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Intel Core i9-12900K desktop processor in LGA 1700 package with silver integrated heat spreader and gold contact pads

Configurator

Configurator Core i9-12900K 16-core 24-thread desktop processor

SKU CH-D3JB-9PRAQ MPN BX8071512900K_Conf_20220809

16-core desktop processor with 24 threads, 30 MB L3 cache and up to 5.2 GHz turbo for LGA 1700 platforms

  • Processors TypeDesktop
  • NameCore i9-12900K
  • CPU Socket TypeLGA 1700
  • Core NameAlder Lake
  • # of Cores16-Core (8P+8E)
  • # of Threads24-Threads
  • 16 cores plus 24 threads handle heavy multitasking
  • turbo boost reaches 5.2 GHz for single-thread speed
  • 30 MB L3 cache cuts memory latency
  • DDR4 3200 and DDR5 4800 memory support
  • integrated UHD 770 graphics drive displays without a discrete card

Processor identity and target workloads

The Core i9-12900K is a 16-core, 24-thread desktop processor built on the Intel 7 process. Eight performance cores and eight efficient cores deliver up to 5.2 GHz maximum turbo frequency. It suits content creators, developers and enthusiasts who need high multi-threaded throughput and strong single-thread responsiveness.

Platform and memory prerequisites

The processor fits the LGA 1700 socket and requires a motherboard with a compatible chipset and BIOS revision for 12th-generation Intel Core. Memory support covers dual-channel DDR4 at 3200 MT/s or DDR5 at 4800 MT/s up to 128 GB total. ECC memory is supported when the platform allows it. PCI Express 5.0, 4.0 and 3.0 lanes are available for graphics and storage devices.

Thermal envelope and integrated graphics

Base power is rated at 125 W with a maximum turbo power of 241 W, so a capable cooling solution is essential for sustained loads. The integrated Intel UHD Graphics 770 runs at 300 MHz base and up to 1.55 GHz dynamic frequency, providing display output without a discrete card. The 30 MB L3 and 14 MB L2 caches help reduce latency in memory-intensive workloads.

Points forts

  • 16 cores plus 24 threads handle heavy multitasking
  • turbo boost reaches 5.2 GHz for single-thread speed
  • 30 MB L3 cache cuts memory latency
  • DDR4 3200 and DDR5 4800 memory support
  • integrated UHD 770 graphics drive displays without a discrete card

Caractéristiques

BrandIntel
Processors TypeDesktop
SeriesCore i9 12th Gen
NameCore i9-12900K
ModelBX8071512900K
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
ECC MemorySupported
Max Memory Bandwidth76.8 GB/s
Virtualization Technology SupportYes
Integrated GraphicsIntel UHD Graphics 770
Graphics Base Frequency300 MHz
Graphics Max Dynamic Frequency1.55 GHz
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’expédition0.12 kg
Dimensions du colis168 × 142 × 135 mm

Questions sur cet article

Does the Core i9-12900K BX8071512900K come with a cooler or must one be purchased separately?

The processor is sold without a cooler; a compatible LGA 1700 solution rated for up to 241 W turbo power must be supplied by the builder.

Which memory standard should be chosen between DDR4 3200 and DDR5 4800 for this 16-core 24-thread CPU?

Both DDR4 3200 and DDR5 4800 are supported in dual-channel mode up to 128 GB; select based on motherboard compatibility and budget.

What does the 5.2 GHz Turbo Boost Max 3.0 frequency mean for real workloads on the Core i9-12900K?

It is the peak single P-core speed reachable under light loads when thermal and power headroom allow; sustained all-core speeds will be lower.

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