| Launch date | Q1'22 |
| Status | Launched |
| OpenCL version | 2.1 |
| Processor generation | 12th gen Intel® Core™ i9 |
| Maximum turbo power | 241 W |
| Efficient-core boost frequency | 4 GHz |
| Maximum number of DMI lanes | 8 |
| Performance-core boost frequency | 5.2 GHz |
| Box | Y |
| Efficient-core base frequency | 2.5 GHz |
| Processor base power | 150 W |
| Performance-core base frequency | 3.4 GHz |
| Efficient cores | 8 |
| Performance cores | 8 |
| Processor family | Intel® Core™ i9 |
| Processor manufacturer | Intel |
| Processor cores | 16 |
| Processor threads | 24 |
| Processor operating modes | 64-bit |
| Processor cache | 30 MB |
| Processor model | i9-12900KS |
| Processor boost frequency | 5.5 GHz |
| Processor codename | Alder Lake |
| Processor cache type | Smart Cache |
| Processor socket | LGA 1700 |
| Multi-Format Codec Engines | 2 |
| On-board graphics card refresh rate at maximum resolution (DisplayPort) | 60 Hz |
| On-board graphics card ID | 0x4680 |
| On-board graphics card maximum resolution (eDP - Integrated Flat Panel) | 5120 x 3200 pixels |
| On-board graphics card outputs supported | DisplayPort 1.4a |
| On-board graphics card dynamic frequency (max) | 1550 MHz |
| Number of displays supported (on-board graphics) | 4 |
| On-board graphics card maximum resolution (DisplayPort) | 7680 x 4320 pixels |
| On-board graphics card maximum resolution (HDMI) | 4096 x 2160 pixels |
| On-board graphics card OpenGL version | 4.5 |
| On-board graphics card refresh rate at maximum resolution (eDP - Integrated Flat Panel) | 120 Hz |
| On-board graphics card refresh rate at maximum resolution (HDMI) | 60 Hz |
| Discrete graphics card | N |
| On-board graphics card model | Intel UHD Graphics 770 |
| Number of execution units | 32 |
| Discrete graphics card model | Not available |
| On-board graphics card | Y |
| On-board graphics card base frequency | 300 MHz |
| On-board graphics card DirectX version | 12.0 |
| Harmonized System (HS) code | 8542310001 |
| Direct Media Interface (DMI) Revision | 4.0 |
| Commodity Classification Automated Tracking System (CCATS) | G167599 |
| Market segment | Desktop |
| Export Control Classification Number (ECCN) | 5A992CN3 |
| Idle States | Y |
| PCI Express slots version | 4.0 |
| CPU configuration (max) | 1 |
| PCI Express configurations | 1x16+1x4 |
| Execute Disable Bit | Y |
| Supported instruction sets | SSE4.1 |
| Thermal Monitoring Technologies | Y |
| Scalability | 1S |
| Maximum number of PCI Express lanes | 20 |
| Embedded options available | N |
| Memory bandwidth (max) | 76.8 GB/s |
| Memory types supported by processor | DDR4-SDRAM |
| Memory channels | Dual-channel |
| Maximum internal memory supported by processor | 128 GB |
| ECC | Y |
| Tjunction | 90 °C |
| Processor package size | 45 x 37.5 mm |
| Intel® Gaussian & Neural Accelerator (Intel® GNA) 3.0 | Y |
| Intel Turbo Boost Max Technology 3.0 | Y |
| Mode-based Execute Control (MBE) | Y |
| Intel® Deep Learning Boost (Intel® DL Boost) | Y |
| Intel® Volume Management Device (VMD) | Y |
| Intel® vPro™ Platform Eligibility | Y |
| Intel® Thermal Velocity Boost | Y |
| Intel® Thread Director | Y |
| Intel® Total Memory Encryption | Y |
| Intel® Turbo Boost Max Technology 3.0 frequency | 5.3 GHz |
| Intel® Control-flow Enforcement Technology (CET) | Y |
| Intel® Thermal Velocity Boost Frequency | 5.5 GHz |
| Intel® Thermal Velocity Boost Temperature | 50 °C |
| Intel® Speed Shift Technology | Y |
| Intel® Boot Guard | Y |
| Intel® Active Management Technology (Intel® AMT) | Y |
| Intel® Quick Sync Video Technology | Y |
| Intel® Clear Video HD Technology (Intel® CVT HD) | Y |
| Intel® AES New Instructions (Intel® AES-NI) | Y |
| Enhanced Intel SpeedStep Technology | Y |
| Intel® OS Guard | Y |
| Intel® Optane™ Memory Ready | Y |
| Intel Trusted Execution Technology | Y |
| Intel VT-x with Extended Page Tables (EPT) | Y |
| Intel® Secure Key | Y |
| Intel® Hyper Threading Technology (Intel® HT Technology) | Y |
| Intel 64 | Y |
| Intel Virtualization Technology for Directed I/O (VT-d) | Y |
| Intel Virtualization Technology (VT-x) | Y |
| Intel® Turbo Boost Technology | 2.0 |
| Graphics output | eDP 1.4b, DP 1.4a, HDMI 2.1 |
