Comparisons / Comparison of Lenovo IdeaPad S540 (81NH0047AX) and Lenovo IdeaPad S540 (81NH0019US)

Comparison of Lenovo IdeaPad S540 (81NH0047AX) and Lenovo IdeaPad S540 (81NH0019US) [S]ave

Attribute
Lenovo IdeaPad S540 (81NH0047AX) ×
Lenovo IdeaPad S540 (81NH0019US) ×
General
ModelLenovo IdeaPad S540Lenovo IdeaPad S540
Product code81NH0047AX81NH0019US
Design
Product colourGreyGrey
Form factorClamshellClamshell
BrandLenovoLenovo
FamilyIdeaPadIdeaPad
SeriesSS
Model nameS540S540
Part number81NH0047AX81NH0019US
Release year (year)20202019
Processor
Processor manufacturerAMDAMD
Processor familyAMD Ryzen 7AMD Ryzen 7
Processor frequency (GHz)2.32.3
Processor boost frequency (GHz)44
Processor model3700U3700U
Processor cores44
Processor cache (MB)44
Memory
Internal memory typeDDR4-SDRAMDDR4-SDRAM
Maximum internal memory (GB)1212
Memory clock speed (MHz)2,4002,400
Internal memory (GB)1212
Display
Display diagonal (inch)1414
Panel typeWVAIPS
HD typeFull HDFull HD
LED backlight++
Touchscreen--
Display resolution1920 x 1080 pixels1920 x 1080 pixels
Graphics
On-board graphics adapter++
Discrete graphics adapter--
On-board graphics adapter modelAMD Radeon RX Vega 10AMD Radeon RX Vega 10
Storage
Total storage capacity (GB)512512
Number of SSDs installed11
SSD capacity (GB)512512
Card reader integrated++
SSD form factorM.2M.2
Storage mediaSSDSSD
Optical drive--
Networking
Wi-Fi standards
  • wi-fi 5 (802.11ac)
  • wi-fi 5 (802.11ac)
Bluetooth++
Ethernet LAN--
Bluetooth version4.24.2
Ports and interfaces
USB 3.x Type-A ports22
USB 3.x Type-C ports11
Combo headphone/mic port++
USB Sleep-and-Charge++
HDMI ports quantity11
Audio
Speaker power (W)22
Built-in microphone++
Camera
Front camera++
Front camera resolution (numeric) (MPixel)11
Front camera HD typeHDHD
Keyboard
Numeric keypad--
Keyboard backlit++
Pointing deviceTouchpadTouchpad
Software
Operating system installedWindows 10 HomeWindows 10 Home
Operating system architecture (bit)6464
Battery
Battery capacity (watt-hours) (Wh)5045
Battery life (max) (h)109
Weight and dimensions
Weight (kg)1.5-
Height (mm)15.915.9
Depth (mm)227227
Width (mm)323323
Power
AC adapter power (W)6565
Security
Fingerprint reader++
Trusted platform module (TPM)++



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