ASUS ExpertBook B5 B5404CM-Q5U715X Intel Core Ultra 7 155U Laptop 35.6 cm (14″) WUXGA 16 GB DDR5-SDRAM 512 GB SSD Wi-Fi 6E (802.11ax) Windows 11 Pro Black
- Windows 11 Pro
- Intel Core Ultra 7
- Intel Graphics
- Ultrafast WiFi 6E
- Starting from 1.42 kg light
- SO-DIMM 16 GB DDR5
- SSD 512 GB capacity
Business excellence with AI
ASUS ExpertBook B5 is the perfect on-the-go companion for forward-thinking professionals. It’s an ultralight, AI-ready marvel that combines the latest Intel® Core™ Ultra processor with Intel vPro® and discrete NVIDIA® graphics1, ushering in a new era of productivity — plus a taller 16:10 touchscreen2 for deeper immersion. With AI-powered features like an intelligent camera and noise cancelation plus seamless WiFi 73 and 4G connectivity4, everyday business is smarter, faster and smoother. ExpertBook B5 equips you for effective, enjoyable work — everywhere you go.
| Design |
| Market positioning |
Work |
| Housing material |
Aluminium, Magnesium |
| Form factor |
Clamshell |
| Colour name |
Star Black |
| 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 |
15 W |
| Maximum turbo power |
57 W |
| Processor cache type |
Smart Cache |
| Processor cache |
12 MB |
| Low Power Efficient-core Base Frequency |
700 MHz |
| Efficient-core base frequency |
1.2 GHz |
| Performance-core base frequency |
1.7 GHz |
| Low Power Efficient-core Max Turbo Frequency |
2.1 GHz |
| Efficient-core Max Turbo Frequency |
3.8 GHz |
| Performance-core Max Turbo Frequency |
4.8 GHz |
| Low Power Efficient-cores |
2 |
| Efficient cores |
8 |
| Performance cores |
2 |
| Processor boost frequency |
4.8 GHz |
| Processor threads |
14 |
| Processor cores |
12 |
| Processor model |
155U |
| Processor generation |
Intel® Core™ Ultra (Series 1) |
| Processor family |
Intel Core Ultra 7 |
| Processor manufacturer |
Intel |
| Neural processor unit (NPU) |
| AI software frameworks supported by NPU |
DirectML, ONNX RT, OpenVINO, Windows ML |
| Windows Studio effects support |
Yes |
| Sparsity support |
Yes |
| Maximum frequency NPU |
1.4 GHz |
| Neural processor unit (NPU) |
Intel AI Boost |
| Memory |
| Maximum internal memory |
64 GB |
| Memory slots |
2x SO-DIMM |
| Memory form factor |
SO-DIMM |
| Internal memory type |
DDR5-SDRAM |
| Internal memory |
16 GB |
| Storage |
| Optical drive type |
No |
| 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 Graphics |
| On-board graphics card family |
Intel Graphics |
| On-board GPU manufacturer |
Intel |
| Discrete graphics card model |
Not available |
| Discrete graphics card |
No |
| On-board graphics card |
Yes |
| Audio |
| Built-in microphone |
Yes |
| Audio system |
Dolby Atmos |
| 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 |
5.3 |
| Bluetooth |
Yes |
| Ethernet LAN data rates |
10,100,1000 Mbit/s |
| Ethernet LAN |
Yes |
| Antenna type |
2×2 |
| Wi-Fi standards |
Wi-Fi 6E (802.11ax) |
| Top Wi-Fi standard |
Wi-Fi 6E (802.11ax) |
| 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 |
8.4 |
| Keyboard |
| Numeric keypad |
No |
| Keyboard backlit |
Yes |
| Pointing device |
Touchpad |
| Software |
| Trial software |
1-month trial for new Microsoft 365 customers. Credit card required. |
| 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 |
| 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, User, HDD |
| Password protection |
Yes |
| Trusted Platform Module (TPM) |
Yes |
| Trusted Platform Module (TPM) version |
2.0 |
| Windows Hello |
Yes |
| Smart card reader |
Yes |
| Fingerprint reader |
Yes |
| Cable lock slot type |
Kensington |
| Cable lock slot |
Yes |
| Certificates |
| Compliance certificates |
REACH |
| Sustainability |
| Sustainability certificates |
Forest Stewardship Council (FSC) Recycled, ENERGY STAR, EPEAT Gold |
| Weight & dimensions |
| Height (rear) |
1.9 cm |
| Height (front) |
1.89 cm |
| Depth |
226.8 mm |
| Width |
313.7 mm |
| Weight |
1.46 kg |
| General |
| Product family |
ExpertBook |
| Product series |
B5 |
- ASUS ExpertBook B5 Series #Intel | 2024
