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Silver rectangular processor with gold contacts and green substrate visible

Intel

Intel Core i9-12900KF BX8071512900KF 16-core 24-thread LGA 1700 desktop processor

SKU CH-HP1K-5PMQ5 MPN BX8071512900KF

16-core 24-thread LGA 1700 desktop processor with up to 5.2 GHz turbo, 30 MB L3 cache, DDR4 3200 and DDR5 4800 support, 125 W base power, no integrated graphics

  • Processors TypeDesktop
  • NameCore i9-12900KF
  • CPU Socket TypeLGA 1700
  • Core NameAlder Lake
  • # of Cores16-Core (8P+8E)
  • # of Threads24-Threads
  • 16 performance and efficient cores handle heavy multitasking
  • 24 threads accelerate parallel workloads like rendering and compilation
  • 30 MB L3 cache reduces latency for large data sets
  • DDR4 3200 and DDR5 4800 support lets you choose memory platform
  • PCIe 5.0 with 20 lanes delivers high bandwidth for GPUs and storage

Processor identity

This Intel Core i9-12900KF is a 16-core desktop CPU built on the Alder Lake architecture for the LGA 1700 socket. It combines eight performance cores and eight efficient cores to deliver 24 threads for demanding workloads. The processor operates at a 3.2 GHz P-core base frequency with a maximum turbo frequency up to 5.2 GHz. It supports both DDR4 3200 and DDR5 4800 memory in dual-channel mode up to 128 GB.

Suitability and alternatives

This processor suits builders who need high multi-threaded performance for content creation, heavy multitasking or gaming at high frame rates. The lack of integrated graphics means a discrete GPU is mandatory for any display output. Buyers planning a system without a dedicated graphics card should choose a model that includes integrated graphics. The 125 W base power and 241 W maximum turbo power require a robust cooling solution.

Deciding specification

The defining specification is the 16-core 8P+8E hybrid design with a 5.2 GHz max turbo frequency on the LGA 1700 platform. This core configuration and peak clock speed determine whether the processor matches the performance target for the intended workload. Verify motherboard chipset compatibility and cooling capacity before purchase.

Points forts

  • 16 performance and efficient cores handle heavy multitasking
  • 24 threads accelerate parallel workloads like rendering and compilation
  • 30 MB L3 cache reduces latency for large data sets
  • DDR4 3200 and DDR5 4800 support lets you choose memory platform
  • PCIe 5.0 with 20 lanes delivers high bandwidth for GPUs and storage

Caractéristiques

BrandIntel
Processors TypeDesktop
SeriesCore i9 12th Gen
NameCore i9-12900KF
ModelBX8071512900KF
CPU Socket TypeLGA 1700
Core NameAlder Lake
# of Cores16-Core (8P+8E)
# of Threads24-Threads
Operating FrequencyP-core Base Frequency: 3.2 GHz
E-core Base Frequency: 2.4 GHz
Max Turbo FrequencyIntel Turbo Boost Max Technology 3.0 Frequency: Up to 5.2 GHz
Single P-core Turbo Frequency: Up to 5.1 GHz
Single E-core Turbo Frequency: Up to 3.9 GHz
L2 Cache14MB
L3 Cache30MB
Manufacturing TechIntel 7
Instruction Set64-Bit
Hyper-Threading SupportYes
Memory TypesDDR4 3200 / DDR5 4800
Memory Channel2
Max Memory Size128 GB
Max Memory Bandwidth76.8 GB/s
Virtualization Technology SupportYes
Integrated GraphicsNone Integrated Graphics
PCI Express Revision5.0 / 4.0 / 3.0
Max Number of PCI Express Lanes20
Thermal Design PowerProcessor Base Power: 125W
Maximum Turbo Power: 241W
Cooling DeviceCooling device not included - Processor Only
Operating System SupportedWindows 11
Poids d’expédition0.09 kg
Dimensions du colis117 × 104 × 48 mm

Questions sur cet article

What motherboard socket does the LGA 1700 Core i9-12900KF require?

The Core i9-12900KF fits an LGA 1700 socket. The processor has 16 cores (8P+8E) and 24 threads with a 125 W base power and 241 W maximum turbo power, so the motherboard VRM and cooler must handle that thermal envelope.

Which installation step is most often missed when fitting the Core i9-12900KF?

The boxed processor ships without a cooling device. Buyers frequently forget to buy a separate LGA 1700 compatible cooler rated for at least 241 W turbo power before starting the build.

What memory replacement or upgrade will the Core i9-12900KF need later?

The memory controller supports DDR4 3200 and DDR5 4800 in dual-channel up to 128 GB. If capacity or speed requirements grow, you replace the DIMMs with faster or larger kits within those specifications.

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