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Dynabook · Productivity
Dynabook Portege X40-M (2024)
Intel Arc Graphics · Core Ultra 7 155H · 16GB RAM · 14" WUXGA
$1,899
Dynabook Portege X40-M (2024) is a productivity laptop built around the Core Ultra 7 155H and Intel Arc Graphics, paired with 16GB RAM and a 14" WUXGA display.
It weighs 2.46 lbs and is rated by the manufacturer for 13 hours of battery — independent reviews suggest ~8.5 hours of real-world use.
For local AI workloads, 0 GB VRAM + 16 GB RAM means the system can runs ~8b llms locally.
At $1,899, Laptop Index gives it an overall score of 52/100 (tier C).
Specifications
BrandDynabook
CategoryProductivity
GPUIntel Arc Graphics
CPUCore Ultra 7 155H
RAM16 GB
VRAM0 GB
Screen14" WUXGA
Weight2.46 lbs
Battery (claimed)13 hrs
Battery (realistic)~8.5 hrs
Price (USD)$1,899
Laptop Index scores
Overall tierC · 52/100
GPU score15/100
CPU score64/100
AI / LLM capability~8B params
Local AI verdictRuns ~8B LLMs locally