Buy on Amazon
$768.88
In Stock
Availability
Availability
Availability
Availability
Key Differences
In short — Core i7-9800X 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 i7-9800X is 2238 days newer than the cheaper Pentium G645.
Advantages of Intel Core i7-9800X
- Performs up to 4% better in Forza Horizon 4 than Pentium G645 - 310 vs 297 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Pentium G645 - 16 vs 2 threads
Advantages of Intel Pentium G645
- Up to 95% cheaper than Core i7-9800X - $40.99 vs $768.88
- Up to 94% better value when playing Forza Horizon 4 than Core i7-9800X - $0.14 vs $2.48 per FPS
- Consumes up to 61% less energy than Intel Core i7-9800X - 65 vs 165 Watts
- Works without a dedicated GPU, while Intel Core i7-9800X doesn't have integrated graphics
Forza Horizon 4
Resolution
1920 x 1080
Game Graphics
Max
Core i7-9800X
Desktop • Oct 19th, 2018
FPS
310
100%
Value, $/FPS
$2.48/FPS
5.645161290322581%
Price, $
$768.88
5%
FPS Winner
Intel Core i7-9800X X-Series Processor 8 Cores up to 4.4GHz Turbo Unlocked LGA2066 X299 Series 165W Processors (999AC3)
Buy for $768.88 on Amazon
In Stock
Updated 4148 minutes ago
Pentium G645
Desktop • Sep 2nd, 2012
FPS
297
95.80645161290322%
Value, $/FPS
$0.14/FPS
100%
Price, $
$40.99
100%
Value Winner
Intel Pentium G645 Dual-Core Processor 2.9 Ghz 3 MB Cache LGA 1155 - BX80623G645
Buy for $40.99 on Amazon
In Stock
Updated 4143 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Max
Core i7-9800X
Desktop • Oct 19th, 2018
Pentium G645
Desktop • Sep 2nd, 2012
Geekbench 5 Benchmarks
Pentium G645
Desktop • Sep 2nd, 2012
Single-Core
465
33.99122807017544%
Multi-Core
800
10.879912960696315%
Intel Core i7-9800X | vs | Intel Pentium G645 |
|---|---|---|
Oct 19th, 2018 | Release Date | Sep 2nd, 2012 |
| Core i7 | Collection | Pentium |
| Skylake | Codename | Sandy Bridge |
| Intel Socket 2066 | Socket | Intel Socket 1155 |
Desktop | Segment | Desktop |
8 | Cores | 2 |
16 | Threads | 2 |
3.8 GHz | Base Clock Speed | 2.9 GHz |
| 4.4 GHz | Turbo Clock Speed | Non-Turbo |
| 165 W | TDP | 65 W |
14 nm | Process Size | 32 nm |
38.0x | Multiplier | 29.0x |
| None | Integrated Graphics | Intel HD (Sandy Bridge) |
Yes | Overclockable | No |
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