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Silver 16 inch LG Gram Pro laptop with thin bezels and backlit keyboard

LG Electronics

LG Electronics 16Z90TR-E.AZB9U1 laptop Core Ultra 9 285H 32GB DDR5 2TB RTX 5050 16 144Hz

SKU CH-E3TG-75NFY MPN 16Z90TR-E.AZB9U1

A 16-inch notebook with a 144 Hz IPS display, Intel Core Ultra 9 285H processor, 32 GB DDR5 memory, 2 TB PCIe 4.0 storage and an NVIDIA GeForce RTX 5050 GPU

  • Processor NameIntel Core Ultra 9 285H
  • CPU TypeIntel Core Ultra 9 (Series 2)
  • Memory32GB DDR5
  • TypeHome / Personal
  • Resolution2560 x 1600
  • Screen Size16.0"
  • Intel Core Ultra 9 285H processor drives demanding workloads at 2.9 GHz
  • 32 GB DDR5 memory keeps multitasking smooth and responsive
  • Dual 1 TB PCIe 4.0 SSDs provide 2 TB of fast storage
  • NVIDIA GeForce RTX 5050 GPU with 8 GB GDDR7 powers creative and gaming tasks
  • 16 inch 2560 x 1600 IPS display at 144 Hz delivers sharp, fluid visuals

Purpose and audience

The LG Gram Pro 16Z90TR-E.AZB9U1 is a 16-inch Windows 11 Pro notebook built around an Intel Core Ultra 9 285H processor running at 2.9 GHz. It targets professionals and creators who need 32 GB of DDR5 memory, dual 1 TB PCIe 4.0 SSDs and an NVIDIA GeForce RTX 5050 GPU with 8 GB of GDDR7 video memory in a portable form factor.

Thermals noise and power

The system pairs a 144 Hz IPS panel with the Core Ultra 9 285H and RTX 5050 graphics, a combination that distributes heat across the chassis during sustained workloads. Fan activity scales with CPU and GPU demand, so the notebook remains relatively quiet during light productivity and ramps airflow when rendering or gaming. Power draw follows the same pattern, staying modest at idle and rising under heavy compute or graphics tasks.

Deciding specification

The single specification that determines suitability is the NVIDIA GeForce RTX 5050 GPU with 8 GB GDDR7, which dictates whether the notebook can handle the buyer's intended creative or gaming workloads. Buyers who need more graphics memory or a higher GPU tier for 4K rendering or advanced ray-tracing workloads will find this configuration insufficient. Those whose applications fit within 8 GB of video memory and the RTX 5050 performance envelope will be well served.

Highlights

  • Intel Core Ultra 9 285H processor drives demanding workloads at 2.9 GHz
  • 32 GB DDR5 memory keeps multitasking smooth and responsive
  • Dual 1 TB PCIe 4.0 SSDs provide 2 TB of fast storage
  • NVIDIA GeForce RTX 5050 GPU with 8 GB GDDR7 powers creative and gaming tasks
  • 16 inch 2560 x 1600 IPS display at 144 Hz delivers sharp, fluid visuals

Specifications

Processor NameIntel Core Ultra 9 285H
CPU TypeIntel Core Ultra 9 (Series 2)
Memory32GB DDR5
TypeHome / Personal
Resolution2560 x 1600
Screen Size16.0"
PanelIPS
Refresh Rate144 Hz
SSD2 x 1TB PCIe 4.0 SSDs
BrandLG Electronics
SeriesGram Pro
Part Number16Z90TR-E.AZB9U1
Model16Z90TR-E.AZB9U1
GPU/VPUNVIDIA GeForce RTX 5050 GPU
Video Memory8GB GDDR7
Operating SystemWindows 11 Pro
WiFi GenerationWi-Fi 7
WLAN802.11be Wireless LAN
BluetoothBluetooth 5.4
Webcam1080p IR Webcam
USBUSB 3.2 Gen 1
ThunderboltThunderbolt 4
HDMI1 x HDMI
Shipping weight2.41 kg
Package size475 × 290 × 61 mm

Questions about this item

How is the 16.0 inch 2560 x 1600 144 Hz IPS panel installed, and what step do people often get wrong?

The panel is integrated into the Gram Pro chassis and is not user-replaceable; the common mistake is trying to open the display assembly to swap it, which risks damaging the 1080p IR webcam and hinge mechanism.

What maintenance or replacement will the 32GB DDR5 memory and 2 x 1TB PCIe 4.0 SSDs need later?

The 32GB DDR5 is soldered and cannot be upgraded; the two 1TB PCIe 4.0 SSDs are the only serviceable storage, so future capacity increases mean replacing one or both drives with larger modules.

What limit appears first on the RTX 5050 8GB GDDR7 GPU under sustained load?

The GPU hits its thermal ceiling before power limits, causing clock throttling that reduces frame rates in extended 144 Hz gaming sessions.

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