ASUS ExpertBook B3 B3405CCA-LY3628X 14″ Laptop

Intel 125H · Intel Arc Graphics · 16 GB · 512 GB

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Type Everyday
Processor Intel 125H
Graphics Intel Arc Graphics
Memory 16 GB
Storage 512 GB
Display 14 inch

ASUS ExpertBook B3 B3405CCA-LY3628X 14″ Laptop is a 14-inch everyday laptop with an Intel 125H processor, Intel Arc Graphics, 16 GB of RAM and 512 GB of storage. A good fit for study, office work and browsing. It came out in 2026.

Released: 2026-05-22

Specifications

Key specs

Type: Everyday
Processor: Intel 125H
Graphics: Intel Arc Graphics
Memory: 16 GB
Storage: 512 GB
Display: 14 inch
Resolution: 1920 x 1200
weight: 1.49 kg
os: Windows 11 Pro
Released: 2026-05-22
Part number: 90NX08L1-M04B50
EAN / UPC: 4711636452007

Design

Colour name: Gentle Grey
Product type: Laptop
Product colour: Grey
Form factor: Clamshell
Housing material: Plastic
Display back cover material: Aluminium
Market positioning: Work
Introduction year: 2025

Display

Display diagonal: 35.6 cm (14")
Display resolution: 1920 x 1200 pixels
HD type: WUXGA
Panel type: IPS-Level
LED backlight: Yes
Native aspect ratio: 16:10
Anti-glare screen: Yes
Display brightness: 300 cd/m²
RGB colour space: NTSC
Colour gamut: 45%

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Processor

Processor manufacturer: Intel
Processor family: Intel Core Ultra 5
Processor generation: Intel® Core™ Ultra (Series 1)
Processor model: 125H
Processor cores: 14
Processor threads: 18
Processor boost frequency: 4.5 GHz
Performance cores: 4
Efficient cores: 8
Low Power Efficient-cores: 2
Performance-core Max Turbo Frequency: 4.5 GHz
Efficient-core Max Turbo Frequency: 3.6 GHz
Low Power Efficient-core Max Turbo Frequency: 2.5 GHz
Performance-core base frequency: 1.2 GHz
Efficient-core base frequency: 0.7 GHz
Low Power Efficient-core Base Frequency: 700 MHz
Processor cache: 18 MB
Processor cache type: Smart Cache
Processor socket: BGA 2049
Processor base power: 28 W
Maximum turbo power: 115 W

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, ONNX RT, OpenVINO, Windows ML
Total processor performance up to: 33 TOPs
NPU performance up to: 11 TOPs
GPU performance up to: 18 TOPs

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
Maximum internal memory: 64 GB

Storage

Total storage capacity: 512 GB
Storage media: SSD
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
Card reader integrated: Yes
Compatible memory cards: MicroSD (TransFlash)

Graphics

Discrete graphics card model: Not available
On-board graphics card: Yes
On-board GPU manufacturer: Intel
On-board graphics card family: Intel Arc Graphics
On-board graphics card model: Intel Arc Graphics

Audio

Audio system: Dirac
Built-in microphone: Yes

Camera

Front camera: Yes
Front camera resolution: 1920 x 1080 pixels
Front camera HD type: Full HD
Privacy camera: Yes
Privacy type: Privacy shutter

Ports & interfaces

USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 2
Ethernet LAN (RJ-45) ports: 1
HDMI ports quantity: 1
HDMI version: 2.1
Combo headphone/mic port: Yes
USB Type-C DisplayPort Alternate Mode: Yes

Keyboard

Pointing device: Touchpad
Keyboard backlit: Yes
Keyboard layout: QWERTZ
Keyboard language: German

Software

Operating system architecture: 64-bit
Operating system installed: Windows 11 Pro

Battery

Battery technology: Lithium-Ion (Li-Ion)
Number of battery cells: 3
Battery capacity: 50 Wh

Power

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 Type-C charging port: Yes
USB Type-C required charging power (min): 55 W
USB Type-C required charging power (max): 65 W
USB Power Delivery (USB PD): Yes

Security

Cable lock slot: Yes
Cable lock slot type: Kensington
Fingerprint reader: Yes
Smart card reader: Yes
Trusted Platform Module (TPM): Yes
Trusted Platform Module (TPM) version: 2.0
Password protection: Yes
Password protection type: BIOS, HDD, User

Weight & dimensions

Width: 315.1 mm
Depth: 226.8 mm
Height (front): 1.89 cm
Height (rear): 1.9 cm
Weight: 1.49 kg

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About this product

AI PC, configured for you ASUS ExpertBook B3 AI PC offers extensive customization to empower your daily business needs. Equipped with up to the latest Intel® Core™ Ultra 7 processor with Intel vPro®, Intel AI Boost NPU and Intel Arc graphics, this AI PC delivers solid performance to tackle a wide range of tasks seamlessly. ASUS ExpertBook B3 features AI tools such as ASUS AI ExpertMeet1, Microsoft Copilot2 and AI noise-canceling technology, delivering an unmatched productivity experience. With military-grade durability3, a full range of I/O ports, ultra-fast Wi-Fi 6E and advanced security features, this lightweight AI PC ensures flexibility and efficiency on the go. In addition, with long battery life, exceptional visuals and audio, and an eco-friendly design, ASUS ExpertBook B3 supports a sustainable, streamlined workflow — keeping you productive wherever you work.

User manual (PDF)

B3405CCA-LY3628X vs similar laptops

	ASUS ExpertBook B3 B3405CCA-LY3628X 14″ Laptop	HP EliteBook 1040 G11	HP Elite x360 1040 G11	HP EliteBook 8 G1i
Type	Everyday	Everyday	Everyday	Everyday
Processor	Intel 125H	Intel 125H	Intel 155H	Intel 225U
Graphics	Intel Arc Graphics	Intel Arc Graphics	Intel Arc Graphics	Intel Arc Graphics
Memory	16 GB	16 GB	16 GB	16 GB
Storage	512 GB	512 GB	512 GB	512 GB
Display	14 inch	14 inch	14 inch	14 inch
Resolution	1920 x 1200	1920 x 1200	1920 x 1200	1920 x 1200
Released	2026	2024	2024	2025