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Key Differences
In short — Core i7-7800X outperforms Core i3-8121U on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i7-7800X is 313 days older than Core i3-8121U.
Advantages of Intel Core i3-8121U
- Consumes up to 89% less energy than Intel Core i7-7800X - 15 vs 140 Watts
Advantages of Intel Core i7-7800X
- Performs up to 7% better in Cyberpunk 2077 than Core i3-8121U - 76 vs 71 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i3-8121U - 12 vs 4 threads
Cyberpunk 2077
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Core i7-7800X
Desktop • Jun 26th, 2017
FPS
76
100%
Value, $/FPS
$6.35/FPS
100%
Price, $
$482.84
100%
FPS and Value Winner
Intel Core i7-7800X X-Series Processor 6 Cores up to 4.0 GHz Turbo Unlocked LGA2066 X299 Series 140W
Buy for $482.84 on Amazon
In Stock
Updated 8285 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
RT Overdrive
Core i3-8121U
Mobile • May 5th, 2018
Core i7-7800X
Desktop • Jun 26th, 2017
Geekbench 5 Benchmarks
Intel Core i3-8121U | vs | Intel Core i7-7800X |
|---|---|---|
May 5th, 2018 | Release Date | Jun 26th, 2017 |
| Core i3 | Collection | Core i7 |
| Cannon Lake | Codename | Skylake-E/EP |
| Intel BGA 1440 | Socket | Intel Socket 2066 |
Mobile | Segment | Desktop |
| 2 | Cores | 6 |
| 4 | Threads | 12 |
| 2.2 GHz | Base Clock Speed | 3.5 GHz |
| 3.2 GHz | Turbo Clock Speed | 4.0 GHz |
15 W | TDP | 140 W |
10 nm | Process Size | 14 nm |
| 22.0x | Multiplier | 35.0x |
| None | Integrated Graphics | None |
| No | Overclockable | Yes |
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