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ASUS Commercial / ExpertBook B3, P1 & A7 / ASUS ExpertBook B3 G1 14" (Intel Core Ultra 7 255H, 16GB, 512GB) B3406CCA-XS74

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ASUS ExpertBook B3 G1 14" (Intel Core Ultra 7 255H, 16GB, 512GB) B3406CCA-XS74

Core Ultra 7, 70WHrs

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Intel® Core™ Ultra 7 255H (16 cores, up to 5.1 GHz) with Intel® AI Boost NPU up to 13 TOPS

16GB DDR5 in 2x SO-DIMM slots (up to 96GB) and a 512GB PCIe® 4.0 TCG Opal 2.0 self-encrypting SSD

14-inch WUXGA (1920 x 1200) anti-glare display and a backlit, spill-resistant keyboard with 1.5mm key travel

Thunderbolt™ 4, USB 3.2 Gen 2 Type-C, 2x USB-A, HDMI 2.1, RJ45 Gigabit Ethernet and Wi-Fi 7

Business Laptops • EXPERTBOOK

ASUS ExpertBook B3 G1 14" (Intel Core Ultra 7 255H, 16GB, 512GB) B3406CCA-XS74

Model: B3406CCA-XS74

Part Number: B3406CCA-XS74

Intel® Core™ Ultra 7 255H (16 cores, up to 5.1 GHz) with Intel® AI Boost NPU up to 13 TOPS
16GB DDR5 in 2x SO-DIMM slots (up to 96GB) and a 512GB PCIe® 4.0 TCG Opal 2.0 self-encrypting SSD
14-inch WUXGA (1920 x 1200) anti-glare display and a backlit, spill-resistant keyboard with 1.5mm key travel
Thunderbolt™ 4, USB 3.2 Gen 2 Type-C, 2x USB-A, HDMI 2.1, RJ45 Gigabit Ethernet and Wi-Fi 7
70WHrs battery, 1080p FHD IR camera with privacy shutter, fingerprint sensor and TPM 2.0

Corporate volume rebates, tailored IT deployment, and enterprise fleet leasing supported.

Technical Architecture

Comprehensive Specifications

General Information

Brand	ASUS
Product Series	Business Laptops
Commercial Model	ASUS ExpertBook B3 G1 14" (Intel Core Ultra 7 255H, 16GB, 512GB) B3406CCA-XS74
Form Factor / Classification	Core Ultra 7, 70WHrs
Target Deployment Profile	IT departments deploying 14-inch Windows 11 Pro laptops that need drive encryption, wired Ethernet and room to upgrade memory.

Architecture & Core Performance

Processor	Intel® Core™ Ultra 7 Processor 255H 2.0 GHz (24MB Cache, up to 5.1 GHz, 16 cores, 16 Threads); Intel® AI Boost NPU up to 13 TOPS
Graphics	Intel® Graphics
Display	Non-touch screen, 14.0-inch, WUXGA (1920 x 1200) 16:10, Wide view, Anti-glare display, LED Backlit, 300nits, NTSC: 45%, Screen-to-body ratio 88%
Memory	16GB DDR5 SO-DIMM (2x DDR5 SO-DIMM slots), Memory Max Up to: 96GB
Storage	512GB M.2 2280 NVMe™ PCIe® 4.0 SSD, TCG Opal 2.0 self-encrypting drive (SED)
Color	Gentle Grey

Connectivity & I/O Ports

I/O Ports	1x Thunderbolt™ 4 (compliant with USB4, supports display / power delivery), 1x USB 3.2 Gen 2 Type-C (display / power delivery), 2x USB 3.2 Gen 1 Type-A, 1x HDMI 2.1 TMDS, 1x RJ45 Gigabit Ethernet, 1x 3.5mm Combo Audio Jack
Wireless	Wi-Fi 7 (802.11be) (Triple band) 2*2 + Bluetooth® 5.4

Mechanical, Dimensions & Weight

Weight	Start from: 1.44 kg (3.17 lbs)
Dimensions (W x D x H)	31.60 x 22.78 x 1.07 ~ 1.89 cm (12.44" x 8.97" x 0.42" ~ 0.74")

Security, Manageability & Warranty

Operating System	Windows 11 Pro
Camera	1080p FHD camera with IR function to support Windows Hello, with privacy shutter
Battery	70WHrs, 4S1P, 4-cell Li-ion
Security	TPM 2.0, Microsoft Security Level 3, Intel® BIOS Guard, BIOS Self Recovery, ASUS ExpertGuardian with NIST SP 800 193 compliance, Kensington Nano Security Slot™, IR webcam with Windows Hello support, fingerprint sensor integrated with Power Key
Military Grade	US MIL STD 810H military grade standard (24 procedures)
Warranty	3YR International plus 1YR Domestic ADP

Questions & Answers

ASUS ExpertBook B3 G1 14" FAQ

What is the part number of the ASUS ExpertBook B3 G1 14"?

The manufacturer part number is B3406CCA-XS74. Use this part number when you request a quote so Tech365 prices this exact configuration.

What are the main specifications of the ASUS ExpertBook B3 G1 14"?

Processor: Intel® Core™ Ultra 7 Processor 255H 2.0 GHz (24MB Cache, up to 5.1 GHz, 16 cores, 16 Threads); Intel® AI Boost NPU up to 13 TOPS; Graphics: Intel® Graphics; Display: Non-touch screen, 14.0-inch, WUXGA (1920 x 1200) 16:10, Wide view, Anti-glare display, LED Backlit, 300nits, NTSC: 45%, Screen-to-body ratio 88%; Memory: 16GB DDR5 SO-DIMM (2x DDR5 SO-DIMM slots), Memory Max Up to: 96GB. The full list is in the specifications section on this page.

Which operating system does the ASUS ExpertBook B3 G1 14" run?

The official specification lists: Windows 11 Pro.

What ports and connections does the ASUS ExpertBook B3 G1 14" have?

The official specification lists: 1x Thunderbolt™ 4 (compliant with USB4, supports display / power delivery), 1x USB 3.2 Gen 2 Type-C (display / power delivery), 2x USB 3.2 Gen 1 Type-A, 1x HDMI 2.1 TMDS, 1x RJ45 Gigabit Ethernet, 1x 3.5mm Combo Audio Jack.

What warranty comes with the ASUS ExpertBook B3 G1 14"?

3YR International plus 1YR Domestic ADP.

How do I get business or volume pricing for the ASUS ExpertBook B3 G1 14"?

Tech365 quotes business pricing per order. Select Request Quote on this page, set the quantity you need and send the form; the Tech365 team replies with a quote for part number B3406CCA-XS74.

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