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£450
In Stock
Availability
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Key Differences
In short — Core i9-7900X outperforms the cheaper Core i5-9400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i9-7900X is 480 days older than the cheaper Core i5-9400.
Advantages of Intel Core i9-7900X
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 20 vs 6 threads
Advantages of Intel Core i5-9400
- Up to 67% cheaper than Core i9-7900X - £150.64 vs £450.0
- Consumes up to 54% less energy than Intel Core i9-7900X - 65 vs 140 Watts
- Works without a dedicated GPU, while Intel Core i9-7900X doesn't have integrated graphics
Red Dead Redemption 2
Resolution
1920 x 1080
Game Graphics
Highest
Intel BX80673I97900X Core Processor i9-7900X 3.3 GHz
Buy for £450 on Amazon
In Stock
Updated 74960 minutes ago
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 £150.64 on Amazon
In Stock
Updated 74960 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Highest
Core i9-7900X
Desktop • Jun 26th, 2017
Core i5-9400
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Core i5-9400
Desktop • Oct 19th, 2018
Single-Core
1384
97.32770745428974%
Multi-Core
4795
54.60653684090651%
Intel Core i9-7900X | vs | Intel Core i5-9400 |
|---|---|---|
| Jun 26th, 2017 | Release Date | Oct 19th, 2018 |
| Core i9 | Collection | Core i5 |
| Skylake-E/EP | Codename | Coffee Lake |
| Intel Socket 2066 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
10 | Cores | 6 |
20 | Threads | 6 |
3.3 GHz | Base Clock Speed | 2.9 GHz |
4.3 GHz | Turbo Clock Speed | 4.1 GHz |
| 140 W | TDP | 65 W |
| 14 nm | Process Size | 14 nm |
33.0x | Multiplier | 29.0x |
| None | Integrated Graphics | UHD 630 |
Yes | Overclockable | No |
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