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Dell PB14255 14in FHD+ Ryzen AI 5 340 16GB 512GB SSD Win 11 Pro 42T8J
Dell·MPN: 42T8J

Dell PB14255 14in FHD+ Ryzen AI 5 340 16GB 512GB SSD Win 11 Pro 42T8J

The Dell PB14255 is a 14-inch business laptop engineered with an AMD Ryzen AI 5 340 processor, delivering 50 TOPs of NPU performance for advanced AI acceleration in professional workflows.

  • AI Performance: Features an AMD Ryzen AI 5 340 processor with 50 TOPs NPU, accelerating demanding professional and creative applications.
  • Secure Operations: Runs Windows 11 Pro and includes TPM 2.0, providing hardware-level security and robust data protection for business environments.
  • Rapid Storage: Equipped with a 512GB PCIe 4.0 NVMe SSD, ensuring near-instant boot times and quick access to critical business data.
  • Future-Proof Connectivity: Supports Wi-Fi 7 (802.11be) and USB4 Gen 3x2, enabling ultra-fast wireless and wired data transfer for evolving network demands.
$1,498.30
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Manufacturer Warranty Included

Product Overview

The Dell PB14255 is a purpose-built business laptop featuring a 14-inch Full HD+ (1920 x 1200) anti-glare display and an AMD Ryzen AI 5 340 processor with 6 cores, boosting up to 4.8 GHz, paired with 16 GB of LPDDR5x-SDRAM and a 512 GB PCIe 4.0 NVMe SSD.

This laptop is engineered for modern professional demands, offering advanced AI acceleration with 50 TOPs NPU performance, comprehensive security features like TPM 2.0 and Windows 11 Pro, and future-ready Wi-Fi 7 connectivity for high-density office environments.

  • AI Performance & Productivity: Leverages the AMD Ryzen AI 5 340 processor with 50 TOPs NPU, significantly boosting performance for AI-driven applications and enhancing employee efficiency.
  • Enhanced Security: Integrates Windows 11 Pro and TPM 2.0, providing hardware-level encryption and secure boot capabilities to protect sensitive business data.
  • High-Speed Storage: Features a 512GB NVMe SSD, ensuring rapid application loading and quick file access, minimizing wait times for busy professionals.
  • Advanced Connectivity: Equipped with Wi-Fi 7 and USB4 Gen 3x2 ports, enabling faster data transfers and reliable network access for critical business operations.
  • Portability & Durability: Designed with a lightweight aluminum chassis and a 14-inch form factor, offering robust construction for mobile professionals and reducing replacement costs.

This Dell PB14255 laptop is an ideal choice for businesses seeking a secure, high-performance mobile workstation that supports modern AI-accelerated workflows.

Technical Specifications

1Performance & Business Impact
ProcessorAMD Ryzen AI 5 340 (6 Cores, up to 4.8 GHz)
Neural Processor Unit (NPU)50 TOPs (AMD Ryzen AI)
Internal Memory16 GB LPDDR5x-SDRAM (7500 MT/s)
Storage Capacity512 GB PCIe 4.0 NVMe SSD
Operating SystemWindows 11 Pro (64-bit)
2Connectivity & I/O
USB4 Gen 3x2 Ports2
USB 3.2 Gen 1 Type-A Ports2
HDMI Port1 (HDMI 2.1)
Wi-Fi StandardWi-Fi 7 (802.11be) Tri-band
BluetoothYes
3Physical & Environmental
Dimensions (W x D x H)313.5 mm x 224 mm x 21.2 mm / 12.34 in x 8.82 in x 0.83 in
Weight1.56 kg / 3.44 lbs
Product ColorPlatinum, Silver
Housing MaterialAluminium
Operating Temperature0 - 35 °C (32 - 95 °F)
4Lifecycle, Warranty & Compliance
Warranty1-Year Limited Hardware Warranty (Estimated)
In-Box ContentsLaptop, AC adapter
Operating SystemWindows 11 Pro
Trusted Platform Module (TPM)TPM 2.0
Cable Lock SlotWedge

Full Specifications

Manufacturer Data
Processor11
Processor manufacturerAMD
Processor familyAMD Ryzen™ AI 5
Processor model340
Processor cores6
Processor threads12
Processor boost frequency4.8 GHz
Processor frequency3.4 GHz
L3 cache16 MB
L2 cache6 MB
Processor base power15 W
Maximum turbo power54 W
Memory5
Internal memory16 GB
Internal memory typeLPDDR5x-SDRAM
Memory form factorOn-board
Maximum internal memory16 GB
Memory data transfer rate7500 MT/s
Storage9
Total storage capacity512 GB
Storage mediaSSD
Total SSDs capacity512 GB
Number of SSDs installed1
SSD capacity512 GB
SSD interfacePCI Express 4.0
NVMeYes
SSD form factorM.2
Optical drive typeNo
Graphics4
Discrete graphics card modelNot available
On-board graphics cardYes
Discrete graphics cardNo
On-board graphics card modelAMD Radeon 840M
Display13
Display diagonal35.6 cm (14")
Display resolution1920 x 1200 pixels
TouchscreenNo
HD typeFull HD+
Panel typeWVA
Native aspect ratio16:10
Anti-glare screenYes
Display brightness300 cd/m²
Pixel density162 ppi
RGB colour spaceNTSC
Colour gamut45%
Maximum refresh rate60 Hz
Contrast ratio (typical)800:1
Network9
Top Wi-Fi standardWi-Fi 7 (802.11be)
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)
Mobile network connectionYes
Wi-Fi bandTri-band (2.4 GHz / 5 GHz / 6 GHz)
Wi-Fi data rate (max)2882 Mbit/s
Antenna type2x2
WLAN controller modelMediaTek MT7925
WLAN controller manufacturerMediaTek
BluetoothYes
Ports & interfaces8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
USB4 Gen 3x2 ports quantity2
HDMI ports quantity1
HDMI version2.1
Combo headphone/mic portYes
USB Type-C DisplayPort Alternate ModeYes
PowerShareYes
Number of USB ports with PowerShare support1
Battery7
Number of battery cells3
Battery capacity55 Wh
Battery voltage11.7 V
Battery recharge time4 h
Fast chargingYes
Battery charge indicatorYes
Battery weight220 g
Power7
AC adapter frequency50 - 60 Hz
AC adapter input voltage100 - 240 V
USB Type-C charging portYes
USB Type-C required charging power (min)45 W
USB Type-C required charging power (max)65 W
USB Power Delivery (USB PD)Yes
USB charging voltage5,9,15,20 V
Camera8
Front cameraYes
Front camera resolution (numeric)2.07 MP
Front camera resolution1920 x 1080 pixels
Front camera HD typeFull HD
Video capturing speed30 fps
Infrared (IR) cameraYes
Privacy cameraYes
Privacy typePrivacy shutter
Audio5
Audio chipRealtek ALC3329
Number of built-in speakers2
Speaker power2.5 W
Built-in microphoneYes
Number of microphones2
Keyboard5
Pointing deviceTouchpad
Numeric keypadNo
Keyboard backlitYes
Keyboard languageUS English
Copilot keyYes
Security5
Cable lock slotYes
Cable lock slot typeWedge
Face recognitionYes
Trusted Platform Module (TPM)Yes
Trusted Platform Module (TPM) version2.0
Weight & dimensions4
Width313.5 mm
Depth224 mm
Height21.2 mm
Weight1.56 kg
Design4
Product typeLaptop
Product colourPlatinum, Silver
Form factorClamshell
Housing materialAluminium
Software2
Operating system architecture64-bit
Operating system installedWindows 11 Pro
Packaging content1
AC adapter includedYes
Neural processor unit (NPU)1
Neural processor unit (NPU)AMD Ryzen AI
Brand-specific features1
Brand specific technologiesExpress Charge Boost capable, TNR
Operational conditions1
Operating temperature (T-T)0 - 35 °C
Downloads1
Product Datasheet
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What This Solves

Enhancing Mobile Workforce Productivity

Many businesses rely on a mobile workforce that needs consistent performance and secure access to company resources from any location. This laptop provides the necessary processing power with its AMD Ryzen AI 5 340 processor and fast SSD storage, enabling employees to work efficiently without performance bottlenecks.

Remote teams, field sales operations, hybrid work environments, project-based consulting firms

Securing Business Data On-the-Go

Protecting sensitive company data on mobile devices is a critical concern for businesses facing increasing cyber threats and compliance requirements. The Dell PB14255 features Windows 11 Pro, TPM 2.0, and biometric authentication, offering multi-layered security to safeguard proprietary information and ensure regulatory adherence.

Law firms, financial advisors, healthcare professionals, insurance brokers, any business handling PII

Future-Proofing IT Investments

Businesses need technology investments that can adapt to evolving software demands and network standards without frequent, costly upgrades. With Wi-Fi 7 and advanced AI acceleration from its NPU, this laptop is engineered to support next-generation applications and high-speed wireless networks, extending its operational lifespan.

Growing SMBs, mid-market companies planning digital transformation, organizations adopting AI-driven tools

Key Features

AMD Ryzen AI 5 340 Processor with 50 TOPs NPU

Accelerates AI-driven applications and complex workloads, significantly boosting productivity for specialized tasks.

Windows 11 Pro Operating System

Provides enhanced security features, centralized management capabilities, and a familiar interface for business users, reducing IT overhead.

16 GB LPDDR5x-SDRAM (7500 MT/s)

Ensures smooth multitasking and efficient handling of memory-intensive applications, preventing slowdowns during critical operations.

512 GB PCIe 4.0 NVMe SSD

Delivers ultra-fast boot times and rapid data access, minimizing employee wait times and improving overall workflow efficiency.

Wi-Fi 7 (802.11be) Connectivity

Offers future-proof, high-speed wireless performance for demanding network environments, ensuring reliable connectivity in high-density offices.

Industry Applications

Finance & Insurance

For professionals handling sensitive data, requiring robust security features like TPM 2.0 and Windows 11 Pro to maintain compliance and data integrity.

Legal & Professional Services

Supports demanding legal research and document management applications, with AI acceleration for efficiency in complex analytical tasks.

Healthcare & Life Sciences

Enables secure access to patient records and medical applications, with biometric authentication and privacy features protecting sensitive health information.

Education & Research

Provides faculty and researchers with a powerful, secure mobile platform for data analysis, content creation, and collaborative projects, leveraging AI capabilities.

Frequently Asked Questions

What are the security features included with the Dell PB14255?

The Dell PB14255 includes Windows 11 Pro for advanced software security, a Trusted Platform Module (TPM 2.0) for hardware-level encryption, a privacy shutter for the Full HD IR camera, and face recognition for secure biometric login.

Can this laptop handle demanding professional software and AI applications?

Yes, it is equipped with an AMD Ryzen AI 5 340 processor featuring a Neural Processing Unit (NPU) that delivers up to 50 TOPs of AI performance, specifically designed to accelerate professional and AI-driven workflows.

What type of display does the Dell PB14255 feature?

It features a 14-inch Full HD+ (1920 x 1200 pixels) WVA anti-glare display with a 16:10 aspect ratio and 300 cd/m² brightness, providing clear visuals and reducing eye strain during long work sessions.

What connectivity options are available for external devices and networks?

The laptop includes two USB 3.2 Gen 1 Type-A ports, two USB4 Gen 3x2 ports (supporting DisplayPort Alternate Mode and PowerShare), an HDMI 2.1 port, and a combo headphone/mic port. For wireless, it supports Wi-Fi 7 (802.11be) and Bluetooth.

Warranty & Returns

Manufacturer Warranty

Manufacturer warranty applies. Contact Zent Networks for warranty terms specific to this product.

Warranty is provided directly by the manufacturer and covers defects in materials and workmanship under normal use.

Return Policy

Returns subject to manufacturer approval

Hardware returns are governed by the manufacturer's return policy. Some products are non-returnable or subject to restocking fees. Defective items are handled under the manufacturer warranty. Contact Zent Networks before initiating any return.

$1,498.30