LG Gram 17Z90T-G.AA78A1 laptop Intel Core Ultra 7 255H Ultraportable 43.2 cm (17″) 2.5K 16 GB LPDDR5x-SDRAM 1 TB SSD Wi-Fi 7 (802.11be) Windows 11 Home Black
- 17” 16:10 WQXGA (2560×1600) Anti-glare IPS display
- Windows 11 / Copilot
- All-around AI Intel® Core™ Ultra Processor / 16GB LPDDR5x RAM / 1TB SSD Gen4
- gram Hybrid AI / LG gram Link
- 1,389g Lightweight / 77Wh High capacity battery
- Dolby Atmos
– Hybrid AI laptop with 17-inch large screen and 16mm thin & 1,389g lightweight body.
– Experience Hybrid AI that combines cloud and on-device AI to deliver professional results, enhanced by the powerful capabilities of the Copilot and gram AI for elevated productivity.
– Powered by Intel Core Ultra 7 255H processor , the LG gram delivers exceptional performance for professional-grade graphics work and video editing.
– Pro-grade IPS display – Features a wide colour gamut range with DCI-P3 99% (Typ.), delivering vivid and lifelike colours that elevate your creative process.
– Ultra-portable, ultra-durable – You’ll be surprised how our gram thrives under pressure. Its tough endurance is proven by rigorous military standard tests (MIL-STD 810H). Designed with finesse, to endure.
– gram Link – LG gram easily connects as many as 10 devices all at once, even iOS and Android. Share, collaborate, and create by turning your workspace into a concert of technology
| Design | |
|---|---|
| Original brand name | LG gram |
| Country of origin | China |
| Market positioning | Premium |
| Housing material | Magnesium |
| Form factor | Clamshell |
| Colour name | Obsidian Black |
| Product colour | Black |
| Product type | Ultraportable |
| Display | |
|---|---|
| DCI-P3 coverage | 99% |
| Contrast ratio (typical) | 1200:1 |
| Maximum refresh rate | 60 Hz |
| RGB colour space | DCI-P3 |
| Colour gamut | 99% |
| Display brightness | 350 cd/m² |
| Screen shape | Flat |
| Anti-glare screen | Yes |
| Display surface | Matt |
| Native aspect ratio | 16:10 |
| LED backlight | Yes |
| Panel type | IPS-Pro |
| HD type | 2.5K |
| Touchscreen | No |
| Display resolution | 2560 x 1600 pixels |
| Display diagonal | 43.2 cm (17″) |
| Processor | |
|---|---|
| Processor codename | Lunar Lake |
| Processor cache type | Smart Cache |
| Processor cache | 24 MB |
| Low Power Efficient-core Base Frequency | 700 MHz |
| Efficient-core base frequency | 1.5 GHz |
| Performance-core base frequency | 2 GHz |
| Low Power Efficient-core Max Turbo Frequency | 2.5 GHz |
| Efficient-core Max Turbo Frequency | 4.4 GHz |
| Performance-core Max Turbo Frequency | 5.1 GHz |
| Low Power Efficient-cores | 2 |
| Efficient cores | 8 |
| Performance cores | 6 |
| Processor frequency | 5.1 GHz |
| Processor boost frequency | 5.1 GHz |
| Processor threads | 16 |
| Processor cores | 16 |
| Processor model | 255H |
| Processor generation | Intel Core Ultra (Series 2) |
| Processor family | Intel Core Ultra 7 |
| Processor manufacturer | Intel |
| Neural processor unit (NPU) | |
|---|---|
| GPU performance up to | 74 TOPs |
| NPU performance up to | 13 TOPs |
| Total processor performance up to | 96 TOPs |
| AI software frameworks supported by NPU | DirectML, ONNX RT, OpenVINO, WebNN, Windows ML |
| AI datatype support on NPU | Int8 |
| Windows Studio effects support | Yes |
| Sparsity support | Yes |
| Neural processor unit (NPU) | Intel AI Boost |
| Memory | |
|---|---|
| Memory channels | Dual-channel |
| Maximum internal memory | 16 GB |
| Memory clock speed | 7467 MHz |
| Memory form factor | On-board |
| Internal memory type | LPDDR5x-SDRAM |
| Internal memory | 16 GB |
| Storage | |
|---|---|
| Optical drive type | No |
| SSD form factor | M.2 |
| SSD interface | M.2, PCI Express |
| SSD capacity | 1 TB |
| Number of SSDs installed | 1 |
| Total SSDs capacity | 1 TB |
| Storage media | SSD |
| Total storage capacity | 1 TB |
| Graphics | |
|---|---|
| On-board graphics card 8K support | Yes |
| On-board graphics card 6K support | Yes |
| On-board graphics card 4K support | Yes |
| On-board graphics card cores | 8 |
| On-board graphics card model | Intel Arc 140T |
| On-board graphics card family | Intel Arc Graphics |
| Discrete graphics card | No |
| On-board graphics card | Yes |
| Audio | |
|---|---|
| Built-in microphone | Yes |
| Number of microphones | 2 |
| Built-in subwoofer | Yes |
| Speaker power | 2 W |
| Number of built-in speakers | 2 |
| Audio system | Dolby Atmos |
| Camera | |
|---|---|
| Infrared (IR) camera | No |
| Front camera resolution | 1920 x 1080 pixels |
| Front camera HD type | Full HD |
| Front camera | Yes |
| Network | |
|---|---|
| Bluetooth version | 5.3 |
| Bluetooth | Yes |
| WLAN controller model | Intel Wi-Fi 7 BE201 |
| WLAN controller manufacturer | Intel |
| Antenna type | 2×2 |
| Wi-Fi standards | Wi-Fi 7 (802.11be) |
| Top Wi-Fi standard | Wi-Fi 7 (802.11be) |
| Wi-Fi | Yes |
| Mobile network connection | No |
| Ports & interfaces | |
|---|---|
| USB Type-C DisplayPort Alternate Mode | Yes |
| Headphone connectivity | 3.5mm / Bluetooth |
| Combo headphone/mic port | Yes |
| Microphone in | Yes |
| Headphone outputs | 1 |
| Thunderbolt 4 ports quantity | 2 |
| HDMI version | 2.1 |
| HDMI ports quantity | 1 |
| USB4 Gen 3×2 ports quantity | 2 |
| Thunderbolt version | 4 |
| Thunderbolt technology | Yes |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| Keyboard | |
|---|---|
| Copilot key | Yes |
| Windows keys | Yes |
| Keyboard number of keys | 101 |
| Full-size keyboard | Yes |
| Keyboard backlit colour | White |
| Numeric keypad | Yes |
| Keyboard backlit | Yes |
| Keyboard layout | QWERTY |
| Pointing device | Touchpad |
| Software | |
|---|---|
| Microsoft Copilot | Yes |
| Trial software | McAfee Live Safe (30 Days Trial), Microsoft 365 (30 Days Trial) |
| Pre-installed software | gram Chat, LG Smart Assistant, LG gram Link, LG Security Guard, LG Lively Theme, LG Glance by Mirametrix®, Dolby Atmos, Intel® Connectivity Performance Suite, LG xboom buds |
| Operating system architecture | 64-bit |
| Operating system installed | Windows 11 Home |
| Processor special features | |
|---|---|
| Video decode engine | Yes |
| Video encode engine | Yes |
| Brand-specific features | |
|---|---|
| Brand specific technologies | Intelligent Privacy, Wide color (P3) |
| Battery | |
|---|---|
| Battery capacity | 77 Wh |
| Battery technology | Lithium-Ion (Li-Ion) |
| Power | |
|---|---|
| USB Power Delivery (USB PD) | Yes |
| Required charging power (min) | 65 W |
| USB Type-C charging port | Yes |
| Security | |
|---|---|
| Security management description | LG Security |
| Fingerprint reader | Yes |
| Cable lock slot type | Kensington |
| Cable lock slot | Yes |
| Operational conditions | |
|---|---|
| Drop proof | 122 cm |
| Certificates | |
|---|---|
| Adapting card types (test_feature) | Compliant with the following methods for MIL-STD-810H: Method 500.6 Low Pressure (Altitude) (Procedure I – Storage and Method and Procedure II – Operation); Method 501.7 High Temperature (Procedure | – Storage and Procedure I| – Operation); Method 502.7 Low Temperature (Procedure I – Storage and Procedure I| – Operation); Method 509.7 – Salt Fog Test; Method 510.7 – Dust; Method 514.8 – Vibration; Method 516.8 Shock (Procedure I – Functional and Procedure IV – Transit Drop). |
| MIL-STD-810G compliant | Yes |
| Certification | MIL-STD-810H |
| Weight & dimensions | |
|---|---|
| Height (rear) | 1.78 cm |
| Height (front) | 1.6 cm |
| Depth | 258.8 mm |
| Width | 378.8 mm |
| Weight | 1.35 kg |
| Packaging data | |
|---|---|
| Package weight | 2.3 kg |
| Package height | 60 mm |
| Package depth | 370 mm |
| Package width | 499 mm |
| General | |
|---|---|
| Product family | Gram |
| Packaging content | |
|---|---|
| Manual | Yes |
| Power cord included | Yes |
| Warranty card | Yes |
| AC adapter included | Yes |
| Other features | |
|---|---|
| Warranty period | 1 year(s) |
