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Intel 10th Gen Intel Core i9 10900K vs Intel Core i9-12900: Comparison
Intel 10th Gen Intel Core i9 10900K and Intel Core i9-12900 separate most on l2 cache: Intel 10th Gen Intel Core i9 10900K at 2.5 MB, Intel Core i9-12900 at 14 MB, 82% in favour of Intel Core i9-12900. L3 Cache splits them by another 33%, again favouring Intel Core i9-12900. They match on 5 other specifications, including form factor, market segment and socket status.
Specs
| Specification |  |  |
|---|---|---|
| Product Line | Core i9 | Core |
| Form Factor | Desktop | Desktop |
| Model Number | 10900K | i9-12900 |
| Codename | Comet Lake | Alder Lake |
| Release Year | 2020 | 2022 |
| TDP | 125 W | 65 W |
| iGPU | Intel UHD Graphics 630 | Intel UHD Graphics 770 |
| Market Segment | Desktop | Desktop |
| Socket | LGA 1200 | LGA 1700 |
| Socket Status | Mature | Mature |
| Process Node | 14 nm | 10 nm |
| Performance Cores | 10 | 8 |
| Efficiency Cores | 0 | 8 |
| SMT Enabled | Yes | true |
| P-Core Base Clock | 3.7 GHz | 2.4 |
| P-Core Boost Clock | 5.3 GHz | 5.1 |
| Unlocked Multiplier | Yes | false |
| L2 Cache | 2.5 MB-82% | 14 MB |
| L3 Cache | 20 MB-33% | 30 MB |
| Base Power | 125 W | 65 W |
| Max Turbo Power | 250W | 202 |
| Memory Type | DDR4 | DDR5 or DDR4 |
| Memory Channels | 2 | 2 |
| Integrated Graphics | Yes | Yes |
| iGPU Model | Intel UHD Graphics 630 | Intel UHD Graphics 770 |
| iGPU Compute Units | 24 | 32 |
| PCIe Generation | PCIe 3.0 | PCIe 5.0 |
| PCIe Lanes | 16-20% | 20 |
| Launch MSRP | 488 | 489 |
| Retail Availability | Retail | Boxed Retail |
| Architecture | Comet Lake, 10th Gen Intel Core | Alder Lake |
| Cores | 10 | 16 |
| Threads | 20 | 24 |
Verdict
Intel Core i9-12900
8.2 / 10 Expert Rating
The Intel Core i9-12900 is a mainstream desktop processor, a solid all-rounder for gaming and productivity builds.
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