+3
LG Gram 15Z90ST-G.AP78F
Specs
Prices
Main specs
| Processor | |
|---|---|
| Screen | 15.6" 1920x1080 OLED 400 nits 100% DCI-P3 |
| Hard drive | 1TB SSD M.2 |
| RAM | 16GB LPDDR5x-SDRAM |
| Operating system | Windows 11 Pro |
| Graphics card |
Alternatives with equal or higher power at a similar or lower price
Full specifications of LG Gram 15Z90ST-G.AP78F
| Reference / Part Number | 15Z90ST-G.AP78F |
|---|---|
| Release date | March 2024, 2 years ago |
Design
| Product type | Laptop |
|---|---|
| Product colour | Blue |
| Form factor | Clamshell |
| Colour name | Neptune Blue |
| Housing material | Magnesium |
Image gallery
Screen
| Display diagonal | 39,6 cm |
|---|---|
| Display resolution | 1920 x 1080 pixels |
| Touchscreen | No |
| HD type | Full HD |
| Panel type | OLED |
| Native aspect ratio | 16:9 |
| Display brightness | 400 cd/m² |
| RGB colour space | DCI-P3 |
| Colour gamut | 100 % |
Processor
| Processor family | Intel Core Ultra 7 |
|---|---|
| Processor manufacturer | Intel |
| Processor model | 155H |
| Processor generation | Intel Core Ultra (Series 1) |
| Processor cores | 16 |
| Processor threads | 22 |
| 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 | 1,4 GHz |
| Efficient-core base frequency | 0,9 GHz |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Processor cache | 24 MB |
| Processor cache type | Smart Cache |
| Processor base power | 28 W |
| Maximum turbo power | 115 W |
Neural processor unit (NPU)
| Neural processor unit (NPU) | Intel AI Boost |
|---|---|
| Maximum frequency NPU | 1,4 GHz |
| Sparsity support | Yes |
| Windows Studio effects support | Yes |
| AI datatype support on NPU | FP16,FP32,Int8 |
| AI software frameworks supported by NPU | DirectML,ONNX RT,OpenVINO,Windows ML |
Memory
| Internal memory | 16 GB |
|---|---|
| Internal memory type | LPDDR5x-SDRAM |
| Memory clock speed | 7467 MHz |
| Memory channels | Dual-channel |
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 Graphics |
| On-board GPU manufacturer | Intel |
| On-board graphics card family | Intel Arc Graphics |
Audio
| Number of built-in speakers | 2 |
|---|---|
| Built-in microphone | Yes |
Camera
| Front camera | Yes |
|---|---|
| Front camera HD type | Full HD |
| Infrared (IR) camera | Yes |
Network
| Mobile network connection | No |
|---|---|
| Top Wi-Fi standard | Wi-Fi 6E (802.11ax) |
| WLAN controller model | Intel Wi-Fi 6E AX211 |
| Bluetooth | Yes |
| Bluetooth version | 5.3 |
Ports & interfaces
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1 |
|---|---|
| Thunderbolt 4 ports quantity | 2 |
| Intel® Thunderbolt 4 | Yes |
| Combo headphone/mic port | Yes |
Keyboard
| Numeric keypad | Yes |
|---|
Software
| Operating system installed | Windows 11 Pro |
|---|
Battery
| Battery capacity | 60 Wh |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Continuous video playback time | 20,5 h |
Security
| Face recognition | Yes |
|---|
Weight & dimensions
| Weight | 988,8 g |
|---|---|
| Width | 356 mm |
| Depth | 227,4 mm |
| Height | 10,9 mm |
Frequently asked questions
Is the LG Gram 15Z90ST-G.AP78F good for gaming?
This laptop was not built for gaming: it relies on the integrated Intel Arc Graphics. Its card's page shows what level it handles current games at.
What is the screen of the LG Gram 15Z90ST-G.AP78F like?
It carries a 15.6" 1920x1080 OLED 400 nits 100% DCI-P3 display.
Which processor and graphics card does the LG Gram 15Z90ST-G.AP78F have?
It runs on the Intel Core Ultra 7 155H processor with the Intel Arc Graphics graphics. Their pages carry their benchmarks, ranking position and alternatives.
Which operating system does the LG Gram 15Z90ST-G.AP78F come with?
It comes with Windows 11 Pro preinstalled.
Which ports does the LG Gram 15Z90ST-G.AP78F have?
According to its spec sheet: 2 × Thunderbolt 4, 1 × USB-A, headphone jack (3.5 mm).
Does the LG Gram 15Z90ST-G.AP78F have a touch screen?
No, according to its spec sheet the screen is not a touch screen.
What material is the LG Gram 15Z90ST-G.AP78F made of?
Its housing is made of Magnesium.
How much does the LG Gram 15Z90ST-G.AP78F weigh?
It weighs 988,83 g.
When was the LG Gram 15Z90ST-G.AP78F released?
Its release date is March 2024, 2 years ago.