Intel® Core™ i9-12900K 12th Gen Desktop Processor (Alder Lake)
The 12th Gen Intel® Core™ i9-12900K desktop processor redefines x86 performance with a new performance hybrid architecture. Combining powerful Performance-cores with highly Efficient-cores, it intelligently balances single-threaded speed and multi-threaded throughput for gaming, productivity, and content creation.
With support for PCIe 5.0, DDR5, and advanced Intel® UHD Graphics 770, this processor delivers a premium platform for immersive experiences and next-generation performance.
Key Features
- Performance Hybrid Architecture
- Combines Performance-cores (P-cores) and Efficient-cores (E-cores)
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Delivers balanced single-thread and multi-threaded real-world performance
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Intel® Thread Director
- Helps the OS scheduler intelligently distribute workloads
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Optimizes performance per watt by placing the right thread on the right core
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Next-Generation Connectivity
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PCIe 5.0 up to 16 lanes
- Readiness for up to 32 GT/s
- High-bandwidth connections for discrete graphics and storage
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PCIe 4.0 up to 4 lanes
- Up to 16 GT/s for fast access to peripheral devices and networking
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Advanced Memory Support
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Up to DDR5 4800 MT/s
- Industry-first memory technology with high bandwidth and throughput
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Up to DDR4 3200 MT/s
- Supports faster frequencies and higher bandwidth for enhanced productivity
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Enhanced Cache Architecture
- Increased Intel® Smart Cache (L3) and L2 cache sizes
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Large memory capacity and reduced latency for fast game loading and smooth frame rates
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AI and Acceleration Technologies
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Intel® Deep Learning Boost
- Accelerates AI inference for deep learning workloads
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Gaussian & Neural Accelerator 3.0 (GNA 3.0)
- Processes AI speech and audio applications, such as neural noise cancellation
- Frees CPU resources for improved system responsiveness
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Intel® Turbo Boost Max Technology 3.0
- Identifies the processor’s fastest cores
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Directs critical workloads for maximum performance
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Intel® UHD Graphics 770 (Xe Architecture)
- Rich media and intelligent graphics capabilities
- Enhanced 3D performance and faster image processing
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Visual support for:
- Up to 8K HDR video in billions of colors
- Up to 4 simultaneous 4K displays
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Immersive Experiences
- Enhanced noise suppression and background blurring in video with GNA 3.0
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Designed for demanding gaming titles and advanced professional applications
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Overclocking Ready
- Unlocked processor with overclocking features and capabilities
- When paired with Intel® Z690 chipset:
- P-cores, E-cores, graphics, and memory can be set above standard frequencies
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Advanced tuning via Intel® Extreme Tuning Utility (XTU)
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Platform Innovation
- Up to 20 PCIe lanes (16 PCIe 5.0 + 4 PCIe 4.0)
- Enables impressive control and confidence for gaming, work, and creation
Specifications
General
| Specification | Details |
|---|---|
| Chip Name | BX8071512900K Alder Lake |
| Socket | LGA1700 |
| Sockets Supported | FCLGA1700 |
| Scalability | 1S Only |
| Max CPU Configuration | 1 |
| Packaging | Retail |
| Heatsink | No |
| Thermal Solution Spec | PCG 2020A |
| Tjunction | 100°C |
| Package Size | 45.0 mm x 37.5 mm |
Cores & Threads
| Specification | Details |
|---|---|
| Total Cores | 16 |
| Performance-cores (P-cores) | 8 |
| Efficient-cores (E-cores) | 8 |
| Total Threads | 24 |
Frequencies
| Specification | Details |
|---|---|
| Max Turbo Frequency | 5.20 GHz |
| Intel® Turbo Boost Max Technology 3.0 Frequency | 5.20 GHz |
| Performance-core Max Turbo Frequency | 5.10 GHz |
| Efficient-core Max Turbo Frequency | 3.90 GHz |
| Performance-core Base Frequency | 3.20 GHz |
| Efficient-core Base Frequency | 2.40 GHz |
Cache & Power
| Specification | Details |
|---|---|
| Intel® Smart Cache (L3) | 30 MB |
| Total L2 Cache | 14 MB |
| Processor Base Power | 125 W |
| Maximum Turbo Power | 241 W |
Memory
| Specification | Details |
|---|---|
| Max Memory Size* | 128 GB |
| Memory Types | Up to DDR5 4800 MT/s |
| Up to DDR4 3200 MT/s | |
| Max Number of Memory Channels | 2 |
| Max Memory Bandwidth | 76.8 GB/s |
*Dependent on memory type.
Processor Graphics – Intel® UHD Graphics 770
| Specification | Details |
|---|---|
| Base Frequency | 300 MHz |
| Max Dynamic Frequency | 1.55 GHz |
| Execution Units | 32 |
| Graphics Output | eDP 1.4b, DP 1.4a, HDMI 2.1 |
| Max Resolution (HDMI) | 4096 x 2160 @ 60 Hz |
| Max Resolution (DisplayPort) | 7680 x 4320 @ 60 Hz |
| Max Resolution (eDP – Integrated FP) | 5120 x 3200 @ 120 Hz |
| DirectX Support | 12 |
| OpenGL Support | 4.5 |
| OpenCL Support | 2.1 |
| Multi-Format Codec Engines | 2 |
| Intel® Quick Sync Video | Yes |
| Intel® Clear Video HD Technology | Yes |
| Number of Displays Supported | 4 |
| Device ID | 0x4680 |
I/O & Expansion
| Specification | Details |
|---|---|
| Direct Media Interface (DMI) | Revision 4.0 |
| Max Number of DMI Lanes | 8 |
| PCI Express Revision | 5.0 and 4.0 |
| PCI Express Configurations | Up to 1x16+4, 2x8+4 |
| Max Number of PCI Express Lanes | 20 |
The Intel® Core™ i9-12900K 12th Gen desktop processor delivers the performance hybrid architecture, advanced graphics, AI acceleration, and platform capabilities you need to game, work, and create with exceptional speed and control.
