ASUS
ASUS Zenbook Duo UX8406CA-PS99T 14" 3K OLED 120Hz Touch Ultra 9 285H 32GB 4TB gaming laptop
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
- ColorGray
- Operating SystemWindows 11 Home
- CPUIntel® Core Ultra 9-285H
- Screen14" 3K WQXGA+
- Memory32GB
- Storage4 TB M.2 PCIe 4.0 x4 NVMe SSD
- 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.
Points forts
- 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
Caractéristiques
| Brand | ASUS |
|---|---|
| Series | ZenBook Duo |
| Model | Zenbook Duo UX8406CA-PS99T |
| Part Number | UX8406CA-PS99T-HID3 |
| Color | Gray |
| Operating System | Windows 11 Home |
| CPU | Intel® Core Ultra 9-285H |
| Screen | 14" 3K WQXGA+ |
| Memory | 32GB |
| Storage | 4 TB M.2 PCIe 4.0 x4 NVMe SSD |
| Graphics Card | Intel® Arc™ Graphics |
| Dimensions (W x D x H) | 12.34" x 8.58" x 0.57" ~ 0.78" |
| Weight | 3.64 lbs |
| CPU Type | Intel Core Ultra 9 (Series 2) |
| Processor Name | Intel Core Ultra 9 285H |
| Number of Cores | 16 |
| Core Name | Arrow Lake |
| Turbo Frequency | Max Turbo Frequency 5.4 GHz |
| CPU L3 Cache | 24 MB |
| Screen Size | 14.0" |
| Touchscreen | Touch Screen |
| Display Type | 3K WQXGA+ OLED |
| Resolution | 2880 x 1800 |
| Refresh Rate | 120Hz |
| Color Gamut | DCI-P3:100% |
| Display Features | OLED |
| GPU/VPU | Intel Arc Graphics |
| Video Memory | Shared system memory |
| Graphic Type | Dedicated Card |
| SSD | 4TB |
| HDD | No |
| Storage Spec | 4 TB M.2 PCIe 4.0 x4 NVMe SSD |
| Memory Spec | 32 GB On-Board |
| Max Memory Supported | 32GB |
| WLAN | Wi-Fi 7(802.11be) (Tri-band)2*2 |
| WiFi Generation | 7 |
| Bluetooth | Bluetooth® 5.4 |
| USB | 1x USB 3.2 Gen 1 Type-A |
| Thunderbolt | 2x Thunderbolt™ 4 with support for display / power delivery (data speed up to 40Gbps) |
| HDMI | 1x HDMI 2.1 TMDS |
| Audio Ports | 1 x 3.5mm Combo Audio Jack, 1 x Built-in array microphone |
| Audio | Smart Amp Technology, harman/kardon (Premium) with Cortana support |
| Speaker | Built-in speaker |
| Touchpad | Precision touchpad |
| Keyboard | Soft Keyboard, 1.4mm Key-travel |
| Backlit Keyboard | Backlit |
| Style | Thin and Light |
| Type | Work / Business |
| Usage | Consumer |
| AC Adapter/Charger | TYPE-C, 65W AC Adapter, Output: 20V DC, 3.25A, 65W, Input: 100-240V AC 50/60GHz universal |
| Battery | 75WHrs, 4S1P, 4-cell Li-ion |
Questions sur cet article
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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