ASUS ExpertBook B5 B5405CC-LYU715X Intel Core Ultra 7 255H Laptop 35.6 cm (14") WUXGA 16 GB DDR5-SDRAM 512 GB SSD Wi-Fi 7 (802.11be) Windows 11 Pro Black
iFrame
£1,099.99
Couldn't load pickup availability
- Windows 11 Pro - ASUS recommends Windows 11 Pro for business
- 14-inch AI PC powered by Intel Core Ultra 7 processor (Series 2)
- ASUS ExpertGuardian with enterprise-grade security
- Flexible configurations to streamline IT management
- Digital Product Passport for the evolution of the circular economy
Smart, secure AI power for business
ASUS ExpertBook B5 is a lightweight, AI-enhanced marvel that combines the latest Intel® Core™ Ultra processor and built-in Intel® Arc™ graphics1, ushering in a new era of productivity. It is your reliable business partner with superb on-the-go performance, enterprise-grade security and versatile customisation for strategic-thinking professionals — and infused with AI to make lighter work of the modern business world.
ASUS ExpertBook B5 also workforce computing deployments by seamlessly delivering customised solutions and supporting a variety of flexible configurations to meet specific needs, with options. This ultralight, premium design strikes the perfect balance of power and portability to precisely tackle intensive workflows and perfectly turbocharge productivity from the field to the boardroom.
| Design | |
|---|---|
| Introduction year | 2025 |
| Market positioning | Work |
| Housing material | Aluminium |
| Form factor | Clamshell |
| Colour name | Gentle Grey |
| Product colour | Black |
| Product type | Laptop |
| Display | |
|---|---|
| Contrast ratio (typical) | 1000:1 |
| Maximum refresh rate | 60 Hz |
| RGB colour space | NTSC |
| Colour gamut | 45% |
| Display brightness | 300 cd/m² |
| Anti-glare screen | Yes |
| Native aspect ratio | 16:10 |
| LED backlight | Yes |
| HD type | WUXGA |
| Touchscreen | No |
| Display resolution | 1920 x 1200 pixels |
| Display diagonal | 35.6 cm (14") |
| Processor | |
|---|---|
| Processor base power | 28 W |
| Maximum turbo power | 115 W |
| Processor cache | 24 MB |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Efficient-core base frequency | 1.5 GHz |
| Performance-core base frequency | 2 GHz |
| Low Power Efficient-core Max Turbo Frequency | 2.5 GHz |
| Efficient-core Max Turbo Frequency | 4.4 GHz |
| Performance-core Max Turbo Frequency | 5.1 GHz |
| Low Power Efficient-cores | 2 |
| Efficient cores | 8 |
| Performance cores | 6 |
| Processor boost frequency | 5.1 GHz |
| Processor threads | 16 |
| Processor cores | 16 |
| Processor model | 255H |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor family | Intel Core Ultra 7 |
| Processor manufacturer | Intel |
| Neural processor unit (NPU) | |
|---|---|
| GPU performance up to | 74 TOPs |
| NPU performance up to | 13 TOPs |
| Total processor performance up to | 96 TOPs |
| AI software frameworks supported by NPU | DirectML, OpenVINO, Windows ML, ONNX RT, WebNN |
| Windows Studio effects support | Yes |
| Sparsity support | Yes |
| Neural processor unit (NPU) | Intel AI Boost |
| Memory | |
|---|---|
| Memory slots | 2x SO-DIMM |
| Memory layout (slots x size) | 1 x 16 GB |
| Memory form factor | SO-DIMM |
| Internal memory type | DDR5-SDRAM |
| Internal memory | 16 GB |
| Storage | |
|---|---|
| Compatible memory cards | MicroSD (TransFlash) |
| Card reader integrated | Yes |
| Optical drive type | No |
| M.2 SSD size | 2280 (22 x 80 mm) |
| SSD form factor | M.2 |
| SSD interface | PCI Express 4.0 |
| NVMe | Yes |
| SSD capacity | 512 GB |
| Number of SSDs installed | 1 |
| Total SSDs capacity | 512 GB |
| Storage media | SSD |
| Total storage capacity | 512 GB |
| Graphics | |
|---|---|
| On-board graphics card model | Intel Arc 140T |
| On-board graphics card family | Intel Arc Graphics |
| On-board GPU manufacturer | Intel |
| Discrete graphics card model | Not available |
| Discrete graphics card | No |
| On-board graphics card | Yes |
| Audio | |
|---|---|
| Audio system | Dirac |
| Camera | |
|---|---|
| Privacy type | Privacy shutter |
| Privacy camera | Yes |
| Infrared (IR) camera | Yes |
| Front camera resolution | 1920 x 1080 pixels |
| Front camera HD type | Full HD |
| Front camera | Yes |
| Network | |
|---|---|
| Bluetooth version | 5.4 |
| Bluetooth | Yes |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Ethernet LAN | Yes |
| Antenna type | 2x2 |
| Wi-Fi standards | Wi-Fi 7 (802.11be) |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Mobile network connection | No |
| Ports & interfaces | |
|---|---|
| USB Type-C DisplayPort Alternate Mode | Yes |
| Combo headphone/mic port | Yes |
| Intel® Thunderbolt 4 | Yes |
| Thunderbolt 4 ports quantity | 2 |
| HDMI version | 2.1 |
| HDMI ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 2 |
| Performance | |
|---|---|
| Repairability index | 9.7 |
| Keyboard | |
|---|---|
| Numeric keypad | No |
| Keyboard backlit | Yes |
| Pointing device | Touchpad |
| Software | |
|---|---|
| Trial software | 1-month trial for new Microsoft 365 customers |
| Operating system architecture | 64-bit |
| Operating system installed | Windows 11 Pro |
| Battery | |
|---|---|
| Battery capacity | 63 Wh |
| Number of battery cells | 3 |
| Battery technology | Lithium-Ion (Li-Ion) |
| Power | |
|---|---|
| USB Power Delivery (USB PD) | Yes |
| Required charging power (min) | 55 W |
| Required charging power (max) | 65 W |
| USB Type-C charging port | Yes |
| AC adapter output voltage | 20 V |
| AC adapter output current | 3.25 A |
| AC adapter input voltage | 100 - 240 V |
| AC adapter frequency | 50 - 60 Hz |
| AC adapter power | 65 W |
| Security | |
|---|---|
| Password protection type | BIOS, HDD, User |
| Password protection | Yes |
| Trusted Platform Module (TPM) | Yes |
| Trusted Platform Module (TPM) version | 2.0 |
| Windows Hello | Yes |
| Face recognition | Yes |
| Smart card reader | Yes |
| Fingerprint reader | Yes |
| Cable lock slot type | Kensington |
| Cable lock slot | Yes |
| Certificates | |
|---|---|
| Compliance certificates | REACH |
| Sustainability | |
|---|---|
| Sustainability certificates | ENERGY STAR, EPEAT Climate +, EPEAT Gold, Forest Stewardship Council (FSC) Recycled |
| Weight & dimensions | |
|---|---|
| Height (rear) | 1.79 cm |
| Height (front) | 1.75 cm |
| Depth | 226.8 mm |
| Width | 315.1 mm |
| Weight | 1.44 kg |
| General | |
|---|---|
| Product family | ExpertBook |
| Product series | B5 |
| Packaging content | |
|---|---|
| AC adapter included | Yes |
