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
ASUS ExpertBook B5 B5405CC-LYU715X, Intel Core Ultra 7, 35.6 cm (14"), 1920 x 1200 pixels, 16 GB, 512 GB, Windows 11 Pro
| Date | Price |
|---|---|
| 27 March 2026 | £985.35 |
| 1 April 2026 | £990.43 |
| 1 April 2026 | £990.43 |
| 7 April 2026 | £984.99 |
| 15 April 2026 | £998.93 |
| 18 April 2026 | £992.77 |
| 20 April 2026 | £992.77 |
| 24 April 2026 | £995.02 |
| 2 May 2026 | £975.41 |
| 6 May 2026 | £1,049.99 |
| 13 May 2026 | £1,060.96 |
| 1 June 2026 | £1,028.74 |
| 9 June 2026 | £1,038.02 |
| 10 June 2026 | £1,049.99 |
Compare 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 prices UK
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Product Information
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.
Product
Display
- Display diagonal
- 35.6 cm (14")
- Display resolution
- 1920 x 1200 pixels
- Touchscreen
- No
- HD type
- WUXGA
- LED backlight
- Yes
- Native aspect ratio
- 16:10
- Anti-glare screen
- Yes
- Display brightness
- 300 cd/m²
- RGB colour space
- NTSC
- Colour gamut
- 45%
- Maximum refresh rate
- 60 Hz
- Contrast ratio (typical)
- 1000:1
Processor
- Processor family
- Intel Core Ultra 7
- Processor manufacturer
- Intel
- Processor model
- 255H
- Processor generation
- Intel Core Ultra (Series 2)
- Processor cores
- 16
- Processor threads
- 16
- Processor boost frequency
- 5.1 GHz
- Performance cores
- 6
- Efficient cores
- 8
- Low Power Efficient-cores
- 2
- Performance-core Max Turbo Frequency
- 5.1 GHz
- Efficient-core Max Turbo Frequency
- 4.4 GHz
- Low Power Efficient-core Max Turbo Frequency
- 2.5 GHz
- Performance-core base frequency
- 2 GHz
- Efficient-core base frequency
- 1.5 GHz
- Low Power Efficient-core Base Frequency
- 700 MHz
- Processor cache
- 24 MB
- Processor base power
- 28 W
- Maximum turbo power
- 115 W
Ports & interfaces
- USB 2.0 ports quantity
- 0
- 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
- HDMI ports quantity
- 1
- USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
- 2
- Ethernet LAN (RJ-45) ports
- 1
- HDMI version
- 2.1
- Thunderbolt 4 ports quantity
- 2
- Intel® Thunderbolt 4
- Yes
- Combo headphone/mic port
- Yes
- USB Type-C DisplayPort Alternate Mode
- Yes
Memory
- Internal memory
- 16 GB
- Internal memory type
- DDR5-SDRAM
- Memory form factor
- SO-DIMM
- Memory layout (slots x size)
- 1 x 16 GB
- Memory slots
- 2x SO-DIMM
Weight & dimensions
- Weight
- 1.44 kg
- Width
- 315.1 mm
- Depth
- 226.8 mm
- Height (front)
- 1.75 cm
- Height (rear)
- 1.79 cm
Power
- USB Type-C charging port
- Yes
- USB Type-C required charging power (min)
- 55 W
- USB Type-C required charging power (max)
- 65 W
- AC adapter power
- 65 W
- AC adapter frequency
- 50 - 60 Hz
- AC adapter input voltage
- 100 - 240 V
- AC adapter output current
- 3.25 A
- AC adapter output voltage
- 20 V
- USB Power Delivery (USB PD)
- Yes
Audio
- Audio system
- Dirac
Keyboard
- Numeric keypad
- No
- Pointing device
- Touchpad
- Keyboard backlit
- Yes
Network
- Mobile network connection
- No
- Top Wi-Fi standard
- Wi-Fi 7 (802.11be)
- Wi-Fi standards
- Wi-Fi 7 (802.11be)
- Antenna type
- 2x2
- Ethernet LAN
- Yes
- Ethernet LAN data rates
- 10,100,1000 Mbit/s
- Bluetooth
- Yes
- Bluetooth version
- 5.4
Security
- Cable lock slot
- Yes
- Cable lock slot type
- Kensington
- Fingerprint reader
- Yes
- Smart card reader
- Yes
- Face recognition
- Yes
- Windows Hello
- Yes
- Trusted Platform Module (TPM)
- Yes
- Trusted Platform Module (TPM) version
- 2.0
- Password protection
- Yes
- Password protection type
- BIOS, HDD, User
Certificates
- Compliance certificates
- REACH
Software
- Operating system installed
- Windows 11 Pro
- Operating system architecture
- 64-bit
- Trial software
- 1-month trial for new Microsoft 365 customers
Camera
- Front camera
- Yes
- Front camera resolution
- 1920 x 1080 pixels
- Front camera HD type
- Full HD
- Infrared (IR) camera
- Yes
- Privacy camera
- Yes
- Privacy type
- Privacy shutter
Storage
- Total storage capacity
- 512 GB
- Storage media
- SSD
- Optical drive type
- No
- 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)
- Card reader integrated
- Yes
- Compatible memory cards
- MicroSD (TransFlash)
Battery
- Battery capacity
- 63 Wh
- Battery technology
- Lithium-Ion (Li-Ion)
- Number of battery cells
- 3
Graphics
- On-board graphics card
- Yes
- Discrete graphics card
- No
- Discrete graphics card model
- Not available
- On-board graphics card model
- Intel Arc 140T
- On-board GPU manufacturer
- Intel
- On-board graphics card family
- Intel Arc Graphics
Design
- Product type
- Laptop
- Product colour
- Black
- Form factor
- Clamshell
- Colour name
- Gentle Grey
- Housing material
- Aluminium
- Market positioning
- Work
- Introduction year
- 2025
Performance
- Repairability index
- 9.7
Packaging content
- AC adapter included
- Yes
Sustainability
- Sustainability certificates
- ENERGY STAR, EPEAT Climate +, EPEAT Gold, Forest Stewardship Council (FSC) Recycled
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
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