LG Gram 14ZD90T 14ZD90T-G.AX78B Specs

LG Gram 14ZD90T 14ZD90T-G.AX78B
Specs

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Main specs

Processor

Intel Core Ultra 7 255H

Screen 14" 1920x1200 IPS 99% DCI-P3
Hard drive 1TB SSD M.2
RAM 16GB LPDDR5x-SDRAM
Operating system No OS installed
Graphics card

Intel Arc 140T

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Full specifications of LG Gram 14ZD90T 14ZD90T-G.AX78B

Reference / Part Number

14ZD90T-G.AX78B

Release date

November 2025, 8 months ago

Design

Product type Laptop
Product color Black
Form factor Clamshell
Housing material Aluminum
Original brand name LG

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  • LG Gram 14ZD90T 14ZD90T-G.AX78B Specs

Screen

Display diagonal 14 " (35,6 cm)
Display resolution 1920 x 1200 pixels
Touchscreen No
HD type WUXGA
Panel type IPS
Native aspect ratio 16:10
Anti-glare screen Yes
Display diagonal (metric) 14 " (35,6 cm)
RGB color space DCI-P3
Color gamut 99 %

Processor

Processor family Intel Core Ultra 7
Processor manufacturer Intel
Processor model 255H
Generación del procesador Intel Core Ultra (Series 2)
Processor cores 16
Processor threads 16
Processor boost frequency 5,1 GHz
Núcleos de rendimiento 6
Núcleos de eficiencia 8
Núcleos de eficiencia de baja potencia 2
Frecuencia turbo máxima del núcleo de rendimiento 5.1
Frecuencia turbo máxima del núcleo de eficiencia 4.4
Frecuencia turbo máxima del núcleo de eficiencia de baja potencia 2.5
Frecuencia base de núcleo de rendimiento 2
Frecuencia base de núcleo eficiente 1.5
Frecuencia base del núcleo de eficiencia de baja potencia 700
Processor cache 24 MB
Potencia base del procesador 28
Potencia turbo máxima 115

Unidad de procesamiento neuronal (NPU)

Unidad de procesamiento neuronal (NPU) Intel AI Boost
Soporte de dispersión Yes
Soporte de efectos de Windows Studio Yes
Entornos de trabajo de software de IA compatibles con el núcleo NPU DirectML,ONNX RT,OpenVINO,WebNN,Windows ML
Rendimiento del núcleo NPU de hasta 13

Memory

Internal memory 16 GB
Maximum internal memory 16 GB
Internal memory type LPDDR5x-SDRAM
Memory form factor On-board

Storage

Total storage capacity 1 TB
Storage media SSD
Optical drive type No
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

Graphics

On-board graphics card Yes
Discrete graphics card No
Discrete graphics card model Not available
On-board graphics card model Intel Arc 140T
Fabricante de GPU (unidad de procesamiento gráfico) integrada Intel
On-board graphics card family Intel Arc Graphics
On-board graphics card cores 8
On-board graphics card 4K support Yes
Compatibilidad con 8K de adaptador de gráficos integrado Yes
Graphics card Open GL support Yes

Audio

Audio system Dolby Atmos
Number of built-in speakers 2
Speaker power 1,5 W
Built-in microphone Yes
Number of microphones 2

Camera

Front camera Yes
Front camera resolution 1920 x 1080 pixels
Front camera HD type Full HD
Infrared (IR) camera Yes

Network

Mobile network connection No
Bluetooth Yes

Ports & interfaces

USB 2.0 ports quantity 0
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
HDMI ports quantity 1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity 2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity 1
USB4 Gen 3×2 ports quantity 1
HDMI version 2.1
Intel® Thunderbolt 4 Yes
Combo headphone/mic port Yes
USB Type-C DisplayPort Alternate Mode Yes

Keyboard

Numeric keypad No
Pointing device Touchpad
Keyboard number of keys 80
Keyboard language Spanish
Tecla Copilot Yes

Software

Operating system installed FreeDOS

Battery

Battery capacity 72 Wh
Battery technology Lithium Polymer (LiPo)
Number of battery cells 4
Battery life (max) 30 h
Fast charging Yes

Control de energía

Puerto de carga USB tipo C Yes
AC adapter power 65 W

Security

Face recognition Yes

Weight & dimensions

Weight 2.5 lbs (1,12 kg)
Width 12.3 " (312 mm)
Depth 8.4 " (214,3 mm)
Height (front) 0.6 " (1,57 cm)
Height (rear) 0.7 " (1,69 cm)

Packaging data

Package width 17 " (432 mm)
Package depth 10.6 " (270 mm)
Package height 2.4 " (60 mm)
Package weight 4.3 lbs (1,95 kg)

Packaging content

AC adapter included Yes

Frequently asked questions

Is the LG Gram 14ZD90T 14ZD90T-G.AX78B good for gaming?

This laptop was not built for gaming: it relies on the integrated Intel Arc 140T. Its card's page shows what level it handles current games at.

How long does the battery of the LG Gram 14ZD90T 14ZD90T-G.AX78B last?

The manufacturer declares up to 30 h of battery life. Real duration depends on brightness, workload and battery health.

What is the screen of the LG Gram 14ZD90T 14ZD90T-G.AX78B like?

It carries a 14" 1920x1200 IPS 99% DCI-P3 display.

Which processor and graphics card does the LG Gram 14ZD90T 14ZD90T-G.AX78B have?

It runs on the Intel Core Ultra 7 255H processor with the Intel Arc 140T graphics. Their pages carry their benchmarks, ranking position and alternatives.

Which operating system does the LG Gram 14ZD90T 14ZD90T-G.AX78B come with?

It comes with no operating system installed: the price does not include a license and you will have to install one yourself.

Which ports does the LG Gram 14ZD90T 14ZD90T-G.AX78B have?

According to its spec sheet: 1 × USB-C, 2 × USB-A, 1 × HDMI, headphone jack (3.5 mm).

Does the LG Gram 14ZD90T 14ZD90T-G.AX78B have a touch screen?

No, according to its spec sheet the screen is not a touch screen.

What material is the LG Gram 14ZD90T 14ZD90T-G.AX78B made of?

Its housing is made of Aluminum.

How much does the LG Gram 14ZD90T 14ZD90T-G.AX78B weigh?

It weighs 1,12 kg: one of the light ones, easy to carry every day.

When was the LG Gram 14ZD90T 14ZD90T-G.AX78B released?

Its release date is November 2025, 8 months ago.

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