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Dual-screen 14 inch gray laptop with OLED touch display, thin profile

ASUS

ASUS Zenbook Duo UX8406CA-PS99T 14" 3K OLED 120Hz Touch Ultra 9 285H 32GB 4TB gaming laptop

SKU CH-VNCV-SRY5P

Dual-screen 14" 3K OLED 120 Hz touch laptop with 16-core Ultra 9 285H, 32 GB LPDDR5X and 4 TB PCIe 4.0 NVMe

  • Screen size14.0 in (35.6 cm)
  • ProcessorIntel Core Ultra 9 (Series 2)
  • Graphics processorIntel Arc Graphics
  • Memory size32 GB
  • Storage drive4 TB M.2 PCIe 4.0 x4 NVMe SSD
  • Display resolution2880 × 1800
  • Dual-screen workflow on a 14" 3K OLED 120 Hz touch display
  • 16-core Ultra 9 285H reaches 5.4 GHz turbo for heavy multitasking
  • 32 GB LPDDR5X memory keeps large projects responsive
  • 4 TB PCIe 4.0 x4 NVMe SSD loads games and files fast
  • Gelid GC Extreme thermal compound lowers CPU and GPU temperatures

Dual-Screen 3K OLED for Creative Workflows

The Zenbook Duo UX8406CA-PS99T pairs two 14 inch 3K OLED panels at 120 Hz with an Intel Core Ultra 9 285H processor. Sixteen cores and a 5.4 GHz turbo frequency drive demanding creative applications, while 32 GB of LPDDR5X memory keeps large projects resident. A 4 TB PCIe 4.0 x4 NVMe SSD stores assets locally for fast access.

OLED Touch Constraints in Bright Environments

Each 14.0 inch panel resolves 2880 by 1800 pixels and supports touch input, but OLED emissive technology limits sustained full-screen brightness compared with LCD alternatives. The 120 Hz refresh rate aids motion clarity, yet glossy surfaces reflect ambient light, so outdoor or high-glare use remains a practical limitation.

Upgrade from Single-Screen Ultraportables

This configuration replaces a conventional 14 inch ultraportable when simultaneous reference and canvas views accelerate the workflow. The second display adds value for timeline editing, code-plus-preview, or research-while-writing scenarios; if the primary task stays single-window, the extra panel and its weight penalty of 3.64 lbs are not justified.

How it compares

Measured against everything we stock in Gaming Laptop Computers, at today’s prices. Recalculated every night.

Price $2,098.99
Pricier than about 56% of the 5,382 comparable items (median $1,978.99).
Screen size 14.0 in (35.6 cm)
Lower than about 92% of the 5,361 comparable items (median 16 in).
Refresh frequency 120 Hz
Lower than about 90% of the 2,443 comparable items (median 165 Hz).

New to this? Buying a laptop with crypto, start to finish — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameASUS
Product lineZenBook Duo
Model nameZenbook Duo UX8406CA-PS99T
Part numberUX8406CA-PS99T-HID3
Product colorGray
Design styleThin and Light
Product typeWork / Business
Recommended useConsumer
Processor
ProcessorIntel® Core Ultra 9-285H
Processor modelIntel Core Ultra 9 285H
CPU cores16
Turbo clock speed5.4 GHz
Processor codenameArrow Lake
L3 cache size24 MB
Memory
Memory size32 GB
Memory configuration32 GB On-Board
Maximum supported memory32 GB
Storage
Storage drive4 TB M.2 PCIe 4.0 x4 NVMe SSD
SSD storage4 TB
Hard driveNo
Storage configuration4 TB M.2 PCIe 4.0 x4 NVMe SSD
Display
Screen size14.0 in (35.6 cm)
Display resolution2880 × 1800
Refresh frequency120 Hz
Touch inputTouch Screen
Display14 in 3K WQXGA+
Display format3K WQXGA+ OLED
Color gamut coverageDCI-P3:100%
Screen featuresOLED
Graphics
Graphics processorIntel Arc Graphics
Video RAMShared system memory
GPU modelIntel® Arc™ Graphics
Graphics typeDedicated Card
Audio & video
SoundSmart Amp Technology, harman/kardon (Premium) with Cortana support
SpeakersBuilt-in speaker
Connectivity
Wi-Fi standard7
Wi-FiWi-Fi 7(802.11be) (Tri-band)2 × 2
Bluetooth supportBluetooth® 5.4
Ports & slots
USB ports1x USB 3.2 Gen 1 Type-A
Thunderbolt ports2x Thunderbolt™ 4 with support for display / power delivery (data speed up to 40 Gbit/s)
HDMI ports1x HDMI 2.1 TMDS
Audio jacks1 × 3.5 mm Combo Audio Jack, 1 x Built-in array microphone
Power
Power adapterTYPE-C, 65 W AC Adapter, Output: 20 V DC, 3.25A, 65 W, Input: 100-240 V AC 50/60 GHz universal
Battery pack75WHrs, 4S1P, 4-cell Li-ion
Size & build
Overall dimensions12.34 in × 8.58 in × 0.57 in ~ 0.78 in
Product weight3.64 lb (1.65 kg)
Software
Operating systemWindows 11 Home
More details
Pointing devicePrecision touchpad
KeyboardSoft Keyboard, 1.4 mm Key-travel
Keyboard backlightBacklit

Questions about this item

Should I pick the 32 GB LPDDR5X and 4 TB PCIe 4.0 x4 NVMe SSD configuration or a smaller option?

This model ships with 32 GB LPDDR5X memory and a 4 TB PCIe 4.0 x4 NVMe SSD, so there is no smaller capacity to select for this SKU.

What does the 5.4 GHz max turbo frequency mean when the laptop is under load?

The Intel Core Ultra 9 285H can reach 5.4 GHz on up to 16 cores when thermal headroom allows, giving short bursts of peak performance in demanding tasks.

How does the PCIe 4.0 x4 interface affect real-world SSD speed?

The 4 TB drive uses a PCIe 4.0 x4 NVMe link, which caps sequential throughput at the Gen 4 x4 limit rather than a slower Gen 3 or x2 connection.

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