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ASUS Zenbook 14 UX3405CA-QD1756X Intel Core Ultra 7 255H Laptop 35.6 cm (14") WUXGA 16 GB LPDDR5x-SDRAM 1 TB SSD Wi-Fi 7 (802.11be) Windows 11 Pro Silver
In Stock
36 available
- Intel Core Ultra 7 255H (24MB Cache)
- 16GB LPDDR5x-SDRAM
- 1000GB SSD
- 14" WUXGA 1920 x 1200 OLED
- Intel Arc 140T
| SKU | UX3405CAQD1756X |
|---|---|
| EAN | 0199291716223 |
| Manufacturer | ASUS |
| Availability | In Stock |
| Product Videos |
View Video |
| PDF URLs |
View PDF |
| Design | |
|---|---|
| Colour name | Foggy Silver |
| Product type | Laptop |
| Market positioning | Home |
| Housing material | Aluminium |
| Form factor | Clamshell |
| Product colour | Silver |
| Introduction year | 2025 |
| Display back cover material | Aluminium |
| Display | |
| HD type | WUXGA |
| Display number of colours | 1.07 billion colours |
| Display surface | Gloss |
| Panel type | OLED |
| Display brightness | 400 cd/m² |
| Display response rise/fall | 0.2 ms |
| Contrast ratio (typical) | 1000000:1 |
| Touchscreen | No |
| Display resolution | 1920 x 1200 pixels |
| Display diagonal | 35.6 cm (14") |
| Maximum refresh rate | 60 Hz |
| RGB colour space | DCI-P3 |
| High Dynamic Range (HDR) technology | DisplayHDR True Black 600 |
| Colour gamut | 100% |
| Native aspect ratio | 16:10 |
| High Dynamic Range (HDR) supported | Yes |
| Maximum display brightness (HDR) | 600 cd/m² |
| Low Blue Light technology | Yes |
| Processor | |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor cache type | Smart Cache |
| Processor cache | 24 MB |
| Processor model | 255H |
| Processor boost frequency | 5.1 GHz |
| Processor cores | 16 |
| Processor threads | 16 |
| Processor socket | BGA 2049 |
| Processor manufacturer | Intel |
| Processor family | Intel Core Ultra 7 |
| Processor base power | 28 W |
| Maximum turbo power | 115 W |
| Efficient-core base frequency | 1.5 GHz |
| Performance-core base frequency | 2 GHz |
| Efficient-core Max Turbo Frequency | 4.4 GHz |
| Performance-core Max Turbo Frequency | 5.1 GHz |
| Performance cores | 6 |
| Efficient cores | 8 |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Low Power Efficient-core Max Turbo Frequency | 2.5 GHz |
| Low Power Efficient-cores | 2 |
| Neural processor unit (NPU) | |
| Neural processor unit (NPU) | Intel AI Boost |
| Sparsity support | Yes |
| Windows Studio effects support | Yes |
| AI software frameworks supported by NPU | DirectML, OpenVINO, Windows ML, ONNX RT, WebNN |
| Total processor performance up to | 96 TOPs |
| NPU performance up to | 13 TOPs |
| GPU performance up to | 74 TOPs |
| Memory | |
| Memory form factor | On-board |
| Internal memory | 16 GB |
| Internal memory type | LPDDR5x-SDRAM |
| Maximum internal memory | 16 GB |
| Memory channels | Dual-channel |
| Storage | |
| SSD form factor | M.2 |
| Storage media | SSD |
| Optical drive type | No |
| Number of SSDs installed | 1 |
| SSD capacity | 1 TB |
| SSD interface | PCI Express 4.0 |
| Total storage capacity | 1 TB |
| Total SSDs capacity | 1 TB |
| NVMe | Yes |
| Graphics | |
| Discrete graphics card | No |
| On-board graphics card family | Intel Arc Graphics |
| On-board graphics card | Yes |
| On-board graphics card model | Intel Arc 140T |
| Discrete graphics card model | Not available |
| On-board GPU manufacturer | Intel |
| Audio | |
| Audio system | Smart Amp |
| Built-in microphone | Yes |
| Camera | |
| Front camera | Yes |
| Front camera resolution | 1920 x 1080 pixels |
| Privacy camera | Yes |
| Privacy type | Privacy shutter |
| Front camera HD type | Full HD |
| Infrared (IR) camera | Yes |
| Windows Hello | Yes |
| Optical drive | |
| Optical drive type | No |
| Network | |
| Mobile network connection | No |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Wi-Fi standards | Wi-Fi 7 (802.11be) |
| Ethernet LAN | No |
| Bluetooth | Yes |
| Bluetooth version | 5.4 |
| Antenna type | 2x2 |
| Ports & interfaces | |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB Type-C DisplayPort Alternate Mode | Yes |
| USB 2.0 ports quantity | 0 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| Combo headphone/mic port | Yes |
| USB Power Delivery (USB PD) | Yes |
| Thunderbolt 4 ports quantity | 2 |
| Intel® Thunderbolt 4 | Yes |
| Keyboard | |
|---|---|
| Pointing device | Touchpad |
| Numeric keypad | No |
| Keyboard backlit | Yes |
| Software | |
| Operating system architecture | 64-bit |
| Bundled software | 3-Month GoPro Premium+ Subscription 1-Month Membership of Adobe Creative Cloud All Apps, Individual. The redemption duration from September 15, 2021 to August 31, 2026. N/A 6-Month Dropbox 500GB Subscription 1-Year ASUS Secure Auto-Backup 200GB Subscription *Available in eligible markets only. Eligibility varies by region, device, and time. Terms and conditions apply. See promotion pages for details. |
| Trial software | 1-month trial for new Microsoft 365 customers; McAfee 30 days free trial |
| Operating system installed | Windows 11 Pro |
| Technical details | |
| Market positioning | Home |
| Housing material | Aluminium |
| Form factor | Clamshell |
| Product colour | Silver |
| Sustainability certificates | ENERGY STAR, EPEAT Gold |
| Compliance certificates | REACH |
| Battery | |
| Battery technology | Lithium-Ion (Li-Ion) |
| Number of battery cells | 4 |
| Battery capacity | 75 Wh |
| Power | |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
| USB Power Delivery (USB PD) | Yes |
| USB Type-C charging port | Yes |
| USB Type-C required charging power (min) | 45 W |
| USB Type-C required charging power (max) | 65 W |
| Security | |
| Trusted Platform Module (TPM) | Yes |
| Face recognition | Yes |
| Windows Hello | Yes |
| Certificates | |
| Compliance certificates | REACH |
| Sustainability | |
| Sustainability certificates | ENERGY STAR, EPEAT Gold |
| Weight & dimensions | |
| Width | 312.4 mm |
| Depth | 220.1 mm |
| Height | 14.9 mm |
| Weight | 1.22 kg |
| Packaging data | |
| AC adapter included | No |
| Packaging content | |
| AC adapter included | No |
| Other features | |
| On-board graphics card | Yes |
| Audio system | Smart Amp |
| AC adapter included | No |
New Zen with AI
Go the extra mile with the remarkably sleek Zenbook 14 — the ultimate ultraportable laptop that takes sophistication to a whole new level. Seize every moment using the enhanced extended-life battery, amplify your efficiency with the top-tier Intel® Core™ Ultra processor (Series 2) and Intel Arc™ graphics, and achieve seamless connectivity via all the essential ports. Immerse your senses in the vivid ASUS Lumina OLED1 touchscreen2 and powerful new Super-linear speakers, while embracing the eco-elegance of the environmentally conscious design.
Go the extra mile with the remarkably sleek Zenbook 14 — the ultimate ultraportable laptop that takes sophistication to a whole new level. Seize every moment using the enhanced extended-life battery, amplify your efficiency with the top-tier Intel® Core™ Ultra processor (Series 2) and Intel Arc™ graphics, and achieve seamless connectivity via all the essential ports. Immerse your senses in the vivid ASUS Lumina OLED1 touchscreen2 and powerful new Super-linear speakers, while embracing the eco-elegance of the environmentally conscious design.
| Design | |
|---|---|
| Colour name | Foggy Silver |
| Product type | Laptop |
| Market positioning | Home |
| Housing material | Aluminium |
| Form factor | Clamshell |
| Product colour | Silver |
| Introduction year | 2025 |
| Display back cover material | Aluminium |
| Display | |
| HD type | WUXGA |
| Display number of colours | 1.07 billion colours |
| Display surface | Gloss |
| Panel type | OLED |
| Display brightness | 400 cd/m² |
| Display response rise/fall | 0.2 ms |
| Contrast ratio (typical) | 1000000:1 |
| Touchscreen | No |
| Display resolution | 1920 x 1200 pixels |
| Display diagonal | 35.6 cm (14") |
| Maximum refresh rate | 60 Hz |
| RGB colour space | DCI-P3 |
| High Dynamic Range (HDR) technology | DisplayHDR True Black 600 |
| Colour gamut | 100% |
| Native aspect ratio | 16:10 |
| High Dynamic Range (HDR) supported | Yes |
| Maximum display brightness (HDR) | 600 cd/m² |
| Low Blue Light technology | Yes |
| Processor | |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor cache type | Smart Cache |
| Processor cache | 24 MB |
| Processor model | 255H |
| Processor boost frequency | 5.1 GHz |
| Processor cores | 16 |
| Processor threads | 16 |
| Processor socket | BGA 2049 |
| Processor manufacturer | Intel |
| Processor family | Intel Core Ultra 7 |
| Processor base power | 28 W |
| Maximum turbo power | 115 W |
| Efficient-core base frequency | 1.5 GHz |
| Performance-core base frequency | 2 GHz |
| Efficient-core Max Turbo Frequency | 4.4 GHz |
| Performance-core Max Turbo Frequency | 5.1 GHz |
| Performance cores | 6 |
| Efficient cores | 8 |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Low Power Efficient-core Max Turbo Frequency | 2.5 GHz |
| Low Power Efficient-cores | 2 |
| Neural processor unit (NPU) | |
| Neural processor unit (NPU) | Intel AI Boost |
| Sparsity support | Yes |
| Windows Studio effects support | Yes |
| AI software frameworks supported by NPU | DirectML, OpenVINO, Windows ML, ONNX RT, WebNN |
| Total processor performance up to | 96 TOPs |
| NPU performance up to | 13 TOPs |
| GPU performance up to | 74 TOPs |
| Memory | |
| Memory form factor | On-board |
| Internal memory | 16 GB |
| Internal memory type | LPDDR5x-SDRAM |
| Maximum internal memory | 16 GB |
| Memory channels | Dual-channel |
| Storage | |
| SSD form factor | M.2 |
| Storage media | SSD |
| Optical drive type | No |
| Number of SSDs installed | 1 |
| SSD capacity | 1 TB |
| SSD interface | PCI Express 4.0 |
| Total storage capacity | 1 TB |
| Total SSDs capacity | 1 TB |
| NVMe | Yes |
| Graphics | |
| Discrete graphics card | No |
| On-board graphics card family | Intel Arc Graphics |
| On-board graphics card | Yes |
| On-board graphics card model | Intel Arc 140T |
| Discrete graphics card model | Not available |
| On-board GPU manufacturer | Intel |
| Audio | |
| Audio system | Smart Amp |
| Built-in microphone | Yes |
| Camera | |
| Front camera | Yes |
| Front camera resolution | 1920 x 1080 pixels |
| Privacy camera | Yes |
| Privacy type | Privacy shutter |
| Front camera HD type | Full HD |
| Infrared (IR) camera | Yes |
| Windows Hello | Yes |
| Optical drive | |
| Optical drive type | No |
| Network | |
| Mobile network connection | No |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Wi-Fi standards | Wi-Fi 7 (802.11be) |
| Ethernet LAN | No |
| Bluetooth | Yes |
| Bluetooth version | 5.4 |
| Antenna type | 2x2 |
| Ports & interfaces | |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB Type-C DisplayPort Alternate Mode | Yes |
| USB 2.0 ports quantity | 0 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| Combo headphone/mic port | Yes |
| USB Power Delivery (USB PD) | Yes |
| Thunderbolt 4 ports quantity | 2 |
| Intel® Thunderbolt 4 | Yes |
| Keyboard | |
|---|---|
| Pointing device | Touchpad |
| Numeric keypad | No |
| Keyboard backlit | Yes |
| Software | |
| Operating system architecture | 64-bit |
| Bundled software | 3-Month GoPro Premium+ Subscription 1-Month Membership of Adobe Creative Cloud All Apps, Individual. The redemption duration from September 15, 2021 to August 31, 2026. N/A 6-Month Dropbox 500GB Subscription 1-Year ASUS Secure Auto-Backup 200GB Subscription *Available in eligible markets only. Eligibility varies by region, device, and time. Terms and conditions apply. See promotion pages for details. |
| Trial software | 1-month trial for new Microsoft 365 customers; McAfee 30 days free trial |
| Operating system installed | Windows 11 Pro |
| Technical details | |
| Market positioning | Home |
| Housing material | Aluminium |
| Form factor | Clamshell |
| Product colour | Silver |
| Sustainability certificates | ENERGY STAR, EPEAT Gold |
| Compliance certificates | REACH |
| Battery | |
| Battery technology | Lithium-Ion (Li-Ion) |
| Number of battery cells | 4 |
| Battery capacity | 75 Wh |
| Power | |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
| USB Power Delivery (USB PD) | Yes |
| USB Type-C charging port | Yes |
| USB Type-C required charging power (min) | 45 W |
| USB Type-C required charging power (max) | 65 W |
| Security | |
| Trusted Platform Module (TPM) | Yes |
| Face recognition | Yes |
| Windows Hello | Yes |
| Certificates | |
| Compliance certificates | REACH |
| Sustainability | |
| Sustainability certificates | ENERGY STAR, EPEAT Gold |
| Weight & dimensions | |
| Width | 312.4 mm |
| Depth | 220.1 mm |
| Height | 14.9 mm |
| Weight | 1.22 kg |
| Packaging data | |
| AC adapter included | No |
| Packaging content | |
| AC adapter included | No |
| Other features | |
| On-board graphics card | Yes |
| Audio system | Smart Amp |
| AC adapter included | No |