ASUS logo MPN: 90NX0731-M00150

ASUS ExpertBook B3 B3604CMA-P53-CB Intel Core Ultra 5 125U Laptop 40.6 cm (16″) WUXGA 16 GB DDR5-SDRAM 512 GB SSD Wi-Fi 6 (802.11ax) Windows 11 Pro Black

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Screen size
16"
Resolution
1920 x 1200
Processor line
Intel Core Ultra 5
Capacity
16 GB
Storage
512 GB
Cores
12
NVMe
Y
Depth
254.3 mm
Width
358 mm
View 126 specifications
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Overview

Configured to advance your business
ASUS ExpertBook B3 is smartly crafted for business success, boosting productivity, elevating security and enabling real-time communication with flexible IT upgrades. Its powerful cutting-edge features include up to Intel® Core™ Ultra 7 processor and up to NVIDIA® RTX™ 2050 or Intel® Arc™ graphics, and a vibrant screen with a tall 16:10 aspect ratio. ExpertBook B3 is also packed with connectivity, has SSD with RAID 0/1 support, secure TPM chip, dual SO DIMM for easier IT upgrades and MIL-STD-810H2 military-grade durability — all in a design that embraces an eco-conscious outlook that embodies accountability and sustainability.

Next-level performance
ExpertBook B3 is powered by up to the latest Intel® Core™ Ultra 7 processor with AI-ready architecture and up to NVIDIA® RTX™ 2050 or Intel® Arc™ graphics, delivering the fast and responsive performance you need to get the job done.

Comprehensive connectivity
ExpertBook B3 is loaded with I/O ports. These include cutting-edge Thunderbolt™ 4, the next generation of the universal cable connectivity solution that offers support for the next-level USB4 interface, 40 Gbps data transfer speeds, 4K display output and fast charging.

Enterprise-grade security
ExpertBook B3 empowers dual identity verification with a Full HD IR camera1 and fingerprint sensor1 for face and fingerprint login and smart card1 reader for physical authentication, making it an ideal choice for businesses that demand upgraded security and device protection. It also has an optional Opal SED SSD1, TPM1 chip, webcam shield and Kensington Nano Security Slot for strong data security and enhanced hardware-level protection.

Military-grade durability2
ExpertBook B3 is tested to MIL-STD-810H2 standards for assured durability and product longevity.

Powered by innovations
Powered by an up to Intel® Core™ Ultra 7 processor with AI-ready architecture and up to NVIDIA® RTX™ 2050 or Intel® Arc™ graphics, ExpertBook B3 is poised to innovate the way you do business. It is engineered to enhance your business capabilities, providing the fast and responsive performance essential for today’s demands — enabling seamless multitasking, advanced data handling, and streamlined operations. ExpertBook B3 reshapes your workstyle and brings your business endeavors to new heights, getting the job done like never before.

Smarter, faster, AI-powered
With the Intel Neural Processing Unit (NPU) and Copilot in Windows3 delivering unparalleled AI performance, the ExpertBook B3 series is an exceptional choice for professionals. It not only delivers amazing performance; it also offers enhanced security measures that provide robust defense against potential threats. This combination of hardware and software empowers users to navigate through their workloads with ease.

INTEL® AI BOOST (NPU)
Intel’s first-ever NPU is dedicated to AI workloads and optimized for sustained, power-moderate applications. This groundbreaking integrated AI engine seamlessly delivers improved collaboration and productivity through local AI assistants, and superior video editing performance, all while maximizing energy efficiency for exceptional per-watt performance.

COPILOT IN WINDOWS
Copilot in Windows3 with commercial data protection is your AI assistant at work. Supercharge your productivity and achieve more with less time and effort using Copilot. Experience your everyday AI companion now with the dedicated Copilot key. Just one click for endless exploration.

Flexible configurations
ExpertBook B3 offers you the freedom to tailor your device to specific requirements or everyday computing tasks — with configuration options that include an IR camera1 and fingerprint sensor1 for face and fingerprint login, smart card reader1 for multifactor authentication and even LTE1 connectivity for seamless remote working.
The optional touchscreen model is also compatible with ASUS Pen 2.0, and other MPP 2.0-compatible input devices, for versatile productivity.

Productivity-first design
Smartly designed for productivity, ExpertBook B3 embodies a true productivity-first approach. Its features include AI noise-canceling technology for uninterrupted conference calls, a 16:10 NanoEdge bezel for exceptional visual experiences, a fast-charging battery4 and, a full-sized numeric keypad for speedy data entry.

​​​AI-NOISE CANCELING
To provide exceptional remote-working and video-conferencing experiences, ExpertBook B3 features AI-powered noise-cancelation technology that cancels out unwanted background noise and pick up the user’s voice for optimum conference-call quality. Whether you’re working from home or engaging in remote work with occasional background noise, ExpertBook B3 guarantees uninterrupted calls.

16:10 NANOEDGE BEZEL
ExpertBook B3

Technical Specifications

Processor

8 SPECS
Cache
12 MB
Cores
12
Model
125U
Processor line
Intel Core Ultra 5
Threads
14
Cache level
Smart Cache
CPU brand
Intel
Boost clock
4.3 GHz

Physical

8 SPECS
Depth
254.3 mm
Width
358 mm
Height
20.3 mm
Weight
1900 g
Form factor
Clamshell
Product type
Notebook
Colour
Black
Market segment
Business

Ports & Connectivity

3 SPECS
HDMI ports
1
USB 2.0 ports
0
Ethernet ports
1

Display

8 SPECS
Display type
WUXGA
Panel type
IPS
Touchscreen
No
LED backlight
Yes
Screen size
16"
Resolution
1920 x 1200
Aspect ratio
16:10
Contrast ratio
1000:1

Memory

4 SPECS
Capacity
16 GB
Form factor
SO-DIMM
Memory type
DDR5-SDRAM
Max memory
32 GB

Storage

3 SPECS
Capacity
512 GB
Form factor
M.2
Storage
512 GB

General

92 SPECS
NVMe
Yes
Bluetooth
Yes
Colour name
Star Black
Antenna type
2x2
Audio system
Dirac
Colour gamut
45
Ethernet LAN
Yes
Front camera
Yes
HDMI version
2.1
Memory slots
2x SO-DIMM
Privacy type
Privacy shutter
SSD interface
PCI Express 4.0
Storage media
SSD
Windows Hello
Yes
Numeric keypad
Yes
Privacy camera
Yes
Trial software
1-month trial for new Microsoft 365 customers.
Security lock slot
Yes
Efficient cores
8
Pointing device
Touchpad
Wi-Fi standard
Wi-Fi 6 (802.11ax)
AC adapter power
65 W
Battery capacity
63 Wh
Face recognition
Yes
Housing material
Plastic
RGB colour space
NTSC
Sparsity support
Yes
Anti-glare screen
Yes
Bluetooth version
5.2
Introduction year
2024
Performance cores
2
Battery technology
Lithium-Ion (Li-Ion)
Display brightness
300
Fingerprint reader
Yes
Optical drive type
No
Top Wi-Fi standard
Wi-Fi 6 (802.11ax)
Built-in microphone
Yes
Maximum turbo power
57
Password protection
Yes
Repairability index
8.5
Total SSDs capacity
512
AC adapter frequency
50 - 60
Cable lock slot type
Kensington
Front camera HD type
Full HD
Infrared (IR) camera
Yes
Maximum refresh rate
60
Processor base power
15
Generation
Intel Core Ultra (Series 1)
Intel® Thunderbolt 4
Yes
Maximum frequency NPU
1.4
Dedicated graphics
No
Integrated graphics
Yes
Compliance certificates
REACH
Ethernet LAN data rates
10,100,1000
Front camera resolution
1920 x 1080
Number of battery cells
3
AC adapter input voltage
100 - 240
Combo headphone/mic port
Yes
Number of SSDs installed
1
Password protection type
BIOS,HDD,User
Spill-resistant keyboard
Yes
USB Type-C charging port
Yes
AC adapter output current
3.25 A
AC adapter output voltage
20 V
Low Power Efficient-cores
2
Mobile network connection
No
On-board GPU manufacturer
Intel
Sustainability compliance
Yes
AI datatype support on NPU
FP16,FP32,Int8
Operating system
Windows 11 Pro
Neural processor unit (NPU)
Intel AI Boost
Eco certifications
ENERGY STAR,EPEAT Gold,Forest Stewardship Council (FSC) Mix,TCO
USB Power Delivery (USB PD)
Yes
Dedicated GPU model
Not available
Memory layout (slots x size)
1 x 16
Integrated GPU model
Intel Graphics
Thunderbolt 4 ports quantity
2
Efficient-core base frequency
0.8
OS architecture
64-bit
Trusted Platform Module (TPM)
Yes
Windows Studio effects support
Yes
Performance-core base frequency
1.3
Efficient-core Max Turbo Frequency
3.6
Performance-core Max Turbo Frequency
4.3
Trusted Platform Module (TPM) version
2.0
USB Type-C DisplayPort Alternate Mode
Yes
AI software frameworks supported by NPU
DirectML,ONNX RT,OpenVINO,Windows ML
Low Power Efficient-core Base Frequency
700
Low Power Efficient-core Max Turbo Frequency
2.1
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

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Product lifecycle

In production

Still listed as on-market by the manufacturer — actively sold and supported.

Lifecycle status is derived from catalog data and is indicative, not a manufacturer support guarantee.