ASUS Vivobook S 14 (S5406SA-QD086W), Intel® Core™ Ultra 7 258V processor, 16GB LPDDR5X on board,512GB
Key Features
Brand:ASUS
Processor: Intel Core Ultra 7 258V (up to 4.8 GHz, 8 cores, 8 threads, 12MB cache, up to 47 TOPS NPU)
Graphics: Integrated Intel Arc Graphics
Memory: 16GB LPDDR5X onboard
Storage: 512GB PCIe NVMe SSD
Display: 14.0-inch WUXGA (1920 x 1200) OLED, 16:10 aspect ratio, 60Hz, 600 nits HDR peak, 100% DCI-P3, VESA HDR True Black 600, glossy
Ports: 1x USB 2.0 Type-A, 2x USB 3.2 Gen 1 Type-A, 1x USB 3.2 Gen 2 Type-A (10Gbps), 1x HDMI 2.1 TMDS, 1x 3.5mm combo audio jack, 1x DC-in
Camera: FHD with IR function for Windows Hello
Keyboard: Backlit Chiclet
Wireless: Wi-Fi 7, Bluetooth 5.4
Battery: Long-lasting (up to 20+ hours depending on use)
Additional Features: Copilot+ PC, AI enhancements, MIL-STD 810H durability
1 Year Warranty
ASUS Vivobook S 14 S5406SA-QD086W Laptop Comprehensive Technical Guide
The ASUS Vivobook S 14 S5406SA-QD086W redefines the next generation of premium ultraportable computing. This sleek 14-inch thin-and-light laptop blends elite artificial intelligence processing with an extraordinary visual canvas. It is engineered specifically to provide incredible computing efficiency, long-lasting battery runtimes, and agile mobility for corporate professionals, students, and digital creators.
As modern local software platforms and cloud tools evolve to incorporate automated machine learning, standard sub-notebooks frequently suffer from processing delays and high power draw. The Vivobook S 14 fully addresses this issue by implementing a cutting-edge decentralized system-on-chip processing matrix paired with ultra-dense onboard system memory. This hardware setup enables the laptop to easily maintain high-speed responsiveness across massive local data models, fluid interface transitions, and heavy continuous multitasking cycles without draining the battery layout or inducing thermal structural throttling.
This elegant aluminum device serves as an advanced personal AI workstation for everyday productivity. The physical chassis focuses on structural refinement, an exceptionally thin cross-section, and a featherweight footprint that fits effortlessly into travel luggage. ASUS enhances daily user comfort by embedding an ergonomically calculated single-zone RGB backlit keyboard layout alongside an expansive multi-touch precision trackpad and comprehensive hardware connectivity. Whether compiling intricate tracking data during remote commutes or reviewing vibrant creative media assets, this laptop delivers uncompromised execution across variable workspaces.
Key Technical Specifications
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- Processing Unit: Intel Core Ultra 7 258V processor with an eight-core hybrid architecture reaching up to 4.8 GHz.
- Artificial Intelligence Engine: Integrated Intel AI Boost NPU terminal delivering up to 47 TOPS performance.
- Graphic Processing Matrix: Next-generation integrated Intel Arc Graphics 140V configuration.
- System Memory: 16GB ultra-fast LPDDR5X-8533 operational memory configured onboard.
- Storage Interface: 512GB high-velocity M.2 PCIe 4.0 NVMe solid-state drive.
- Visual Display: 14.0-inch premium WUXGA Lumina OLED display panel featuring a 16:10 aspect ratio.
High-Efficiency Lunar Lake Architecture and Dedicated Neural Engine
The primary engineering achievement of this model is its next-generation hybrid processor architecture. The Intel Core Ultra 7 258V integrates four dedicated Performance cores alongside four specialized Low-Power Efficient cores, creating a versatile eight-core computing system optimized for extreme thermal efficiency. By running at lower temperatures and tuning power profiles carefully, the laptop operates quietly while delivering excellent processing capabilities.
To address modern computing trends, the chip features an integrated Intel AI Boost neural processing unit.
Artificial Intelligence Subsystem Capabilities
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- Local acceleration of image recognition, voice translation, and text summaries.
- Exceptional energy conservation by handling continuous background AI models away from main CPU cores.
- Immediate native compatibility with modern Copilot productivity features through a dedicated hardware keyboard shortcut key.
Supporting this silicon platform is 16GB of high-speed LPDDR5X onboard memory running at a blisteringly fast 8533 MT/s frequency. This ultra-dense RAM integration provides low-latency data lanes, eliminating interface stutter when shifting through multiple heavy cloud workflows and complex office local suites.
Elite Lumina OLED Visual Performance and Integrated Arc Graphics
Visual rendering is handled cleanly by the integrated Intel Arc Graphics 140V system. This visual architecture offers a massive leap forward in processing capabilities, driving detailed visual content, creative editing tools, and smooth media playbacks.
The graphic system pairs beautifully with the 14.0-inch WUXGA Lumina OLED display panel, which offers exceptional color quality and sharpness:
Lumina OLED Display Structural Advantages
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- Sharp 1920 x 1200 pixel resolution arranged in an ergonomic 16:10 workspace aspect ratio.
- Infinite contrast ratios with true, ink-like deep black levels certified by VESA HDR True Black 600.
- High color fidelity with a 100% DCI-P3 cinematic color gamut for accurate creative proofing.
- Built-in hardware blue light filtering that reduces eye strain during extended analysis periods.
The display features a sleek, high-vibrancy glossy finish that brings data graphics and media files to life, making it highly effective for indoor office tasks or streaming entertainment.

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