ASUS 14" Chromebook (CX5403CMAQM0380) - Intel Core Ultra 5 115U, 8GB RAM, 256GB SSD, ChromeOS
£915.99
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Key specs
- Display resolution2560 x 1600 pixels
- Display diagonal35.6 cm (14")
- Processor model115U
- Internal memory8 GB
- Internal memory typeLPDDR5x-SDRAM
- Total storage capacity256 GB
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Overview
Elevate your competitive edge with AI
ASUS ExpertBook CX54 Chromebook Plus is exquisitely engineered to elevate your competitive edge. With 2x the power, speed, memory and storage of other devices1, and a high-definition camera and display, your people are empowered to do their best work. Built-in video call control tools automatically enhance clarity and lighting, cancel noise, and blur background. Powered by the latest Intel® Core Ultra 7 processor, ChromeOS, and new features, ASUS ExpertBook CX54 Chromebook Plus drive your workforce, unleash your organization’s creativity, and enable offline work from anywhere — ready for business success in style.
Specifications
Design
| Colour name | Fog Silver |
|---|---|
| Product type | Chromebook |
| Market positioning | Work |
| Form factor | Clamshell |
| Product colour | Silver |
Display
| HD type | WQXGA |
|---|---|
| Display brightness | 500 cd/m² |
| Touchscreen | Yes |
| Display resolution | 2560 x 1600 pixels |
| Display diagonal | 35.6 cm (14") |
| Anti-glare screen | Yes |
| Maximum refresh rate | 60 Hz |
| RGB colour space | DCI-P3 |
| Colour gamut | 100% |
| Native aspect ratio | 16:10 |
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Processor
| Processor generation | Intel® Core™ Ultra (Series 1) |
|---|---|
| Processor cache type | Smart Cache |
| Processor cache | 10 MB |
| Processor model | 115U |
| Processor boost frequency | 4.2 GHz |
| Processor cores | 8 |
| Processor threads | 10 |
| Processor manufacturer | Intel |
| Processor family | Intel Core Ultra 5 |
| Processor base power | 15 W |
| Maximum turbo power | 57 W |
| Efficient-core base frequency | 1 GHz |
| Performance-core base frequency | 1.5 GHz |
| Efficient-core Max Turbo Frequency | 3.5 GHz |
| Performance-core Max Turbo Frequency | 4.2 GHz |
| Performance cores | 2 |
| Efficient cores | 4 |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Low Power Efficient-core Max Turbo Frequency | 2.1 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, ONNX RT, OpenVINO, Windows ML |
Memory
| Memory form factor | On-board |
|---|---|
| Internal memory | 8 GB |
| Internal memory type | LPDDR5x-SDRAM |
| Maximum internal memory | 8 GB |
Storage
| SSD form factor | M.2 |
|---|---|
| Storage media | SSD |
| Optical drive type | No |
| Number of SSDs installed | 1 |
| SSD capacity | 256 GB |
| SSD interface | PCI Express 4.0 |
| Card reader integrated | Yes |
| Compatible memory cards | MicroSD (TransFlash) |
| Total storage capacity | 256 GB |
| Total SSDs capacity | 256 GB |
| NVMe | Yes |
Graphics
| Discrete graphics card | No |
|---|---|
| On-board graphics card family | Intel® Graphics |
| On-board graphics card | Yes |
| On-board graphics card model | Intel® Graphics |
| Discrete graphics card model | Not available |
| On-board GPU manufacturer | Intel |
Audio
| Speakers manufacturer | Harman Kardon |
|---|---|
| Built-in microphone | Yes |
Camera
| Front camera | Yes |
|---|---|
| Front camera resolution (numeric) | 8 MP |
| Privacy camera | Yes |
| Privacy type | Privacy shutter |
Network
| Mobile network connection | No |
|---|---|
| Top Wi-Fi standard | Wi-Fi 6E (802.11ax) |
| Wi-Fi standards | Wi-Fi 6E (802.11ax) |
| Ethernet LAN | No |
| Bluetooth | Yes |
| Antenna type | 2x2 |
Ports & interfaces
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 0 |
|---|---|
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 2 |
| 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 |
Performance
| Repairability index | 8.2 |
|---|
Keyboard
| Pointing device | Touchpad |
|---|---|
| Numeric keypad | No |
| Keyboard backlit | Yes |
Software
| Operating system installed | ChromeOS |
|---|
Battery
| Battery technology | Lithium-Ion (Li-Ion) |
|---|---|
| Number of battery cells | 3 |
| Battery capacity | 63 Wh |
Power
| AC adapter frequency | 50 - 60 Hz |
|---|---|
| AC adapter input voltage | 100 - 240 V |
| USB Type-C charging port | Yes |
Security
| Cable lock slot type | Kensington |
|---|---|
| Fingerprint reader | Yes |
| Cable lock slot | Yes |
Certificates
| Compliance certificates | REACH |
|---|
Sustainability
| Sustainability certificates | ENERGY STAR, Forest Stewardship Council (FSC) Mix, TCO |
|---|
Weight & dimensions
| Width | 313.7 mm |
|---|---|
| Depth | 222.8 mm |
| Height | 16.9 mm |
| Weight | 1.4 kg |
Manuals & downloads
Customer reviews
Delivery & returns
Delivery
- FREE standard delivery on orders over £50, otherwise £4.95 (3–5 working days).
- Express delivery £9.99 (1–3 working days) on selected products, UK mainland.
- PlayStation and Arozzi products use a 5–7 working-day service.
- Orders are processed within 24 hours, Monday to Friday excluding bank holidays. All deliveries must be signed for.
Returns
- Changed your mind? Tell us within 14 days of receiving your item, then return it within a further 14 days, unused and in its original packaging. A minimum £9.99 collection fee applies.
- Faulty or damaged on arrival? Contact us within 48 hours of delivery.
- Custom-built PCs can only be returned if faulty. Opened headphones, earphones and AirPods can't be returned for hygiene reasons.
