Key Differences
In short — Core i9-12900K outperforms the cheaper Pentium G645 on the selected game parameters. However, the worse performing Pentium G645 is a better bang for your buck. The better performing Core i9-12900K is 3350 days newer than the cheaper Pentium G645.
Advantages of Intel Core i9-12900K
- Performs up to 100% better in War Thunder than Pentium G645 - 262 vs 131 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Pentium G645 - 24 vs 2 threads
Advantages of Intel Pentium G645
- Up to 86% cheaper than Core i9-12900K - $40.99 vs $289.0
- Up to 72% better value when playing War Thunder than Core i9-12900K - $0.31 vs $1.1 per FPS
- Consumes up to 48% less energy than Intel Core i9-12900K - 65 vs 125 Watts
War Thunder
Resolution
1920 x 1080
Game Graphics
Movie
Buy for $289 on Amazon
In Stock
Updated 28 minutes ago
Desktop • Sep 2nd, 2012
FPS
131
50%
Value, $/FPS
$0.31/FPS
100%
Price, $
$40.99
100%
Value Winner
Buy for $40.99 on Amazon
In Stock
Updated 142 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Movie
Desktop • Nov 4th, 2021
Desktop • Sep 2nd, 2012
Geekbench 5 Benchmarks
Intel Core i9-12900K | vs | Intel Pentium G645 |
---|---|---|
Nov 4th, 2021 | Release Date | Sep 2nd, 2012 |
Core i9 | Collection | Pentium |
Alder Lake | Codename | Sandy Bridge |
Intel Socket 1700 | Socket | Intel Socket 1155 |
Desktop | Segment | Desktop |
16 | Cores | 2 |
24 | Threads | 2 |
3.2 GHz | Base Clock Speed | 2.9 GHz |
5.2 GHz | Turbo Clock Speed | Non-Turbo |
125 W | TDP | 65 W |
10 nm | Process Size | 32 nm |
32.0x | Multiplier | 29.0x |
UHD Graphics 770 | Integrated Graphics | Intel HD (Sandy Bridge) |
Yes | Overclockable | No |