The Core i9-7900X is the comparison's loser – it's a slightly slower gaming CPU than the Core i7-8700K and it's also a much worse value for money, as it's $139.64 more expensive!
Advantages of the Core i9-7900X
- Can execute more multi-threaded tasks simultaneously – 20 vs 12 threads
Advantages of the Core i7-8700K
- A slightly faster CPU for gaming
- Up to 48% cheaper – $153.15 vs $292.79
- A much better value for money for gaming
- Consumes up to 32% less energy – 95 vs 140 Watts
- Can run games without a dedicated GPU as it has integrated graphics
Core i9-7900X vs Core i7-8700K for Gaming
The CPU's performance in selected game and settings
Core i9-7900X
Jun 26th, 2017
Average FPS
187
98%
Min 1% FPS
124
98%
Price, €
€292.79
52%
Value, €/FPS
€1.56/FPS
51%
Core i7-8700K
Oct 5th, 2017
Average FPS
190
100%
Min 1% FPS
126
100%
Price, €
€153.15
100%
Value, €/FPS
€0.8/FPS
100%
Core i9-7900X vs Core i7-8700K in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The Core i9-7900X vs Core i7-8700K in synthetic CPU benchmarks
Performance Specifications
The Core i9-7900X vs Core i7-8700K in core CPU performance specifications
Core i9-7900X
Jun 26th, 2017
Cores
10-core
100%
L3 Cache
14 MB
100%
Base Frequency
3.3 GHz
89%
Turbo Frequency
4.3 GHz
91%
Max. DDR4 RAM Speed
2666 MHz
100%
Core i7-8700K
Oct 5th, 2017
Cores
6-core
60%
L3 Cache
12 MB
86%
Base Frequency
3.7 GHz
100%
Turbo Frequency
4.7 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i9-7900X | SpecificationsComparison of all specifications | Core i7-8700K |
|---|---|---|
| General | ||
| Jun 26th, 2017 | Release Date | Oct 5th, 2017 |
| $999.00 | MSRP | $359.00 |
Desktop | Segment | Desktop |
| Intel Socket 2066 | Socket | Intel Socket 1151 |
| Skylake-E/EP | Codename | Coffee Lake |
| 140 W | Power Consumption | 95 W |
| Performance | ||
10 | Cores | 6 |
20 | Threads | 12 |
| 3.3 GHz | Base Frequency | 3.7 GHz |
| 4.3 GHz | Turbo Frequency | 4.7 GHz |
14 MB | L3 Cache | 12 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 2666 MHz |
| No | Integrated Graphics | UHD Graphics 630 |
| Yes | Overclockable | Yes |
