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Intel Core i9-13900K vs Intel Core Ultra 9 285K: Comparison
Intel Core i9-13900K and Intel Core Ultra 9 285K separate most on l2 cache: Intel Core i9-13900K at 32 MB, Intel Core Ultra 9 285K at 40 MB, 20% in favour of Intel Core Ultra 9 285K. PCIe Lanes splits them by another 17%, again favouring Intel Core Ultra 9 285K. They match on 16 other specifications, including form factor, market segment and performance cores.
Specs
| Specification |  |  |
|---|---|---|
| Brand | Intel | Intel |
| Form Factor | Desktop | Desktop |
| Model Number | 13900K | 285K |
| Codename | Raptor Lake | Arrow Lake-S |
| Core/Thread Count | 24 Core (8P+16E) / 32 Thread | 24 Core (8P+16E) / 24 Thread |
| TDP | 125W Base / 253W Max Turbo | 125W Base / 250W Max Turbo |
| Market Segment | Desktop | Desktop |
| Cache | 36MB L3 | 36MB L3 + 40MB L2 |
| Socket | LGA 1700 | LGA 1851 |
| Boost/Base Clock | 5.8 GHz / 3.0 GHz | 5.7 GHz / 3.7 GHz |
| Socket Status | End of Life | Current |
| Process Node | 10 nm | 3 nm |
| Performance Cores | 8 | 8 |
| Efficiency Cores | 16 | 16 |
| SMT Enabled | true | false |
| P-Core Base Clock | 3.0 | 3.7 |
| P-Core Boost Clock | 5.4 | 5.5 |
| E-Core Base Clock | 2.2 | 3.2 |
| E-Core Boost Clock | 4.3 | 4.6 |
| Unlocked Multiplier | true | true |
| L2 Cache | 32 MB-20% | 40 MB |
| L3 Cache | 36 MB | 36 MB |
| 3D Stacked Cache | false | false |
| Base Power | 125 W | 125 W |
| Max Turbo Power | 253 | 250 |
| Memory Type | DDR5 or DDR4 | DDR5 |
| Max Memory Speed | 5600 | 6400 |
| Memory Channels | 2 | 2 |
| Max Memory Capacity | 192 | 256 |
| ECC Support | true | true |
| Integrated Graphics | Yes | Yes |
| iGPU Model | Intel UHD Graphics 770 | Intel Graphics |
| Copilot Plus Certified | false | false |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| PCIe Lanes | 20-17% | 24 |
| Launch MSRP | 589 | 589 |
| Retail Availability | Boxed Retail | Boxed Retail |
| Series | Core i9 | Core Ultra 9 |
| CPU Process Node | Intel 7 | TSMC N3B (Compute Tile) |
| Architecture | Raptor Lake, 13th Gen Intel Core | Arrow Lake, Core Ultra 200 Series |
| Cores | 24 | 24 |
| Threads | 32 | 24 |