NVIDIA GeForce RTX 4090 Laptop GPU

Based on 36 reportsGPUNVIDIA · 2023FlagshipMost recent submission: Oct 20, 2026

The NVIDIA GeForce RTX 4090 Laptop GPU runs at an average of 81.8°C under load based on 36 community submissions. The hottest 10% of submissions report temperatures above 88°C, while the coolest 10% stay below 78°C. Idle temperatures average 48.8°C.

Runs warm
Average load temp is above the typical flagship baseline of 75°C — slightly warmer than peers in its class.

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Specifications

Manufacturer
NVIDIA
Released
2023
Architecture
Ada Lovelace
Process node
TSMC 4N
TDP
150W
VRAM
16 GB
Memory type
GDDR6
Memory bus
256-bit
Boost clock
2040 MHz

Idle Temperature

48.8°C
Cool
Coolest 10%
42.0°C
Typical
48.0°C
Hottest 10%
60.0°C

Load Temperature

81.8°C
Hot
Coolest 10%
78.0°C
Typical
82.0°C
Hottest 10%
88.0°C

Load temperature distribution

60–70°C
2
70–80°C
6
80–90°C
28

Load Temperature Distribution

20°C60°C100°C
Coolest 10%: 78°CTypical: 82°CHottest 10%: 88°C

Is your temperature normal?

  • Below 78°C — cooler than 90% of submissions for this hardware. Excellent cooling.
  • Between 78°C and 87°C — within the typical range for this hardware.
  • Above 87°C — at or beyond the safe operating ceiling for this tier. Reduce load, check cooling, and consider professional inspection.

Submissions over time

2026-032026-10

Load temperature by ambient

Cool room (≤20°C)
78.0°C1 submission
Moderate room (21–25°C)
82.3°C17 submissions
Warm room (≥26°C)
83.6°C9 submissions

Coolest NVIDIA GeForce RTX 4090 Laptop GPU PCs

This leaderboard opens when 5 PCs have a ranked result. 1 PC has one so far. Test yours

Coldest run

60.0°C
Stock Cooler cooling·May 18, 2026

Hottest run

89.0°C
Stock Cooler cooling·Aug 13, 2026

Cooling Comparison (by CPU cooler type)

Stock Cooler
81.7°C32 reports
Unknown
82.3°C4 reports

What's normal for this tier?

Flagship GPUs draw 300–600W and run 70–80°C at the GPU die under load with reference cooling. Memory junction temperatures can be 10–20°C higher; staying below 95°C on memory is the key safety target.

Common thermal issues for this hardware

Shared CPU/GPU power budget

RTX 40-series laptop GPUs share their power budget with the CPU via Dynamic Boost. Heavy CPU load reduces GPU TGP and vice versa, so synthetic benchmarks may not reflect real-world gaming temps. Check your laptop manufacturer's spec sheet for the actual maximum TGP — not just the GPU model name.

Compare with similar hardware

Other flagship GPUs from NVIDIA

NVIDIA GeForce RTX 508066.0°C
49 reports
NVIDIA GeForce RTX 509070.0°C
14 reports
NVIDIA GeForce RTX 4080 SUPER82.0°C
4 reports
NVIDIA GeForce RTX 3090 Ti64.0°C
1 report
NVIDIA GeForce RTX 408072.0°C
6 reports
NVIDIA GeForce RTX 409070.0°C
12 reports

Ambient room temperature affects readings. Average reported ambient: 24°C.

Device Types

laptop30 reports
unknown6 reports

Laptop Models

25 of 30 laptop reports named the laptop model.

By manufacturer

Razer
24
ASUS
1

By model

Avg load
  • Razer Blade 1622 reports82.1°C
  • ASUS ROG1 report88.0°C
  • Razer Blade 141 report84.0°C
  • Razer Blade 16 20231 report89.0°C

Recent Submissions

DateCoolingIdleLoad
Oct 20, 2026Stock Cooler42.0°C78.0°C
Oct 17, 2026Stock Cooler42.0°C80.0°C
Oct 17, 2026Stock Cooler48.0°C81.0°C
Oct 3, 2026Stock Cooler42.0°C80.0°C
Sep 26, 2026Stock Cooler40.0°C78.0°C

Frequently asked questions

What is a normal temperature for the NVIDIA GeForce RTX 4090 Laptop GPU?

Based on 36 community submissions, the NVIDIA GeForce RTX 4090 Laptop GPU runs at an average idle temperature of 48.8°C and an average load temperature of 81.8°C. Anything between 78°C and 87°C under load is within the typical range for this hardware.

Is 81.8°C too hot for the NVIDIA GeForce RTX 4090 Laptop GPU?

The safe operating ceiling for flagship GPUs like the NVIDIA GeForce RTX 4090 Laptop GPU is around 87°C under sustained load. 81.8°C is within the safe operating range. If you're exceeding 87°C, check thermal paste, cooler mounting, dust buildup, and case airflow.

What is the best cooler for the NVIDIA GeForce RTX 4090 Laptop GPU?

For a 150W flagship GPU like the NVIDIA GeForce RTX 4090 Laptop GPU, a quality 240mm AIO or a high-end dual-tower air cooler (Noctua NH-D15, Thermalright Phantom Spirit) is generally sufficient to keep load temperatures well within safe limits. Higher TDP variants (overclocked or PBO-enabled) benefit from 360mm AIO cooling.

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