for oneYes
Intel Stable Image Platform Program (SIPP)NoNo
Intel Stable Image Platform Program (SIPP) version0.000.00
Intel TSX-NINoNo
Intel TSX-NI version0.000.00
Intel Trusted Execution TechnologyNoNo
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® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® My WiFi Technology (Intel® MWT)Known for oneYes
Intel® OS GuardYesYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Secure KeyYesYes
Intel® Smart CacheYesYes
Intel® Smart Response TechnologyYesYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers8469597185
Processor package sizeDiffers40 x 24x 1.3 mm42 x 28 mm
Supported instruction setsAVX 2.0, SSE4.1, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorYesYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessKnown for oneYes
Intel® Insider™Known for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneYes
Processor codeKnown for oneSR27G
Battery2 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Number of battery cells44
Battery capacityDiffers44 Wh60 Wh
Battery life (max)Known for one4 h
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Weight & dimensions3 differ
WeightDiffers2.04 kg3.5 kg
WidthDiffers380 mm418 mm
DepthDiffers260 mm287 mm
HeightKnown for one34.2 mm

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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