The full specification section applies to the entire series, and is presented for reference purposes , specifications may differ between models. The specifications shown above cannot be changed unless an option is available to do so. E&OE.
Overview:
The Asus ExpertBook B3 (Part Number NBAS90NX08L1-M04HY0 ) is a lightweight, business-class AI laptop designed for professionals who demand reliability and performance. Powered by the Intel Core Ultra 5 Processor 225H with integrated Intel Arc Graphics and an NPU for AI tasks, this machine delivers efficient multitasking capabilities. It features a vibrant 14-inch WUXGA display, military-grade durability per MIL-STD-810H standards, and comprehensive security tools including a fingerprint reader and webcam shield. With built-in 4G LTE connectivity, up to 64GB of expandable DDR5 memory, and Windows 11 Pro pre-installed, it is the ideal companion for modern remote work environments.
The Asus ExpertBook B3 represents a significant leap in productivity AI technology, engineered specifically for the demands of today's mobile workforce. At its heart lies the Intel Core Ultra 5 225H processor, featuring a hybrid architecture with performance cores and efficient cores that manage workload intensity automatically to extend battery life while maintaining speed. The integrated Intel AI Boost NPU handles local artificial intelligence tasks efficiently, ensuring smooth operation for tools like Microsoft Copilot and ASUS AI ExpertMeet without draining system resources. This combination allows users to run demanding business applications, engage in high-definition video conferencing, and process data with confidence.
Versatility is at the core of this notebook, offering extensive customization options to suit individual workflows. The chassis design prioritizes an uncluttered workspace by strategically placing I/O ports on both sides, ensuring mouse movement remains uninterrupted during long work sessions. Connectivity is robust, featuring Wi-Fi 6E for stable wireless connections and an optional slot for a nano SIM card to access 4G LTE networks in selected territories. This ensures you stay connected whether you are at the office, traveling, or working from a remote location with limited infrastructure.
The display experience is equally impressive, utilizing a NanoEdge design that maximizes screen real estate within a compact frame. The 14-inch WUXGA panel offers a 16:10 aspect ratio and anti-glare coating to reduce eye strain during extended use, while TÃœV Rheinland certification validates its eye protection features. Audio quality is enhanced by Dirac technology with dual speakers and smart amplifier protection, ensuring clear sound for presentations or multimedia consumption. For secure communication, the AI noise-canceling technology filters out background distractions, allowing your voice to be heard clearly in any environment.
Features:
Key Performance Specifications- CPU: Intel Core Ultra 5 225H (14 cores including performance and efficient cores) with Turbo Boost up to 4.9 GHz
- Memory: 16GB DDR5-5600 SO-DIMM installed, expandable up to 64GB via two accessible slots
- Storage: 512GB PCIe M.2 SSD with support for an additional M.2 2280 or 2230 slot (note: LTE models may limit the second SSD)
- Graphics: Intel Arc Graphics 130T powered by a dedicated Neural Processing Unit (NPU) delivering 13 TOPS of AI performance
- Display: 14-inch WUXGA (1920 x 1200) LED-backlit non-glossy panel with 300 nits brightness and 84% screen-to-body ratio
Built for resilience, the ExpertBook B3 undergoes rigorous testing to meet US military-grade MIL-STD-810H standards. This durability ensures the laptop can withstand drops, vibrations, extreme temperatures, and dust exposure, making it suitable for front-line workers or frequent travelers. The design also incorporates over 25% post-consumer recycled materials, reflecting a commitment to sustainability without compromising on structural integrity. Users can rest assured that this device is engineered to maintain its aesthetic appeal and functional reliability even under demanding daily conditions.
Security is paramount for business users, which is why the ExpertBook B3 includes a comprehensive suite of enterprise-grade protections. The system supports Windows 11 Secured-core PC technology and features ASUS ExpertGuardian for enhanced defense against malware and firmware attacks. Physical security measures include a Kensington Nano Security Slot, a fingerprint sensor integrated with the power button, and a physical webcam shield to guarantee privacy when not in use. Additionally, McAfee Smart AI threat detection provides real-time monitoring to neutralize emerging cybersecurity risks before they can impact your data.
The connectivity options on this laptop are designed to eliminate the need for dongles and adapters. The device includes two USB 3.2 Gen 1 Type-A ports, two USB 3.2 Gen 2 Type-C ports that support power delivery and display output, an HDMI 2.1 port for external monitors, and a Gigabit Ethernet LAN port for stable wired connections. A microSD card reader and optional smart card reader further enhance its utility for various business scenarios. The inclusion of 4G LTE capability in this model ensures seamless internet access even when Wi-Fi is unavailable.
What's in the Box- Asus ExpertBook B3 Laptop (NBAS90NX08L1-M04HY0)
- 65W Type-C AC Adapter with power cord
- User Manual and Warranty Documentation
The user experience is further refined through the MyASUS software suite, which allows for intuitive system customization and monitoring. Features include battery health charging modes to prolong lifespan, fan profile adjustments for cooling control, and screen optimization tools like Splendid and Tru2Life. For business users requiring specific configurations, image maker and BIOS customization can be performed directly from the factory to meet organizational standards. The laptop also includes a one-month trial of Microsoft 365, providing immediate access to essential productivity applications upon setup.
Maintaining this device is straightforward thanks to its user-centric design, which prioritizes ease of repairability. The chassis allows for quick access to memory and storage components without complex disassembly, ensuring minimal downtime during upgrades or maintenance. This approach aligns with the growing demand for sustainable products that can be repaired rather than replaced. With a high reparability index rating in certain regions, this laptop stands as a responsible choice for businesses aiming to reduce electronic waste.
Whether you are managing complex spreadsheets, attending global video conferences, or analyzing large datasets, the Asus ExpertBook B3 provides the power and reliability required to succeed. Its blend of AI-driven performance, military-grade toughness, and robust security features makes it a standout choice for professionals who cannot afford interruptions. The lightweight form factor ensures it remains portable without sacrificing the capabilities needed for serious business tasks.
Specifications:
| © 2026 Respective owners and brand holders. This table has been carefully researched and generated by ComXpert International CC (//www.comx-computers.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered. |
Specifications and features |
| Model | b3405cca / 90NX08L1-M04HYO |
| Operating System | Windows 11 Pro |
| Office | 1-month trial for new Microsoft 365 customers. Credit card required. |
| LCD cover-material | Aluminum |
| LCD cover-color | Gentle Grey |
| Top case-material | Plastic |
| Top case-color | Gentle Grey |
| Bottom case-material | Plastic |
| Bottom case-color | Gentle Grey |
| Military grade | US MIL STD 810H military grade standard (24 procedures) |
| Panel Size | 14.0-inch |
| Backlit | LED Backlit |
| Brightness | 300nits |
| Resolution | WUXGA (1920 x 1200) 16:10 |
| Glare | Anti-glare display |
| Color gamut | NTSC: 45% |
| View angle(H/V) | 170/170 |
| Response time(Typ/Max) (ms) | 20/25 |
| Refresh rate | 60Hz |
| Contrast (Typ) | 800:1 |
| Touch Panel | Non-touch screen |
| Screen-to-body ratio | 84 % |
| lPS-level | Wide view |
| Processor | lntel Core Ultra 5 Processor 225H 1.7 GHz (18MB Cache, up to 4.9 GHz, 14 cores, 14 Threads) , lntel Al Boost NPU up to 13 TOPS |
| Neural processor | lntel Al Boost NPU |
| Chipset | N/A |
| Discrete/Share | Share |
| Integrated GPU | lntel Graphics |
| VRAM | N/A |
| How to upgrade memory | Upgradable , Need to remove bottom/top case |
| Expansion Slot(includes used) | 2x DDR5 SO-DIMM slots |
| 1x M.2 2280 PCle 4.0 x4 |
| 1x M.2 2230 PCle 4.0 x4 |
| While selecting the LTE/5G specification, the 2230 SSD can't be installed additionally due to design limitation. |
| DIMM Memory | 16GB DDR5 SO-DIMM |
| Total System Memory | DDR5 16GB |
| Storage | 512GB M.2 2280 NVMe PCle4.0 SSD |
| Front-facing. camera | 1080p FHD camera with IR function to support Windows Hello |
| With privacy shutter |
| Wireless | Wi-Fi 6(802.11ax) (Dual band) 2*2 + Bluetooth 5.4 Wireless Card |
| WWAN | 4G LTE support (in selected territories) |
| NumberPad | N/A |
| FingerPrint | FingerPrint |
| Keyboard type | Backlit Chiclet Keyboard |
| Keyboard language | English |
| l/O ports | 2x USB 3.2 Gen 1 Type-A |
| 2x USB 3.2 Gen 2 Type-C support display / power delivery |
| 1x HDMI'" 2.1 TMDS |
| 1x 3.5mm Combo Audio Jack |
| 1x RJ45 Gigabit Ethernet |
| Micro SD card reader |
| SIM card slot |
| Smart card reader |
| Audio. | Audio by Dirac |
| Smart |
| Amp Technology |
| Built in speaker |
| Built-in array microphone |
| Battery | 50WHrs, 3S1P, 3-cell Li-ion |
| AC Adapter | TYPE-C, 65W AC Adapter, Output: 20V DC, 3.25A, 65W, lnput: 100-240V AC 50/60Hz universal. (Adapter+power cord) |
| Required charging power | Min: 55W |
| Max: 65W |
| *The indicated wattage is for demonstrating the system's support capability as required by EU regulations. For optimal system performance, please use the standard-wattage adapter or higher. |
| Dimension (WxHxD) | 31.51 x 22.68 x 1.05 - 1.90 cm (12.41" x 8.93" x 0.41" - 0.75") |
| Starting Weight (with Battery) | 1.55 kg (3.42lbs) |
| Starting Weight (w/O Battery) | 1.36 kg (3.00lbs) |
| Security | Kensington Nano Security Slot(6x 2.5mm) |
| Fingerprint sensor integrated with Power Key |
| Enhanced Password Strength |
| lntel BlOS Guard |
| lntel Boot Guard |
| BlOS lntegrity Measurement Support |
| Support Absolute Persistence 2.0 (Computrace) |
| lntel CSME Firmware Resilience |
| Trusted Platform Module (TPM) 2.0 |
| BlOS Self Recovery |
| BlOS Booting User Password Protection |
| BlOS setup user password |
| CSME BlOS Redundancy Assistance |
| HDD User Password Protection and Security |
| Microsoft Secured-core PC |
| ASUS ExpertGurdian with NIST SP 800 155 compliance |
| N/A |
| Antivirus | McAfee 30 days free trial |
| MyASUS feature | System diagnosis |
| Battery health charging |
| Fan Profile |
| Splendid |
| Tru2Life |
| Function key lock |
| AppDeals |
| Link to MyASUS |
| MyExpert Features | ExpertMeet(Al1) |
| Built-in Apps | Al ExpertMeet (Al features need devices with 12GB RAM or more) |
| MyASUS |
| Disclaimer for Built-in Apps | Built-in Apps vary from OS SKU. |
| Reparability Index (for Belgium) | 9.5 |
| Reparability Index (for France) | 9.9 |
| Ecolabels & Comphances. | EPEAT Gold with Climate+ |
| Energy star 9.0 |
| FSC Recycled |
| REACH |
| RoHS |
| TCO Certified Generation 10 |
FAQ
Does this laptop support built-in cellular connectivity?Yes, this model includes a built-in 4G (LTE) modem with an optional nano SIM slot, allowing you to connect to the internet without Wi-Fi in selected territories.
Can I upgrade the memory and storage on this notebook?Absolutely. The laptop features two DDR5 SO-DIMM slots supporting up to 64GB of RAM and includes both an M.2 2280 slot for your SSD and an additional M.2 2230 slot, though note that the 2230 drive cannot be used if you have a specific LTE/5G configuration installed.
What security features are included to protect business data?This device offers robust enterprise-grade protection including a physical webcam shield, fingerprint sensor integrated with the power key, TPM 2.0, and McAfee Smart AI threat detection for real-time cybersecurity defense.
Is the display suitable for use in bright environments?The 14-inch WUXGA display features an anti-glare finish and high brightness of 300 nits, which helps minimize reflections and ensures clear visibility even under strong lighting conditions.
How does this laptop handle audio during video conferences?Equipped with AI-powered two-way noise-canceling technology and dual-array microphones, the notebook effectively filters out background noise to ensure your voice is captured clearly for professional calls.
Up
Down
Mobile store
