ASUS ExpertBook B3 B3405CCA-LY1861X 14″ Laptop

Intel 255H · Intel Arc 140T · 16 GB · 1 TB

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Type Everyday
Processor Intel 255H
Graphics Intel Arc 140T
Memory 16 GB
Storage 1 TB
Display 14 inch

ASUS ExpertBook B3 B3405CCA-LY1861X 14″ Laptop is a 14-inch everyday laptop with an Intel 255H processor, Intel Arc 140T graphics, 16 GB of RAM and 1 TB of storage. A good fit for study, office work and browsing. It came out in 2026.

Released: 2026-05-29

Specifications

Key specs

Type: Everyday
Processor: Intel 255H
Graphics: Intel Arc 140T
Memory: 16 GB
Storage: 1 TB
Display: 14 inch
Resolution: 1920 x 1200
weight: 1.49 kg
os: Windows 11 Pro
Released: 2026-05-29
Part number: 90NX08L1-M025Z0
EAN / UPC: 4711636226059

Design

Colour name: Gentle Grey
Product type: Laptop
Product colour: Grey
Form factor: Clamshell
Housing material: Aluminium
Market positioning: Work

Display

Display diagonal: 35.6 cm (14")
Display resolution: 1920 x 1200 pixels
HD type: WUXGA
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 7
Processor generation: Intel Core Ultra (Series 2)
Processor model: 255H
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

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

Memory

Internal memory: 16 GB
Internal memory type: DDR5-SDRAM
Memory form factor: SO-DIMM
Memory slots: 2x SO-DIMM
Maximum internal memory: 64 GB

Storage

Total storage capacity: 1 TB
Storage media: SSD
Total SSDs capacity: 1 TB
Number of SSDs installed: 1
SSD capacity: 1 TB
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)

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 140T

Audio

Audio system: Dirac
Built-in microphone: Yes

Camera

Front camera: Yes
Front camera HD type: Full HD
Infrared (IR) camera: Yes
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
Spill-resistant keyboard: Yes

Software

Operating system architecture: 64-bit
Trial software: Microsoft Office 365 Customer Trial, McAfee® 30 days free trial
Operating system installed: Windows 11 Pro

Battery

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

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 Power Delivery (USB PD): Yes

Security

Cable lock slot: Yes
Cable lock slot type: Kensington
Fingerprint reader: Yes
Windows Hello: Yes
Trusted Platform Module (TPM): Yes
Trusted Platform Module (TPM) version: 2.0

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 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 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.

B3405CCA-LY1861X vs similar laptops

	ASUS ExpertBook B3 B3405CCA-LY1861X 14″ Laptop	ASUS ExpertBook B5 B5405CCA-NZ0086X 14″ Laptop	ASUS ExpertBook B3 G1 B3406CCA-XS74 14″ Laptop	Lenovo Yoga Slim 7 14ILL11 Copilot+ PC
Type	Everyday	Everyday	Everyday	Everyday
Processor	Intel 255H	Intel 255H	Intel 255H	Intel 266V
Graphics	Intel Arc 140T	Intel Arc 140T	Intel Arc 140T	Intel Arc Graphics 140V
Memory	16 GB	16 GB	16 GB	16 GB
Storage	1 TB	1 TB	512 GB	1 TB
Display	14 inch	14 inch	14 inch	14 inch
Resolution	1920 x 1200	2560 x 1600	1920 x 1200	1920 x 1200
Released	2026	2025	2026	2026