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Product comparison · 2 laptops

Acer PH317-51-779L+Helmet VR vs HP 640 G4 + STM Bag (STM-117-169P-01)

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  • 128specifications compared
  • 49differ
  • 79identical
  • 49known for one product only

Key differences

The HP 640 G4 + STM Bag (STM-117-169P-01) has 1 th gen Intel® Core™ i7 more processor generation than the Acer PH317-51-779L+Helmet VR (8th gen Intel® Core™ i7 vs 7th gen Intel® Core™ i7). The HP 640 G4 + STM Bag (STM-117-169P-01) has 0.4 GHz more processor boost frequency than the Acer PH317-51-779L+Helmet VR (4.2 GHz vs 3.8 GHz). The Acer PH317-51-779L+Helmet VR has 0.9 GHz more processor frequency than the HP 640 G4 + STM Bag (STM-117-169P-01) (2.8 GHz vs 1.9 GHz). Only the HP 640 G4 + STM Bag (STM-117-169P-01) has card reader integrated. Only the HP 640 G4 + STM Bag (STM-117-169P-01) has docking connector.

  • Product colour
    • Black, Red
    • Silver
  • Display diagonal
    • 43.9 cm (17.3")
    • 35.6 cm (14")
  • Processor generation
    • 7th gen Intel® Core™ i7
    • 8th gen Intel® Core™ i7
  • Processor model
    • i7-7700HQ
    • i7-8650U
  • Processor boost frequency
    • 3.8 GHz
    • 4.2 GHz
  • Processor frequency
    • 2.8 GHz
    • 1.9 GHz
  • System bus rate
    • 8 GT/s
    • 4 GT/s
  • Processor cache
    • 6 MB
    • 8 MB

Side by side

Differences highlightedShow differences only
177 specifications
A

Acer

PH317-51-779L+Helmet VRView product
B

HP

640 G4 + STM Bag (STM-117-169P-01)View product
Design1 differ
Product colourDiffersBlack, RedSilver
Market positioningKnown for oneGaming
Country of originKnown for oneChina
Display1 differ
Display diagonalDiffers43.9 cm (17.3")35.6 cm (14")
Dual-screenKnown for oneNo
Processor12 differ
Processor generationDiffers7th gen Intel® Core™ i78th gen Intel® Core™ i7
Processor modelDiffersi7-7700HQi7-8650U
Processor boost frequencyDiffers3.8 GHz4.2 GHz
Processor frequencyDiffers2.8 GHz1.9 GHz
System bus rateDiffers8 GT/s4 GT/s
Processor cacheDiffers6 MB8 MB
Processor seriesKnown for oneIntel Core i7-7700 Mobile Series
Processor codenameDiffersKaby LakeKaby Lake R
Bus typeDiffersDMI3OPI
Thermal Design Power (TDP)Differs45 W15 W
Configurable TDP-downDiffers35 W10 W
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 1x8, 2x4, 2x81x2+2x1, 1x4, 2x2, 4x1
Processor socketKnown for oneBGA 1356
SteppingKnown for oneY0
Configurable TDP-up frequencyKnown for one2.1 GHz
Configurable TDP-upKnown for one25 W
Configurable TDP-down frequencyKnown for one0.8 GHz
Memory1 differ
Internal memoryDiffers16 GB8 GB
Memory clock speedKnown for one2400 MHz
Memory form factorKnown for oneSO-DIMM
Memory layout (slots x size)Known for one1 x 8 GB
Storage4 differ
Total storage capacityDiffers1.25 TB512 GB
Storage mediaDiffersHDD+SSDSSD
Number of HDDs installedKnown for one1
HDD capacityKnown for one1 TB
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
SSD capacityDiffers256 GB512 GB
Card reader integratedDiffersNoYes
Total SSDs capacityKnown for one512 GB
NVMeKnown for oneYes
SSD interfaceKnown for oneNVMe 3.0, PCI Express
SSD form factorKnown for oneM.2
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Graphics8 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 1060AMD Radeon RX 540
Discrete graphics card memoryDiffers6 GB2 GB
On-board graphics card familyDiffersIntel® HD GraphicsIntel® UHD Graphics
On-board graphics card modelDiffersIntel® HD Graphics 630Intel® UHD Graphics 620
Maximum on-board graphics card memoryDiffers64 GB32 GB
On-board graphics card base frequencyDiffers350 MHz300 MHz
On-board graphics card dynamic frequency (max)Differs1100 MHz1150 MHz
On-board graphics card IDDiffers0x591B0x5917
Cameraidentical
Front camera resolutionKnown for one1280 x 720 pixels
Front camera HD typeKnown for oneHD
Front camera signal formatKnown for one720p
Networkidentical
Antenna typeKnown for one2x2
WLAN controller modelKnown for oneIntel Dual Band Wireless-AC 8265
Bluetooth versionKnown for one4.2
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers13
DVI portKnown for oneNo
VGA (D-Sub) ports quantityDiffers01
Thunderbolt ports quantityKnown for one0
Headphone outputsKnown for one1
Docking connectorDiffersNoYes
HDMI versionKnown for one1.4
Keyboard2 differ
Pointing deviceDiffersTouchpadClickpad
Keyboard backlitKnown for oneYes
Numeric keypadDiffersYesNo
Windows keysKnown for oneYes
Spill-resistant keyboardKnown for oneYes
Software1 differ
Operating system installedDiffersWindows 10 HomeWindows 10 Pro
Processor special features7 differ
Intel® Wireless Display (Intel® WiDi)Known for oneYes
Graphics & IMC lithographyKnown for one14 nm
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)DiffersNoYes
Intel Stable Image Platform Program (SIPP) versionDiffers0.001.00
Intel TSX-NIDiffersNoYes
Intel TSX-NI versionDiffers0.001.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers97185124968
Processor package sizeDiffers42 x 28 mm42 x 24 mm
Processor codeKnown for oneSR3L8
Battery3 differ
Battery technologyDiffersLithium Polymer (LiPo)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers43
Battery life (max)Differs7 h13.7 h
Power1 differ
AC adapter powerDiffers180 W65 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
Securityidentical
Fingerprint readerKnown for oneNo
Cable lock slotKnown for oneYes
Trusted Platform Module (TPM)Known for oneYes
Weight & dimensions4 differ
WeightDiffers3 kg1.73 kg
WidthDiffers432.2 mm340 mm
DepthDiffers289.9 mm240 mm
HeightDiffers29 mm20.9 mm
Height (front)Known for one2.9 cm
Height (rear)Known for one2.9 cm
Packaging contentidentical
AC adapter includedKnown for oneYes
ManualKnown for oneYes
Power cord includedKnown for oneYes

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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