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
LG Gram 17Z90T-G.AA78A1, Intel Core Ultra 7, 5.1 GHz, 43.2 cm (17"), 2560 x 1600 pixels, 16 GB, 1 TB
| Date | Price |
|---|---|
| 25 April 2026 | £1,204.87 |
| 25 April 2026 | £1,159.99 |
| 3 May 2026 | £1,204.87 |
| 3 May 2026 | £1,159.99 |
| 3 May 2026 | £1,159.99 |
| 10 May 2026 | £1,204.87 |
| 11 May 2026 | £1,159.99 |
| 18 May 2026 | £1,204.87 |
| 18 May 2026 | £1,159.99 |
| 26 May 2026 | £1,204.87 |
| 27 May 2026 | £1,159.99 |
| 4 June 2026 | £1,204.87 |
| 4 June 2026 | £1,159.99 |
| 12 June 2026 | £1,204.87 |
| 12 June 2026 | £1,159.99 |
| 13 June 2026 | £1,159.99 |
| 21 June 2026 | £1,204.87 |
| 21 June 2026 | £1,159.99 |
| 29 June 2026 | £1,149.97 |
| 13 July 2026 | £1,159.99 |
Offres:
Compare 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 prices UK
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Product Information
- 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
Product
Display
- Display diagonal
- 43.2 cm (17")
- Display resolution
- 2560 x 1600 pixels
- Touchscreen
- No
- HD type
- 2.5K
- Panel type
- IPS-Pro
- LED backlight
- Yes
- Native aspect ratio
- 16:10
- Display surface
- Matt
- Anti-glare screen
- Yes
- Screen shape
- Flat
- Display brightness
- 350 cd/m²
- RGB colour space
- DCI-P3
- Colour gamut
- 99%
- Maximum refresh rate
- 60 Hz
- Contrast ratio (typical)
- 1200:1
- DCI-P3 coverage
- 99%
Processor
- Processor family
- Intel Core Ultra 7
- Processor manufacturer
- Intel
- Processor model
- 255H
- Processor frequency
- 5.1 GHz
- Processor generation
- Intel Core Ultra (Series 2)
- Processor cores
- 16
- Processor threads
- 16
- Processor boost frequency
- 5.1 GHz
- Performance cores
- 6
- Efficient cores
- 8
- Low Power Efficient-cores
- 2
- Performance-core Max Turbo Frequency
- 5.1 GHz
- Efficient-core Max Turbo Frequency
- 4.4 GHz
- Low Power Efficient-core Max Turbo Frequency
- 2.5 GHz
- Performance-core base frequency
- 2 GHz
- Efficient-core base frequency
- 1.5 GHz
- Low Power Efficient-core Base Frequency
- 700 MHz
- Processor cache
- 24 MB
- Processor cache type
- Smart Cache
- Processor codename
- Lunar Lake
Ports & interfaces
- 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
- 0
- HDMI ports quantity
- 1
- USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
- 0
- Thunderbolt technology
- Yes
- Thunderbolt version
- 4
- USB4 Gen 3x2 ports quantity
- 2
- HDMI version
- 2.1
- Thunderbolt 4 ports quantity
- 2
- Headphone outputs
- 1
- Microphone in
- Yes
- Combo headphone/mic port
- Yes
- Headphone connectivity
- 3.5mm / Bluetooth
- USB Type-C DisplayPort Alternate Mode
- Yes
Memory
- Internal memory
- 16 GB
- Maximum internal memory
- 16 GB
- Internal memory type
- LPDDR5x-SDRAM
- Memory clock speed
- 7467 MHz
- Memory form factor
- On-board
- Memory channels
- Dual-channel
Weight & dimensions
- Weight
- 1.35 kg
- Width
- 378.8 mm
- Depth
- 258.8 mm
- Height (front)
- 1.6 cm
- Height (rear)
- 1.78 cm
Power
- USB Type-C charging port
- Yes
- USB Type-C required charging power (min)
- 65 W
- USB Power Delivery (USB PD)
- Yes
Audio
- Audio system
- Dolby Atmos
- Number of built-in speakers
- 2
- Speaker power
- 2 W
- Built-in subwoofer
- Yes
- Built-in microphone
- Yes
- Number of microphones
- 2
Keyboard
- Numeric keypad
- Yes
- Pointing device
- Touchpad
- Keyboard backlit
- Yes
- Keyboard backlit colour
- White
- Full-size keyboard
- Yes
- Keyboard number of keys
- 101
- Windows keys
- Yes
- Keyboard layout
- QWERTY
- Copilot key
- Yes
Operational conditions
- Drop proof
- 122 cm
Network
- Mobile network connection
- No
- Top Wi-Fi standard
- Wi-Fi 7 (802.11be)
- Wi-Fi
- Yes
- Wi-Fi standards
- Wi-Fi 7 (802.11be)
- Antenna type
- 2x2
- WLAN controller model
- Intel Wi-Fi 7 BE201
- WLAN controller manufacturer
- Intel
- Bluetooth
- Yes
- Bluetooth version
- 5.3
Security
- Cable lock slot
- Yes
- Cable lock slot type
- Kensington
- Fingerprint reader
- Yes
- Security management description
- LG Security
Certificates
- Certification
- MIL-STD-810H
- MIL-STD-810G compliant
- Yes
- 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).
Software
- Operating system installed
- Windows 11 Home
- Operating system architecture
- 64-bit
- 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
- Trial software
- McAfee Live Safe (30 Days Trial), Microsoft 365 (30 Days Trial)
- Microsoft Copilot
- Yes
Camera
- Front camera
- Yes
- Front camera resolution
- 1920 x 1080 pixels
- Front camera HD type
- Full HD
- Infrared (IR) camera
- No
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
- M.2, PCI Express
- SSD form factor
- M.2
Packaging data
- Package width
- 499 mm
- Package depth
- 370 mm
- Package height
- 60 mm
- Package weight
- 2.3 kg
Other features
- Warranty period
- 1 year(s)
Battery
- Battery capacity
- 77 Wh
- Battery technology
- Lithium-Ion (Li-Ion)
Graphics
- On-board graphics card
- Yes
- Discrete graphics card
- No
- On-board graphics card model
- Intel Arc 140T
- On-board graphics card family
- Intel Arc Graphics
- On-board graphics card cores
- 8
- On-board graphics card 4K support
- Yes
- On-board graphics card 6K support
- Yes
- On-board graphics card 8K support
- Yes
Processor special features
- Video decode engine
- Yes
- Video encode engine
- Yes
Design
- Product type
- Ultraportable
- Product colour
- Black
- Form factor
- Clamshell
- Colour name
- Obsidian Black
- Housing material
- Magnesium
- Market positioning
- Premium
- Country of origin
- China
- Original brand name
- LG gram
Brand-specific features
- Brand specific technologies
- Intelligent Privacy, Wide color (P3)
Packaging content
- AC adapter included
- Yes
- Manual
- Yes
- Warranty card
- Yes
- Power cord included
- Yes
Neural processor unit (NPU)
- Neural processor unit (NPU)
- Intel AI Boost
- Sparsity support
- Yes
- Windows Studio effects support
- Yes
- AI datatype support on NPU
- Int8
- AI software frameworks supported by NPU
- DirectML, ONNX RT, OpenVINO, WebNN, Windows ML
- Total processor performance up to
- 96 TOPs
- NPU performance up to
- 13 TOPs
- GPU performance up to
- 74 TOPs
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