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NVIDIA GeForce RTX 3090 Temperatures — Idle 43.5°C · Load 76.3°C — 24 reports | ThermalStats

NVIDIA GeForce RTX 3090

Based on 24 reportsGPUNVIDIA · 2020FlagshipMost recent submission: Sep 19, 2026

The NVIDIA GeForce RTX 3090 runs at an average of 76.3°C under load based on 24 community submissions. The hottest 10% of submissions report temperatures above 88°C, while the coolest 10% stay below 67°C. Idle temperatures average 43.5°C.

Runs normal

Average load temp is in line with the typical flagship baseline of 75°C.

Specifications

Manufacturer: NVIDIA
Released: 2020
Architecture: Ampere
Process node: Samsung 8nm
TDP: 350W
VRAM: 24 GB
Memory type: GDDR6X
Memory bus: 384-bit
Boost clock: 1695 MHz

Idle Temperature

43.5°C

Cool

Coolest 10%

33.0°C

Typical

41.0°C

Hottest 10%

55.0°C

Load Temperature

76.3°C

Warm

Coolest 10%

67.0°C

Typical

78.0°C

Hottest 10%

88.0°C

Load temperature distribution

40–50°C

60–70°C

70–80°C

80–90°C

Load Temperature Distribution

20°C60°C100°C

Coolest 10%: 67°CTypical: 78°CHottest 10%: 88°C

Is your temperature normal?

Below 67°C — cooler than 10% of submissions for this hardware. Excellent cooling.
Between 67°C and 88°C — within the typical range for this hardware.
Above 88°C — hotter than 90% of submissions. Worth investigating: thermal paste, cooler mount, dust, or case airflow.
Above 87°C — at or beyond the safe operating ceiling for this tier. Reduce load, check cooling, and consider professional inspection.

Submissions over time

2026-042026-09

Load temperature by ambient

Cool room (≤20°C)

77.0°C1 submission

Moderate room (21–25°C)

75.5°C4 submissions

Warm room (≥26°C)

75.3°C4 submissions

Coldest run

41.0°C

Custom Water Loop cooling·Jul 22, 2026

Hottest run

89.0°C

Stock Cooler cooling·May 28, 2026

Cooling Comparison (by CPU cooler type)

Unknown

72.4°C5 reports

Custom Water Loop

73.0°C5 reports

Aftermarket Air Cooler

77.0°C1 report

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

GDDR6X memory junction heat

RTX 3080/3090-series cards use GDDR6X memory that runs significantly hotter than the GPU die. Memory junction temperatures above 100°C cause the card to throttle. Replacing the factory thermal pads with quality ones (e.g. Gelid Extreme) typically drops memory junction temps by 10–20°C.

Compare with similar hardware

Other flagship GPUs from NVIDIA

Ambient room temperature affects readings. Average reported ambient: 24.8°C.

Recent Submissions

Date	Cooling	Idle	Load
Sep 19, 2026	AIO Liquid Cooler	41.0°C	78.0°C
Jul 22, 2026	Custom Water Loop	23.0°C	41.0°C
Jul 4, 2026	Custom Water Loop	32.0°C	72.0°C
Jul 1, 2026	Custom Water Loop	33.0°C	85.0°C
Jun 30, 2026	—	55.0°C	72.0°C

Frequently asked questions

What is a normal temperature for the NVIDIA GeForce RTX 3090?

Based on 24 community submissions, the NVIDIA GeForce RTX 3090 runs at an average idle temperature of 43.5°C and an average load temperature of 76.3°C. Anything between 67°C and 88°C under load is within the typical range for this hardware.

Is 76.3°C too hot for the NVIDIA GeForce RTX 3090?

The safe operating ceiling for flagship GPUs like the NVIDIA GeForce RTX 3090 is around 87°C under sustained load. 76.3°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 3090?

For a 350W flagship GPU like the NVIDIA GeForce RTX 3090, 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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