Gram 15Z90S-G.AA78A1 laptop Intel Core Ultra 7 155H
39.6 cm (15.6") Full HD 16 GB LPDDR5x-SDRAM 1 TB SSD Wi-Fi 6E (802.11ax) Windows 11 Home Black QWERTY
Model 15Z90S-G.AA78A1EAN 8806096045831
100 specifications Checked today
- Display39.6 cm (15.6")
- Resolution1920 x 1080 pixels
- ProcessorIntel Core Ultra 7
- Memory16 GB
- Storage1 TB
- Battery72 Wh
Overview
- Display
- 39.6 cm (15.6")
- Resolution
- 1920 x 1080 pixels
- Processor
- Intel Core Ultra 7
- Memory
- 16 GB
- Storage
- 1 TB
- Battery
- 72 Wh
- Brand
- LG
- Category
- Laptop
- Model
- 15Z90S-G.AA78A1
- Part number
- 15Z90S-G.AA78A1
- EAN / UPC
- 8806096045831
- Also known as
- LG Gram 15Z90S-G.AA78A1 laptop Intel Core Ultra 7 155H 39.6 cm (15.6") Full HD 16 GB LPDDR5x-SDRAM 1 TB SSD Wi-Fi 6E (802.11ax) Windows 11 Home Black QWERTY
Specifications
100 specifications in 19 groups
Design
| Specification | Value |
|---|---|
| Product type | Laptop |
| Product colour | Black |
| Colour name | Obsidian Black |
| Form factor | Clamshell |
| Housing material | Magnesium |
| Market positioning | Everyday |
| Introduction year | 2024 |
| Country of origin | China |
Display
| Specification | Value |
|---|---|
| Display diagonal | 39.6 cm (15.6") |
| Display resolution | 1920 x 1080 pixels |
| Touchscreen | No |
| HD type | Full HD |
| Panel type | IPS |
| Native aspect ratio | 16:9 |
| Anti-glare screen | Yes |
| Anti-reflective coating | Yes |
| Display brightness | 350 cd/m² |
| Colour gamut | 99% |
| Maximum refresh rate | 60 Hz |
| Contrast ratio (typical) | 1200:1 |
Processor
| Specification | Value |
|---|---|
| Processor manufacturer | Intel |
| Processor family | Intel Core Ultra 7 |
| Processor generation | Intel® Core™ Ultra (Series 1) |
| Processor model | 155H |
| Processor cores | 16 |
| Processor threads | 24 |
| Processor boost frequency | 4.8 GHz |
| Performance cores | 6 |
| Efficient cores | 8 |
| Low Power Efficient-cores | 2 |
| Performance-core Max Turbo Frequency | 4.8 GHz |
| Efficient-core Max Turbo Frequency | 3.8 GHz |
| Low Power Efficient-core Max Turbo Frequency | 2.5 GHz |
| Performance-core base frequency | 1.2 GHz |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Processor cache | 24 MB |
| Processor cache type | Smart Cache |
| Maximum turbo power | 115 W |
| Processor base power | 28 W |
Neural processor unit (NPU)
| Specification | Value |
|---|---|
| Neural processor unit (NPU) | Intel AI Boost |
| Maximum frequency NPU | 1.4 GHz |
| Sparsity support | Yes |
| Windows Studio effects support | Yes |
| AI software frameworks supported by NPU | DirectML, ONNX RT, OpenVINO, Windows ML |
Memory
| Specification | Value |
|---|---|
| Internal memory | 16 GB |
| Internal memory type | LPDDR5x-SDRAM |
| Memory clock speed | 6400 MHz |
Storage
| Specification | Value |
|---|---|
| Total storage capacity | 1 TB |
| Storage media | SSD |
| Total SSDs capacity | 1 TB |
| Number of SSDs installed | 1 |
| SSD capacity | 1 TB |
| Optical drive type | No |
Graphics
| Specification | Value |
|---|---|
| On-board graphics card | Yes |
| Discrete graphics card | No |
| Discrete GPU manufacturer | Intel |
| On-board graphics card family | Intel Arc Graphics |
| On-board graphics card model | Intel Arc Graphics |
Audio
| Specification | Value |
|---|---|
| Audio system | Dolby Atmos |
| Number of built-in speakers | 2 |
| Speaker power | 1.5 W |
Camera
| Specification | Value |
|---|---|
| Front camera | Yes |
| Front camera HD type | Full HD |
| Infrared (IR) camera | Yes |
Network
| Specification | Value |
|---|---|
| Mobile network connection | No |
| Top Wi-Fi standard | Wi-Fi 6E (802.11ax) |
| Wi-Fi standards | Wi-Fi 6E (802.11ax) |
| WLAN controller model | Intel Wi-Fi 6E AX211 |
| Bluetooth | Yes |
| Bluetooth version | 5.3 |
Ports & interfaces
| Specification | Value |
|---|---|
| USB 2.0 ports quantity | 0 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 1 |
| HDMI ports quantity | 1 |
| Thunderbolt 4 ports quantity | 1 |
| Intel® Thunderbolt 4 | Yes |
| Combo headphone/mic port | Yes |
Keyboard
| Specification | Value |
|---|---|
| Pointing device | Touchpad |
| Keyboard backlit | Yes |
| Numeric keypad | Yes |
| Keyboard number of keys | 98 |
| Keyboard layout | QWERTY |
Software
| Specification | Value |
|---|---|
| Operating system installed | Windows 11 Home |
| Bundled software | LG Smart Assistant, LG gram Link, LG Security Guard, LG Lively Theme, LG Glance by Mirametrix®, Dolby Atmos, Intel® Connectivity Performance Suite, McAfee Live Safe (30 Days Trial), Microsoft 365 (30 Days Trial) |
Battery
| Specification | Value |
|---|---|
| Battery capacity | 72 Wh |
| Battery life (max) | 12.5 h |
Power
| Specification | Value |
|---|---|
| AC adapter power | 65 W |
| USB Power Delivery (USB PD) | Yes |
Security
| Specification | Value |
|---|---|
| Cable lock slot | Yes |
| Cable lock slot type | Kensington |
| Face recognition | Yes |
Weight & dimensions
| Specification | Value |
|---|---|
| Weight | 1.29 kg |
| Width | 356.3 mm |
| Depth | 223.4 mm |
| Height | 16.9 mm |
Packaging data
| Specification | Value |
|---|---|
| Package width | 477 mm |
| Package depth | 298 mm |
| Package height | 62 mm |
| Package weight | 2.3 kg |
Other features
| Specification | Value |
|---|---|
| Warranty period | 1 year(s) |
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