Intel Core i9-12900F vs Intel Core i9-12900KF: comparison
Comparison of Intel Core i9-12900F and Intel Core i9-12900KF: key differences and a full specification table.
Key differences
Intel Core i9-12900KF has a higher maximum clock (5.2 GHz vs 5.1 GHz).
Both processors match on: core count (16), thread count (24), L3 cache (30 MB), maximum memory size (128 GB), memory channels (2), PCIe version (5).
These are specification values: they show differences between the models but do not determine a performance winner. For a specific workload, rely on independent benchmarks.
Key specifications
| Parameter | Intel Core i9-12900F | Intel Core i9-12900KF |
|---|---|---|
| Cores / threads | 16 / 24 | 16 / 24 |
| Max boost clock | 5.1 GHz | 5.2 GHz |
| L3 cache | 30 MB | 30 MB |
| Process | Intel 7 | Intel 7 |
Full specification table
Differing values are highlighted. This is not a better/worse rating: numbers from different architectures are not always comparable.
| Parameter | Intel Core i9-12900F | Intel Core i9-12900KF |
|---|---|---|
| General | ||
| Model | i9-12900F | i9-12900KF |
| Codename | Alder Lake | Alder Lake |
| Segment | Desktop | Desktop |
| Product line | Процессоры Intel Core i9 12-го поколения | Процессоры Intel Core i9 12-го поколения |
| Process | Intel 7 | Intel 7 |
| Launch date | Q1 2022 | Q4 2021 |
| Status | Launched | Launched |
| Embedded options available | No | No |
| Use conditions | PC/Client/Tablet | PC/Client/Tablet |
| CPU | ||
| Cores | 16 | 16 |
| Threads | 24 | 24 |
| Multithreading (SMT/HT) | Yes | Yes |
| Performance cores | 8 | 8 |
| Efficient cores | 8 | 8 |
| Max boost clock | 5.1 GHz | 5.2 GHz |
| P-core base clock | 2.4 GHz | 3.2 GHz |
| P-core max turbo | 5 GHz | 5.1 GHz |
| E-core base clock | 1.8 GHz | 2.4 GHz |
| E-core max turbo | 3.8 GHz | 3.9 GHz |
| Turbo Boost Max 3.0 frequency | 5.1 GHz | 5.2 GHz |
| L2 cache | 14 MB | 14 MB |
| L3 cache | 30 MB | 30 MB |
| Processor base power | 65 W | 125 W |
| Maximum turbo power | 202 W | 241 W |
| Turbo Boost | Yes (2) | Yes (2) |
| 64-bit support | Yes | Yes |
| Instruction set width | 64 bit | 64 bit |
| Instruction set extensions | SSE4.1, SSE4.2, AVX2 | SSE4.1, SSE4.2, AVX2 |
| Memory | ||
| Max memory size | 128 GB | 128 GB |
| Memory types | DDR5, DDR4 | DDR5, DDR4 |
| Memory channels | 2 | 2 |
| Max memory bandwidth | 76.8 GB/s | 76.8 GB/s |
| I/O and interfaces | ||
| PCI Express revision | 5 | 5 |
| PCI Express lanes | 20 | 20 |
| PCI Express configurations | Up to 1x16+4, 2x8+4 | Up to 1x16+4, 2x8+4 |
| Scalability | 1S Only | 1S Only |
| DMI revision | 4 | 4 |
| DMI lanes | 8 | 8 |
| Package and thermal | ||
| Sockets supported | FCLGA1700 | FCLGA1700 |
| Max CPU configuration | 1 | 1 |
| Package size | 45.0 mm x 37.5 mm | 45.0 mm x 37.5 mm |
| TJUNCTION | 100 °C | 100 °C |
| Thermal solution specification | PCG 2020C | PCG 2020A |
| Security and virtualization | ||
| Virtualization (VT-x / AMD-V) | Yes | Yes |
| Virtualization for Directed I/O (VT-d) | Yes | Yes |
| Extended Page Tables (EPT) | Yes | Yes |
| AES-NI | Yes | Yes |
| Execute Disable Bit | Yes | Yes |
| Secure Key | Yes | Yes |
| Intel OS Guard | Yes | Yes |
| Intel Boot Guard | Yes | Yes |
| Mode-based Execute Control | Yes | Yes |
| Control-Flow Enforcement Technology | Yes | Yes |
| Standard Manageability | Yes | Yes |
| Technologies | ||
| Enhanced SpeedStep | Yes | Yes |
| Idle States | Yes | Yes |
| Thermal Monitoring Technologies | Yes | Yes |
| Deep Learning Boost | Yes | Yes |
| Volume Management Device | Yes | Yes |
| Turbo Boost Max 3.0 | Yes | Yes |
| Thread Director | Yes | Yes |
| Speed Shift Technology | Yes | Yes |
| Optane Memory Supported | Yes | Yes |
| Gaussian & Neural Accelerator | Yes (3) | Yes (3) |