Key Differences
In short — Core i9-12900K outperforms Xeon E5645 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-12900K is 4251 days newer than Xeon E5645.
Advantages of Intel Xeon E5645
- Consumes up to 36% less energy than Intel Core i9-12900K - 80 vs 125 Watts
Advantages of Intel Core i9-12900K
- Performs up to 30% better in Battlefield 2042 than Xeon E5645 - 184 vs 142 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Xeon E5645 - 24 vs 12 threads
- Works without a dedicated GPU, while Intel Xeon E5645 doesn't have integrated graphics
Battlefield 2042
Resolution
1920 x 1080
Game Graphics
Ultra
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Xeon E5645
Server/Workstation • Mar 16th, 2010
Core i9-12900K
Desktop • Nov 4th, 2021
Geekbench 5 Benchmarks
Intel Xeon E5645 | vs | Intel Core i9-12900K |
|---|---|---|
| Mar 16th, 2010 | Release Date | Nov 4th, 2021 |
| Xeon | Collection | Core i9 |
| Westmere-EP | Codename | Alder Lake |
| Intel Socket 1366 | Socket | Intel Socket 1700 |
Server | Segment | Desktop |
| 6 | Cores | 16 |
| 12 | Threads | 24 |
| 2.4 GHz | Base Clock Speed | 3.2 GHz |
| 2.7 GHz | Turbo Clock Speed | 5.2 GHz |
80 W | TDP | 125 W |
| 32 nm | Process Size | 10 nm |
| 18.0x | Multiplier | 32.0x |
| None | Integrated Graphics | UHD Graphics 770 |
| No | Overclockable | Yes |
