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Intel 9th Gen Intel Core i9-9900K vs Intel Core Ultra 5 245KF: Comparison
Intel 9th Gen Intel Core i9-9900K and Intel Core Ultra 5 245KF separate most on l2 cache: Intel 9th Gen Intel Core i9-9900K at 2 MB, Intel Core Ultra 5 245KF at 26 MB, 92% in favour of Intel Core Ultra 5 245KF. L3 Cache splits them by another 33%, again favouring Intel Core Ultra 5 245KF. They match on 5 other specifications, including form factor, market segment and memory channels.
Specs
| Specification |  |  |
|---|---|---|
| Form Factor | Desktop | Desktop |
| Codename | Coffee Lake Refresh | Arrow Lake-S |
| Release Year | 2018 | 2024 |
| TDP | 95 W | 65 W |
| iGPU | Intel UHD Graphics 630 | None |
| Market Segment | Desktop | Desktop |
| Socket | LGA 1151 | LGA 1851 |
| Socket Status | End of Life | Current |
| Process Node | 14 nm | 3 nm |
| Performance Cores | 8 | 6 |
| Efficiency Cores | 0 | 8 |
| SMT Enabled | true | false |
| P-Core Base Clock | 3.6 GHz | 4.2 |
| P-Core Boost Clock | 5.0 GHz | 5.2 |
| L2 Cache | 2 MB-92% | 26 MB |
| L3 Cache | 16 MB-33% | 24 MB |
| Base Power | 95 W | 125 W |
| Max Turbo Power | 95 W | 159 |
| Memory Type | DDR4 | DDR5 |
| Max Memory Speed | 2666 MT/s | 6400 |
| Memory Channels | 2 | 2 |
| ECC Support | false | false |
| Integrated Graphics | Yes | No |
| Copilot Plus Certified | false | false |
| PCIe Generation | 3.0 | PCIe 5.0 |
| PCIe Lanes | 16-33% | 24 |
| Launch MSRP | $488 | 294 |
| Retail Availability | Retail | Boxed Retail |
| Architecture | Coffee Lake Refresh, 9th Gen Intel Core | Arrow Lake-S |
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.
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