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Intel Core i9-13900K vs Intel Core Ultra 5 245KF: Comparison
Intel Core i9-13900K and Intel Core Ultra 5 245KF separate most on l3 cache: Intel Core i9-13900K at 36 MB, Intel Core Ultra 5 245KF at 24 MB, 33% in favour of Intel Core i9-13900K. L2 Cache splits them by another 19%, again favouring Intel Core i9-13900K. They match on 9 other specifications, including form factor, market segment and unlocked multiplier.
Specs
| Specification |  |  |
|---|---|---|
| Form Factor | Desktop | Desktop |
| Codename | Raptor Lake | Arrow Lake-S |
| Release Year | 2022 | 2024 |
| TDP | 125W Base / 253W Max Turbo | 65 W |
| iGPU | Intel UHD Graphics 770 | None |
| Market Segment | Desktop | Desktop |
| Socket | LGA 1700 | LGA 1851 |
| Socket Status | End of Life | Current |
| Process Node | 10 nm | 3 nm |
| Performance Cores | 8 | 6 |
| Efficiency Cores | 16 | 8 |
| SMT Enabled | true | false |
| P-Core Base Clock | 3.0 | 4.2 |
| P-Core Boost Clock | 5.4 | 5.2 |
| E-Core Base Clock | 2.2 | 3.6 |
| E-Core Boost Clock | 4.3 | 4.6 |
| Unlocked Multiplier | true | true |
| L2 Cache | 32 MB | 26 MB-19% |
| L3 Cache | 36 MB | 24 MB-33% |
| 3D Stacked Cache | false | false |
| Base Power | 125 W | 125 W |
| Max Turbo Power | 253 | 159 |
| Memory Type | DDR5 or DDR4 | DDR5 |
| Max Memory Speed | 5600 | 6400 |
| Memory Channels | 2 | 2 |
| Max Memory Capacity | 192 | 256 |
| ECC Support | true | false |
| Integrated Graphics | Yes | No |
| Copilot Plus Certified | false | false |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| PCIe Lanes | 20-17% | 24 |
| Launch MSRP | 589 | 294 |
| Retail Availability | Boxed Retail | Boxed Retail |
| Architecture | Raptor Lake, 13th Gen Intel Core | Arrow Lake-S |
| Cores | 24 | 14 |
| Threads | 32 | 14 |
Verdict
Intel Core Ultra 5 245KF
8.5 / 10 Expert Rating
The Intel Core Ultra 5 245KF is a flagship unlocked desktop Arrow Lake-S processor, a solid pick for overclocking enthusiasts.