ASUS Zenbook 14 UX3405CA-ST1504W laptop Intel Core Ultra 7 255H 35.6 cm (14") WQXGA+ 16 GB LPDDR5x-SDRAM 512 GB SSD Wi-Fi 7 (802.11be) Windows 11 Home Blue
ASUSModel UX3405CA-ST1504W





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At a glance
- Compliance certificates
- REACH
- Certification
- US MIL-STD 810H military-grade standard
- Sustainability certificates
- ENERGY STAR, EPEAT Gold
- Width
- 312.4 mm
Overview
ASUS Zenbook 14 UX3405CA-ST1504W laptop Intel Core Ultra 7 255H 35.6 cm (14") WQXGA+ 16 GB LPDDR5x-SDRAM 512 GB SSD Wi-Fi 7 (802.11be) Windows 11 Home Blue is a ASUS laptop with a certification of US MIL-STD 810H military-grade standard and a certified refurbished of No. The details below are drawn from the manufacturer specification and are what to check against your own requirement before requesting a quote.
Certification is US MIL-STD 810H military-grade standard. Certified refurbished is No. Display response rise/fall is 0.2 ms. Compliance certificates is REACH. USB Type-C charging port is Yes. USB Type-C required charging power (min) is 45 W. USB Type-C required charging power (max) is 65 W. AC adapter output current is 3.25 A. Each of these is listed again in the specification table, so nothing here has to be taken on trust.
Specifications
| Compliance certificates | REACH |
|---|---|
| Certification | US MIL-STD 810H military-grade standard |
| Sustainability certificates | ENERGY STAR, EPEAT Gold |
|---|
| Width | 312.4 mm |
|---|---|
| Depth | 220.1 mm |
| Height | 14.9 mm |
| Weight | 1.2 kg |
| Face recognition | Yes |
|---|---|
| Windows Hello | Yes |
| Trusted Platform Module (TPM) | Yes |
| Password protection | Yes |
| Number of battery cells | 4 |
|---|---|
| Battery capacity | 75 Wh |
| Battery technology | Lithium-Ion (Li-Ion) |
| Operating system installed | Windows 11 Home |
|---|---|
| Operating system architecture | 64-bit |
| Trial software | 1-month trial for new Microsoft 365 customers. Credit card required, McAfee 30 days |
| AC adapter output voltage | 20 V |
|---|---|
| AC adapter power | 65 W |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter input voltage | 100 - 240 V |
| USB Type-C required charging power (min) | 45 W |
| USB Type-C required charging power (max) | 65 W |
| USB Power Delivery (USB PD) | Yes |
| USB Type-C charging port | Yes |
| AC adapter output current | 3.25 A |
| Pointing device | NumberPad |
|---|---|
| Numeric keypad | No |
| Keyboard backlit | Yes |
| Processor manufacturer | Intel |
|---|---|
| Processor family | Intel Core Ultra 7 |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor model | 255H |
| Efficient cores | 8 |
| Efficient-core Max Turbo Frequency | 4.4 GHz |
| Efficient-core base frequency | 1.5 GHz |
| Processor cores | 16 |
| Processor threads | 16 |
| Processor boost frequency | 5.1 GHz |
| Performance cores | 6 |
| Low Power Efficient-cores | 2 |
| Performance-core Max Turbo Frequency | 5.1 GHz |
| Low Power Efficient-core Max Turbo Frequency | 2.5 GHz |
| Performance-core base frequency | 2 GHz |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Processor cache | 24 MB |
| Processor cache type | Smart Cache |
| Processor socket | BGA 2049 |
| Processor base power | 28 W |
| Maximum turbo power | 115 W |
| USB Type-C DisplayPort Alternate Mode | Yes |
|---|---|
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| 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 |
| Bluetooth | Yes |
| Bluetooth version | 5.4 |
| Thunderbolt 4 ports quantity | 2 |
| Intel® Thunderbolt 4 | Yes |
| Combo headphone/mic port | Yes |
| USB 2.0 ports quantity | 0 |
| Mobile network connection | No |
|---|---|
| Ethernet LAN | No |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Wi-Fi standards | Wi-Fi 7 (802.11be) |
| Antenna type | 2x2 |
| Front camera | Yes |
|---|---|
| Front camera HD type | Full HD |
| Front camera resolution | 1920 x 1080 pixels |
| Infrared (IR) camera | Yes |
| Privacy camera | Yes |
| Privacy type | Privacy shutter |
| Audio system | Smart Amp |
|---|---|
| Built-in microphone | Yes |
| On-board graphics card | Yes |
|---|---|
| Discrete graphics card | No |
| On-board graphics card 4K support | Yes |
| Discrete graphics card model | Not available |
| On-board GPU manufacturer | Intel |
| On-board graphics card family | Intel Arc Graphics |
| On-board graphics card model | Intel Arc 140T |
| On-board graphics card 8K support | Yes |
| Graphics card Open GL support | Yes |
| Total storage capacity | 512 GB |
|---|---|
| Storage media | SSD |
| Total SSDs capacity | 512 GB |
| Number of SSDs installed | 1 |
| SSD capacity | 512 GB |
| SSD interface | PCI Express 4.0 |
| NVMe | Yes |
| SSD form factor | M.2 |
| M.2 SSD size | 2280 (22 x 80 mm) |
| Optical drive type | No |
| Internal memory | 16 GB |
|---|---|
| Internal memory type | LPDDR5x-SDRAM |
| Memory form factor | On-board |
| Maximum internal memory | 16 GB |
| Memory channels | Dual-channel |
| Copilot+ PC | No |
|---|---|
| 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 |
| Display diagonal | 35.6 cm (14") |
|---|---|
| Display resolution | 2880 x 1800 pixels |
| Native aspect ratio | 16:10 |
| Touchscreen | No |
| HD type | WQXGA+ |
| Panel type | OLED |
| Display surface | Gloss |
| Contrast ratio (typical) | 1000000:1 |
| Maximum refresh rate | 120 Hz |
| High Dynamic Range (HDR) supported | Yes |
| Colour gamut | 100% |
| Display brightness | 500 cd/m² |
| Maximum display brightness (HDR) | 1100 cd/m² |
| RGB colour space | DCI-P3 |
| Display response rise/fall | 0.2 ms |
| Market positioning | Home |
|---|---|
| Colour name | Ponder Blue |
| Product type | Laptop |
| Product colour | Blue |
| Housing material | Aluminium |
| Form factor | Clamshell |
| Display back cover material | Aluminium |
| Certified refurbished | No |







