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ASUS · Gaming

ASUS ROG Zephyrus Duo 16 RTX 4090

RTX 4090 16GB · Ryzen 9 7945HX · 64GB RAM · 16" Dual-screen Mini-LED 240Hz
$4,499
C+
57/100 overall
ASUS ROG Zephyrus Duo 16 RTX 4090 is a gaming laptop built around the Ryzen 9 7945HX and RTX 4090 16GB, paired with 64GB RAM and a 16" Dual-screen Mini-LED 240Hz display. It weighs 5.51 lbs and is rated by the manufacturer for 5 hours of battery — independent reviews suggest ~2 hours of real-world use. For local AI workloads, 16 GB VRAM + 64 GB RAM means the system can runs ~13b llms locally. At $4,499, Laptop Index gives it an overall score of 57/100 (tier C+).

Specifications

BrandASUS
CategoryGaming
GPURTX 4090 16GB
CPURyzen 9 7945HX
RAM64 GB
VRAM16 GB
Screen16" Dual-screen Mini-LED 240Hz
Weight5.51 lbs
Battery (claimed)5 hrs
Battery (realistic)~2 hrs
Price (USD)$4,499

Laptop Index scores

Overall tierC+ · 57/100
GPU score87/100
CPU score95/100
AI / LLM capability~23B params
Local AI verdictRuns ~13B LLMs locally
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Specs sourced from the manufacturer's product page and major-retailer listings.
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