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Product comparison · 2 laptops

Acer Aspire 3 A315-21G-48ER AMD A4 A4-9120 Laptop vs HP 645 G4

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  • 64specifications compared
  • 31differ
  • 33identical
  • 49known for one product only

Key differences

  • Product colour
    • Black
    • Silver
  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Processor family
    • AMD A4
    • AMD Ryzen™ 5
  • Processor model
    • A4-9120
    • 2500U
  • Processor cores
    • 2
    • 4
  • Processor boost frequency
    • 2.5 GHz
    • 3.6 GHz
  • Processor frequency
    • 2.2 GHz
    • 2 GHz
  • Internal memory
    • 4 GB
    • 8 GB

Side by side

Differences highlightedShow differences only
113 specifications
A

Acer

Aspire 3 A315-21G-48ER AMD A4 A4-9120 Laptop

Model A315-21G-48ER

View product
B

HP

645 G4View product
Design1 differ
Product typeLaptopLaptop
Product colourDiffersBlackSilver
Form factorClamshellClamshell
Country of originKnown for oneChina
Display1 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
Display resolution1920 x 1080 pixels1920 x 1080 pixels
TouchscreenNoNo
HD typeFull HDFull HD
Panel typeKnown for oneIPS
LED backlightYesYes
Native aspect ratio16:916:9
Dual-screenKnown for oneNo
Processor6 differ
Processor manufacturerAMDAMD
Processor familyDiffersAMD A4AMD Ryzen™ 5
Processor generationDiffers7th Generation AMD A4-Series APUsAMD Ryzen 2000 Series
Processor modelDiffersA4-91202500U
Processor coresDiffers24
Processor threadsKnown for one8
Processor boost frequencyDiffers2.5 GHz3.6 GHz
Processor frequencyDiffers2.2 GHz2 GHz
Processor lithographyKnown for one28 nm
Memory4 differ
Internal memoryDiffers4 GB8 GB
Internal memory typeDDR4-SDRAMDDR4-SDRAM
Memory clock speedKnown for one2400 MHz
Memory form factorDiffersOn-board + SO-DIMMSO-DIMM
Memory layout (slots x size)Known for one1 x 8 GB
Memory slotsDiffers1x SO-DIMM2x SO-DIMM
Maximum internal memoryDiffers12 GB32 GB
Maximum internal memory (64-bit)Known for one12 GB
Storage3 differ
Total storage capacityDiffers1 TB256 GB
Storage mediaDiffersHDDSSD
Total SSDs capacityKnown for one256 GB
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
Optical drive typeNoNo
Card reader integratedYesYes
Compatible memory cardsDiffersSDMicroSD (TransFlash)
Number of HDDs installedKnown for one1
HDD capacityKnown for one1 TB
Graphics2 differ
On-board graphics cardYesYes
Discrete graphics cardNoNo
Discrete graphics card modelNot availableNot available
On-board graphics card familyDiffersAMD Radeon R3AMD Radeon Vega Graphics
On-board graphics card modelDiffersAMD Radeon R3AMD Radeon Vega 8
Audioidentical
Number of built-in speakers22
Built-in microphoneYesYes
Cameraidentical
Front cameraYesYes
Front camera HD typeKnown for oneHD
Front camera signal formatKnown for one720p
Front camera resolution (numeric)Known for one0.3 MP
Front camera resolutionKnown for one640 x 480 pixels
Networkidentical
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)
Antenna typeKnown for one2x2
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
BluetoothYesYes
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
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers01
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 quantity00
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
HDMI versionKnown for one1.4
DisplayPorts quantity00
VGA (D-Sub) ports quantityDiffers01
Thunderbolt 3 ports quantity00
Combo headphone/mic portYesYes
Docking connectorKnown for oneYes
DVI portKnown for oneNo
Thunderbolt ports quantityKnown for one0
Headphone outputsKnown for one1
Keyboard2 differ
Pointing deviceDiffersTouchpadClickpad
Numeric keypadDiffersYesNo
Windows keysYesYes
Keyboard languageKnown for oneFrench
Software1 differ
Operating system installedDiffersWindows 10 HomeWindows 10 Pro
Operating system architecture64-bit64-bit
Brand-specific featuresidentical
HP JumpStartKnown for oneYes
HP 3D DriveGuardKnown for oneYes
HP speaker typeKnown for oneHP Dual Speakers
HP ePrintKnown for oneYes
HP Recovery ManagerKnown for oneYes
HP Support AssistantKnown for oneYes
HP Smart AC AdapterKnown for oneYes
HP front cameraKnown for oneHP Webcam
HP Security toolsKnown for oneHP BIOSphere Gen4; HP DriveLock and Automatic DriveLock;HP Secure Erase; HP Wireless Wakeup; HP Client Security Gen4; HP Password Manager; HP Fingerprint Reader;HP Sure Click; HP SureStart Gen4
HP Management toolsKnown for oneHP Driver Packs; HP System Software Manager (SSM); HP BIOS Config Utility (BCU); HP Client Catalog; HP Manageability Integration Kit Gen2
HP Software providedKnown for oneHP LAN Protection; HP Velocity;HP Hotkey Support;HP Noise Cancellation Software; HP PhoneWise;HP MAC Address Manager
HP segmentKnown for oneBusiness
Battery3 differ
Battery technologyDiffersLithium Polymer (LiPo)Lithium-Ion (Li-Ion)
Number of battery cellsDiffers23
Battery capacityDiffers4810 mAh48 Wh
Battery life (max)Known for one5.5 h
Poweridentical
DC-in jackYesYes
AC adapter powerKnown for one45 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
Securityidentical
Trusted Platform Module (TPM)Known for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions4 differ
WeightDiffers2.1 kg1.73 kg
WidthDiffers381.6 mm340 mm
DepthDiffers259 mm240 mm
HeightDiffers21.6 mm20.9 mm
Height (front)Known for one2.16 cm
Height (rear)Known for one2.16 cm
Packaging contentidentical
AC adapter includedKnown for oneYes
ManualKnown for oneYes
Power cord includedKnown for oneYes
Warranty cardKnown for oneYes

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