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   Laptops Specs >> Alienware >> Alienware m15 R4 J28J5

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Operating SystemAlienware m15 R4 J28J5 
Operating systemWindows 10 Home
Operating system architecture64-bit
ProcessorAlienware m15 R4 J28J5
Processor manufacturerIntel
Processor generation10th gen Intel® Core™ i7
Processor modeli7-10870H
Processor frequency2.2 GHz
Processor boost frequency5 GHz
Processor familyIntel Core i7
Processor cores8
Processor cache16 MB
MemoryAlienware m15 R4 J28J5
Internal memory32 GB
Internal memory typeDDR4-SDRAM
Memory clock speed2933 MHz
Memory form factorSO-DIMM
Memory slots2x SO-DIMM
Maximum internal memory32 GB
Hard Drive & Optical DriveAlienware m15 R4 J28J5
Total storage capacity1000 GB
Storage mediaSSD
Total SSD capacity1000 GB
Number of SSD installed1
SSD capacity1000 GB
SSD interfaceNVMe,PCI Express
SSD form factorM.2
Optical drive typeNo
Card reader integratedYes
Compatible memory cardsMicroSD (TransFlash), MicroSDHC, MicroSDXC
Display & GraphicsAlienware m15 R4 J28J5
Display diagonal39.6 cm (15.6")
Display resolution1920 x 1080 pixels
TouchscreenNo
HD typeFull HD
Panel typeWVA
LED backlightYes
Native aspect ratio16:9
Anti-glare screenYes
Display brightness300 cd/m?
Pixel density141 ppi
RGB colour spacesRGB
Colour gamut100%
Contrast ratio1000:1
Discrete GPU manufacturerNVIDIA
Discrete graphics adapter modelNVIDIA GeForce RTX 3080
On-board graphics adapterYes
Discrete graphics adapterYes
On-board graphics adapter modelIntel® UHD Graphics
Discrete graphics adapter memory8 GB
Discrete graphics memory typeGDDR6
Built-in DevicesAlienware m15 R4 J28J5
Front cameraYes
Front camera resolution0.92 MP
Front camera HD typeHD
InterfacesAlienware m15 R4 J28J5
Total Number USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports3
Ethernet LAN (RJ-45) ports1
HDMI ports quantity1
HDMI version2.1
Total Number Mini DisplayPorts1
Thunderbolt 3 ports quantity1
Combo headphone/mic portYes
NetworkAlienware m15 R4 J28J5
BluetoothYes
Wi-Fi standardsWi-Fi 6 (802.11ax)
Mobile network connectionNo
Ethernet LANYes
Ethernet LAN data rates10,100,1000,2500 Mbit/s
Bluetooth version5.1
Input DevicesAlienware m15 R4 J28J5
Pointing deviceTouchpad
Keyboard backlitYes
Full-size keyboardYes
AudioAlienware m15 R4 J28J5
Audio chipRealtek ALC3281-CG
Number of built-in speakers2
Speaker power4 W
Built-in microphoneYes
BatteryAlienware m15 R4 J28J5
Battery technologyLithium-Ion (Li-Ion)
Number of battery cells6
Battery voltage11.4 V
Battery recharge time3 h
PowerAlienware m15 R4 J28J5
AC adapter power240 W
AC adapter input voltage100 - 240 V
AC adapter output current12.31 A
AC adapter output voltage19.5 V
Physical CharacteristicsAlienware m15 R4 J28J5
Colour nameLunar Light
Product colourWhite
Width360.3 mm
Depth276 mm
Height (front)1.79 cm
Height (rear)1.97 cm
Other featuresAlienware m15 R4 J28J5
Virtual Reality readyYes