The Core i9-11900K is a clear winner – it's at least 2x faster gaming CPU than the Core i7-7800X and it's also a better value for money, as it's $5.29 cheaper!
Advantages of the Core i9-11900K
- At least 2x faster CPU for gaming
- Up to 2% cheaper – $281.06 vs $286.35
- A better value for money for gaming
- Consumes up to 11% less energy – 125 vs 140 Watts
- Can execute more multi-threaded tasks simultaneously – 16 vs 12 threads
- Has an integrated GPU, while the Core i7-7800X cannot run games without a dedicated GPU
Advantages of the Core i7-7800X
The Core i9-11900K is better in every way
Core i9-11900K vs Core i7-7800X for Gaming
The CPU's performance in selected game and settings
Core i9-11900K
Mar 16th, 2021
Average FPS
207
100%
Min 1% FPS
136
100%
Price, €
€281.06
100%
Value, €/FPS
€1.35/FPS
100%
Core i7-7800X
Jun 26th, 2017
Average FPS
185
89%
Min 1% FPS
123
90%
Price, €
€286.35
98%
Value, €/FPS
€1.54/FPS
88%
Core i9-11900K vs Core i7-7800X in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
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Synthetic Benchmarks
The Core i9-11900K vs Core i7-7800X in synthetic CPU benchmarks
Performance Specifications
The Core i9-11900K vs Core i7-7800X in core CPU performance specifications
Core i9-11900K
Mar 16th, 2021
Cores
8-core
100%
L3 Cache
16 MB
100%
Base Frequency
3.5 GHz
100%
Turbo Frequency
5.3 GHz
100%
Max. DDR4 RAM Speed
3200 MHz
100%
Core i7-7800X
Jun 26th, 2017
Cores
6-core
75%
L3 Cache
8.25 MB
52%
Base Frequency
3.5 GHz
100%
Turbo Frequency
4 GHz
75%
Max. DDR4 RAM Speed
2400 MHz
75%
Specifications
Comparison of all specifications
Core i9-11900K | SpecificationsComparison of all specifications | Core i7-7800X |
|---|---|---|
| General | ||
Mar 16th, 2021 | Release Date | Jun 26th, 2017 |
| $539.00 | MSRP | $383.00 |
Desktop | Segment | Desktop |
| Intel Socket 1200 | Socket | Intel Socket 2066 |
| Rocket Lake | Codename | Skylake-E/EP |
125 W | Power Consumption | 140 W |
| Performance | ||
8 | Cores | 6 |
16 | Threads | 12 |
| 3.5 GHz | Base Frequency | 3.5 GHz |
5.3 GHz | Turbo Frequency | 4.0 GHz |
16 MB | L3 Cache | 8.25 MB |
| Other Features | ||
| DDR4 @ 3200 MHz | RAM | DDR4 @ 2400 MHz |
UHD Graphics 750 | Integrated Graphics | No |
| Yes | Overclockable | Yes |
