The Core i5-10400 is a slightly faster gaming CPU than the Core i9-9940X. We cannot compare value as at least one CPU is out of stock.
Advantages of the Core i5-10400
- A slightly faster CPU for gaming
- Consumes up to 61% less energy – 65 vs 165 Watts
- Can run games without a dedicated GPU as it has integrated graphics
Advantages of the Core i9-9940X
- Can execute more multi-threaded tasks simultaneously – 28 vs 12 threads
Core i5-10400 vs Core i9-9940X
The CPU's performance in selected game and settings
Core i5-10400
Apr 30th, 2020
Average FPS
203
100%
Min 1% FPS
139
100%
Price, CA$
Out of Stock
Value, CA$/FPS
Not Available
All items are out of stock.
Core i9-9940X
Oct 19th, 2018
Average FPS
202
100%
Min 1% FPS
139
100%
Price, CA$
Out of Stock
Value, CA$/FPS
Not Available
All items are out of stock.
Synthetic Benchmarks
The Core i5-10400 vs Core i9-9940X in synthetic CPU benchmarks
Performance Specifications
The Core i5-10400 vs Core i9-9940X in core CPU performance specifications
Core i5-10400
Apr 30th, 2020
Cores
6-core
43%
L3 Cache
12 MB
62%
Base Frequency
2.9 GHz
88%
Turbo Frequency
4.3 GHz
96%
Max. DDR4 RAM Speed
2666 MHz
100%
Core i9-9940X
Oct 19th, 2018
Cores
14-core
100%
L3 Cache
19.25 MB
100%
Base Frequency
3.3 GHz
100%
Turbo Frequency
4.5 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i5-10400 | SpecificationsComparison of all specifications | Core i9-9940X |
|---|---|---|
| General | ||
Apr 30th, 2020 | Release Date | Oct 19th, 2018 |
| Not Available | MSRP | $1,387.00 |
Desktop | Segment | Desktop |
| Intel Socket 1200 | Socket | Intel Socket 2066 |
| Comet Lake | Codename | Skylake-X |
65 W | Power Consumption | 165 W |
| Performance | ||
| 6 | Cores | 14 |
| 12 | Threads | 28 |
| 2.9 GHz | Base Frequency | 3.3 GHz |
| 4.3 GHz | Turbo Frequency | 4.5 GHz |
| 12 MB | L3 Cache | 19.25 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 2666 MHz |
UHD Graphics 630 | Integrated Graphics | No |
| No | Overclockable | Yes |
