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Key Differences
In short — Core i5-9400 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 i5-9400 is 2237 days newer than Core i7-3940XM.
Advantages of Intel Core i7-3940XM
- Consumes up to 15% less energy than Intel Core i5-9400 - 55 vs 65 Watts
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 8 vs 6 threads
Advantages of Intel Core i5-9400
- Performs up to 17% better in Dota 2 than Core i7-3940XM - 203 vs 174 FPS
Dota 2
Resolution
1920 x 1080
Game Graphics
Best Looking
Core i5-9400
Desktop • Oct 19th, 2018
FPS
203
100%
Value, $/FPS
$0.79/FPS
100%
Price, $
$160.91
100%
FPS and Value Winner
Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400
Buy for $160.91 on Amazon
In Stock
Updated 31 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Best Looking
Core i7-3940XM
Mobile • Sep 3rd, 2012
Core i5-9400
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Intel Core i7-3940XM | vs | Intel Core i5-9400 |
|---|---|---|
| Sep 3rd, 2012 | Release Date | Oct 19th, 2018 |
| Core i7 Extreme | Collection | Core i5 |
| Ivy Bridge | Codename | Coffee Lake |
| Intel Socket G2 (988B) | Socket | Intel Socket 1151 |
Mobile | Segment | Desktop |
| 4 | Cores | 6 |
8 | Threads | 6 |
3.0 GHz | Base Clock Speed | 2.9 GHz |
| 3.9 GHz | Turbo Clock Speed | 4.1 GHz |
55 W | TDP | 65 W |
| 22 nm | Process Size | 14 nm |
30.0x | Multiplier | 29.0x |
| Intel HD 4000 | Integrated Graphics | UHD 630 |
Yes | Overclockable | No |
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