Technical Snapshot

The Intel Core i9-12900KS (12th Gen) is a desktop processor for the FCLGA1700 platform, based on the Alder Lake architecture (Intel 7). It features 16 (8P+8E) cores and 24 threads, with a base frequency of 3.4 GHz and boost up to 5.5 GHz. The CPU has 30.0 MB of cache with a 150 W base TDP. Memory support includes DDR5 4800 MT/s / DDR4 3200 MT/s.

Use Case
Desktop computing, gaming, content creation
Compatibility
FCLGA1700 motherboard (12th Gen)
Category
Desktop Processor — Alder Lake
Intel Core i9-12900KS (12th Gen)
INTEL PRODUCT
INTEL

Core i9-12900KS (12th Gen)

16 (8P+8E) Cores 24 Threads @ 5.5 GHz | FCLGA1700

Total CPU cores: 16 (8P+8E). P-cores handle heavy workloads, E-cores handle background tasks.
Cores16 (8P+8E)
Maximum single-core turbo frequency under Intel Turbo Boost Technology.
Max Boost5.5 GHz
Total cache (L2 + L3) for fast data access during compute-intensive tasks.
Cache30.0 MB
Base power consumption (TDP). Ensure adequate cooling and PSU capacity.
TDP150W
MPNBXC8071512900KS
PackageBox
CategoryDesktop Processors
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Full Specifications

Processor Architecture
CodenameAlder Lake
Series12th Gen
Cores / Threads16 (8P+8E) / 24
ProcessIntel 7
SocketFCLGA1700
Performance
Base Clock3.4 GHz
Max Turbo Clock5.5 GHz
Cache
Total Cache30.0 MB
L2 Cache14.0 MB
Memory
Memory TypeDDR5 4800 MT/s / DDR4 3200 MT/s
Max Memory128 GB
Power
Base Power (TDP)150 W
Max Turbo Power241 W
Graphics
Integrated GraphicsIntel® UHD Graphics 770
Connectivity
PCIe Version5.0 and 4.0
PCIe Lanes20
Product Information
Ordering CodeBXC8071512900KS
PackageBox

Support & Downloads

Latest Drivers & SoftwareVisit Intel for the latest updates
Intel Downloads →
Intel Core i9-12900KS (12th Gen) DocumentationPDF · Installation guide and specifications
Intel Support →
← Back to Intel CPU Catalog

Frequently Asked Questions

What socket does the Intel Core i9-12900KS (12th Gen) use?

The Intel Core i9-12900KS (12th Gen) uses the FCLGA1700 socket, compatible with 12th Gen-generation Intel motherboards.

What memory does the Intel Core i9-12900KS (12th Gen) support?

The Intel Core i9-12900KS (12th Gen) supports DDR5 4800 MT/s / DDR4 3200 MT/s with a maximum of 128 GB.

How many cores does the Intel Core i9-12900KS (12th Gen) have?

The Intel Core i9-12900KS (12th Gen) has 16 (8P+8E) cores and 24 threads, with a max turbo frequency of 5.5 GHz.

What is the TDP of the Intel Core i9-12900KS (12th Gen)?

The Intel Core i9-12900KS (12th Gen) has a base power (TDP) of 150 W and max turbo power of 241 W.

Does the Intel Core i9-12900KS (12th Gen) have integrated graphics?

Yes, the Intel Core i9-12900KS (12th Gen) includes Intel® UHD Graphics 770.

JSON-LD Structured Data — Product + FAQ + Breadcrumb 
Product: Intel Core i9-12900KS (12th Gen)
MPN: BXC8071512900KS
Schemas: Product + BreadcrumbList + FAQPage
Properties: 15 additionalProperty entries