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AvailabilityMSRP in USD: $499
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Key Differences
In short — Ryzen 9 3900X outperforms Core i5-9400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Ryzen 9 3900X is 261 days newer than Core i5-9400.
Advantages of AMD Ryzen 9 3900X
- Performs up to 17% better in Ratchet & Clank: Rift Apart than Core i5-9400 - 116 vs 99 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 24 vs 6 threads
Advantages of Intel Core i5-9400
- Consumes up to 38% less energy than AMD Ryzen 9 3900X - 65 vs 105 Watts
- Works without a dedicated GPU, while AMD Ryzen 9 3900X doesn't have integrated graphics
Ratchet & Clank: Rift Apart
Resolution
1920 x 1080
Game Graphics
Very High
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
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Updated 74394 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Very High
Ryzen 9 3900X
Desktop • Jul 7th, 2019
Core i5-9400
Desktop • Oct 19th, 2018
Geekbench 5 Benchmarks
Core i5-9400
Desktop • Oct 19th, 2018
Single-Core
1384
81.74837566450088%
Multi-Core
4795
48.24914469712216%
AMD Ryzen 9 3900X | vs | Intel Core i5-9400 |
|---|---|---|
Jul 7th, 2019 | Release Date | Oct 19th, 2018 |
| Ryzen 9 | Collection | Core i5 |
| Matisse | Codename | Coffee Lake |
| AMD Socket AM4 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
12 | Cores | 6 |
24 | Threads | 6 |
3.8 GHz | Base Clock Speed | 2.9 GHz |
4.6 GHz | Turbo Clock Speed | 4.1 GHz |
| 105 W | TDP | 65 W |
7 nm | Process Size | 14 nm |
38.0x | Multiplier | 29.0x |
| None | Integrated Graphics | UHD 630 |
Yes | Overclockable | No |
Builds Using Ryzen 9 3900X or Core i5-9400
Ratchet & Clank: Rift Apart, 1920 x 1080, Very High
43 FPS
£83.95/FPS
GeForce RTX 3090
Ryzen 9 3900X
16 GB, 1 TB HDD
Buy on Amazon
£3,610
In Stock
43 FPS
£84.53/FPS
GeForce RTX 3090
Ryzen 9 3900X
16 GB, 2 TB HDD
Buy on Amazon
£3,635
In Stock
43 FPS
£81.74/FPS
GeForce RTX 3090
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
£3,515
In Stock
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