Key Differences
In short — Core i9-7900X outperforms Core i7-3940XM on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-7900X is 1757 days newer than Core i7-3940XM.
Advantages of Intel Core i7-3940XM
- Consumes up to 61% less energy than Intel Core i9-7900X - 55 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i9-7900X doesn't have integrated graphics
Advantages of Intel Core i9-7900X
- Performs up to 4% better in Forza Horizon 4 than Core i7-3940XM - 311 vs 299 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i7-3940XM - 20 vs 8 threads
Forza Horizon 4
Resolution
1920 x 1080
Game Graphics
Max
Desktop • Jun 26th, 2017
FPS
311
100%
Value, €/FPS
€1.68/FPS
100%
Price, €
€522.8
100%
FPS and Value Winner
Buy for €522.8 on Amazon
In Stock
Updated 10469 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Max
Mobile • Sep 3rd, 2012
Desktop • Jun 26th, 2017
Geekbench 5 Benchmarks
Intel Core i7-3940XM | vs | Intel Core i9-7900X |
---|---|---|
Sep 3rd, 2012 | Release Date | Jun 26th, 2017 |
Core i7 Extreme | Collection | Core i9 |
Ivy Bridge | Codename | Skylake-E/EP |
Intel Socket G2 (988B) | Socket | Intel Socket 2066 |
Mobile | Segment | Desktop |
4 | Cores | 10 |
8 | Threads | 20 |
3.0 GHz | Base Clock Speed | 3.3 GHz |
3.9 GHz | Turbo Clock Speed | 4.3 GHz |
55 W | TDP | 140 W |
22 nm | Process Size | 14 nm |
30.0x | Multiplier | 33.0x |
Intel HD 4000 | Integrated Graphics | None |
Yes | Overclockable | Yes |