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INTEL

Intel Core Ultra 9 Processor 285 24-Core 5.6GHz LGA1851 (Tray)

SKU 21983 Brand INTEL EAN13 8592978639877
Intel Core Ultra 9 285 desktop processor with 24 cores, 24 threads, 5.6GHz turbo, LGA1851 socket, 36MB cache, DDR5 support, integrated graphics, and 65W base TDP for high-performance computing.
CPU (Processors) - Socket Intel LGA1851
CPU (Processors) - Processor Family Intel Core Ultra 9
CPU (Processors) - Cores 24
CPU (Processors) - Threads 24
CPU (Processors) - TDP 46-65W
CPU (Processors) - Integrated Graphics Yes (Integrated Graphics)
CPU (Processors) - Memory Support DDR5
CPU (Processors) - Unlocked/Overclockable No
CPU (Processors) - Cooler Included No

The Intel Core Ultra 9 Processor 285 is a high-performance desktop CPU designed for demanding workloads including content creation, software development, and professional applications. This tray-packaged processor features 24 cores (8 performance-cores and 16 efficient-cores) with 24 threads, delivering exceptional multi-threaded performance with a maximum turbo frequency of 5.6 GHz and a base frequency of 2.5 GHz for performance cores.

Built on Intel's latest architecture, the Core Ultra 9 285 includes 36MB of Intel Smart Cache and 40MB of total L2 cache for optimized data access. The processor supports DDR5 memory up to 6400 MT/s with a maximum capacity of 256GB across 2 memory channels, and includes integrated Intel Graphics with 4 Xe-cores for basic display output. With a processor base power of 65W and maximum turbo power of 182W, it offers excellent power efficiency for its performance tier. The LGA1851 socket ensures compatibility with modern Intel 800-series chipset motherboards.

  • 24 cores (8P+16E) and 24 threads for exceptional multi-tasking
  • 5.6 GHz maximum turbo frequency with Intel Turbo Boost Max Technology 3.0
  • 36MB Intel Smart Cache and 40MB L2 Cache
  • DDR5 6400 memory support up to 256GB
  • Integrated Intel Graphics with 4 Xe-cores
  • 65W base TDP, 182W maximum turbo power
  • LGA1851 socket for 800-series chipsets
  • Intel Deep Learning Boost (DL Boost) support
Total Cores24
Performance Cores8
Efficient Cores16
Total Threads24
Max Turbo Frequency5.6 GHz
Performance-core Base Frequency2.5 GHz
Efficient-core Base Frequency1.9 GHz
Performance-core Max Turbo Frequency5.4 GHz
Efficient-core Max Turbo Frequency4.6 GHz
Intel Thermal Velocity Boost Frequency5.6 GHz
Intel Turbo Boost Max Technology 3.0 Frequency5.5 GHz
Cache (Smart Cache)36 MB
Total L2 Cache40 MB
Processor Base Power65 W
Maximum Turbo Power182 W
SocketFCLGA1851
Max Memory Size256 GB
Memory TypesDDR5 6400 MT/s
Max Memory Channels2
ECC Memory SupportYes
Integrated GraphicsIntel Graphics with 4 Xe-cores
Graphics Base Frequency300 MHz
Graphics Max Dynamic Frequency2 GHz
GPU Peak TOPS (Int8)8
Max Resolution (HDMI)8K @ 60Hz (HDMI 2.1 FRL)
Max Resolution (DisplayPort)7680 x 4320 @ 60Hz
Max Resolution (eDP)3840 x 2400 @ 120Hz
DirectX Support12
OpenGL Support4.5
OpenCL Support3
Intel Deep Learning Boost (DL Boost)Yes
Intel Quick Sync VideoYes
H.264 Hardware Encode/DecodeYes
H.265 (HEVC) Hardware Encode/DecodeYes
AV1 Encode/DecodeYes
Max Operating Temperature105 °C
Package Size45 mm x 37.5 mm
Max PCI Express Lanes24
Intel Turbo Boost Technology2.0
Intel Hyper-Threading TechnologyYes
Intel 64Yes
Instruction Set64-bit
Instruction Set ExtensionsIntel SSE4.1, Intel SSE4.2, Intel AVX2
Enhanced Intel SpeedStep TechnologyYes
Thermal Monitoring TechnologiesYes
Intel Volume Management Device (VMD)Yes
Intel Gaussian & Neural Accelerator3.5
Intel Thread DirectorYes
Intel Speed Shift TechnologyYes
Packaging TypeTray