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The Intel Core Ultra 9 285K runs at an average of 101°C under load based on 1 community submission. The hottest 10% of submissions report temperatures above 101°C, while the coolest 10% stay below 101°C. Idle temperatures average 48°C.
Flagship desktop CPUs are designed to push high boost clocks, often hitting 85–95°C under sustained all-core loads even with quality cooling. Many modern flagships (Ryzen 7000, Core i9 14th-gen) intentionally run hot as a thermal-throttling target — that is by design, not a malfunction.
Intel hybrid CPUs (12th gen onward) report a single package temperature that reflects whichever core type is hottest. P-core spikes during single-thread loads can push package temps high momentarily — sustained all-core temperatures matter more for cooling assessment.
Other flagship CPUs from Intel
| Date | Cooling | Idle | Load |
|---|---|---|---|
| Sep 16, 2026 | Stock Cooler | 48.0°C | 101.0°C |
Based on 1 community submissions, the Intel Core Ultra 9 285K runs at an average idle temperature of 48°C and an average load temperature of 101°C. Anything between 101°C and 101°C under load is within the typical range for this hardware.
The safe operating ceiling for flagship CPUs like the Intel Core Ultra 9 285K is around 95°C under sustained load. 101°C is above the recommended ceiling. If you're exceeding 95°C, check thermal paste, cooler mounting, dust buildup, and case airflow.
For a 125W flagship CPU like the Intel Core Ultra 9 285K, 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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