Intel Core Ultra 9 285K CPU Review: Performance, Thermals & Power Analysis

Test System

In all tests, the applied conditions are the following:

  • Ambient Temperature: 27°C ±2°C
  • Humidity: 40% ±4%RH

Windows & Drivers Versions

  • All systems use Windows 11 Pro [64-bit, 24H2] OS with the most recent updates.
  • NVIDIA Drivers: 565.90 – Release Date: Tue Oct 01, 2024 (GeForce Game Ready Driver – WHQL)

Performance Profiles / Settings

  • Intel Core Ultra 9 285K: Intel Default (Performance)
  • Intel Core  i9-13900K: Intel Default Settings (PL1: 253W)
  • AMD Ryzen 9 9950x: PBO Enabled
  • AMD Ryzen 9 7800X3D: PBO Enabled

AMD Test System Specs

Mainboard Gigabyte X670E AORUS Master
[BIOS: F33d, Oct 16, 2024]
CPU What is under test!
GPU Asus Rog Strix Gaming OC RTX 4090
NVMe XPG GAMMIX S50 Lite 1TB
RAM XPG Lancer DDR5 (2 x 16GB) 6000MHz
Power Supply Seasonic Vertex 1200W
(Cybenetics Platinum)
CPU Cooler NH-D15 G2 (Offset kit for AMD)
Case Streacom BC1 V2 DimasTech Bench

 

Intel LGA 1851 Test System Specs

Mainboard Gigabyte Z890 Aorus Elite WiFi7 ICE
[BIOS: F9, Oct 18, 2024]
CPU What is under test!
GPU Asus Rog Strix Gaming OC RTX 4090
NVMe XPG GAMMIX S50 Lite 1TB
RAM XPG Lancer DDR5 (2 x 16GB) 6000MHz
Power Supply Seasonic Vertex 1200W
(Cybenetics Platinum)
CPU Cooler NH-D15 G2
Case Cooler Master Stacker (STC-T01) Modified

 

Intel LGA 1700 Test System Specs

Mainboard MSI MPG Z790 Edge TI Max WiFi
[BIOS: 7E25v18, Oct 15, 2024]
CPU What is under test!
GPU Asus Rog Strix Gaming OC RTX 4090
NVMe XPG GAMMIX S50 Lite 1TB
RAM XPG Lancer DDR5 (2 x 16GB) 6000MHz
Power Supply Seasonic Vertex 1200W
(Cybenetics Platinum)
CPU Cooler NH-D15
Case DimasTech Bench

To monitor power consumption and every other important aspect of the system, I use Powenetics v2.

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