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$74.64
In Stock
Availability
Availability
AvailabilityMSRP in USD: $599
Availability
MSRP in USD: $599
Key Differences
In short — Ryzen 9 7900X3D outperforms the cheaper Core i5-8400 on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Ryzen 9 7900X3D is 1917 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 84% cheaper than Ryzen 9 7900X3D - $74.64 vs $479.99
- Consumes up to 46% less energy than AMD Ryzen 9 7900X3D - 65 vs 120 Watts
Advantages of AMD Ryzen 9 7900X3D
- Performs up to 22% better in Total War: WARHAMMER III than Core i5-8400 - 211 vs 173 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 24 vs 6 threads
- Works without a dedicated GPU, while Intel Core i5-8400 doesn't have integrated graphics
Total War: WARHAMMER III
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for $74.64 on Amazon
In Stock
Updated 74906 minutes ago
AMD Ryzen™ 9 7900X3D 12-Core, 24-Thread Desktop Processor
Buy for $479.99 on Amazon
In Stock
Updated 74905 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i5-8400
Desktop • Oct 5th, 2017
Ryzen 9 7900X3D
Desktop • Jan 4th, 2023
Geekbench 5 Benchmarks
Core i5-8400
Desktop • Oct 5th, 2017
Single-Core
1353
47.94472005669738%
Multi-Core
4748
27.164025401910862%
Intel Core i5-8400 | vs | AMD Ryzen 9 7900X3D |
|---|---|---|
| Oct 5th, 2017 | Release Date | Jan 4th, 2023 |
| Core i5 | Collection | Ryzen 9 |
| Coffee Lake | Codename | Raphael |
| Intel Socket 1151 | Socket | AMD Socket AM5 |
Desktop | Segment | Desktop |
| 6 | Cores | 12 |
| 6 | Threads | 24 |
| 2.8 GHz | Base Clock Speed | 4.4 GHz |
| 4.0 GHz | Turbo Clock Speed | 5.6 GHz |
65 W | TDP | 120 W |
| 14 nm | Process Size | 5 nm |
| 28.0x | Multiplier | 44.0x |
| None | Integrated Graphics | Radeon Graphics |
| No | Overclockable | Yes |
Builds Using Core i5-8400 or Ryzen 9 7900X3D
Total War: WARHAMMER III, 1920 x 1080, Ultra
211 FPS
$15.17/FPS
GeForce RTX 4090
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,199.99
In Stock
162 FPS
$17.9/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
64 GB, N/A Storage
Buy on Amazon
$2,899.99
In Stock
132 FPS
$19.32/FPS
GeForce RTX 4070 Ti
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$2,549.99
In Stock
162 FPS
$19.14/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,099.99
In Stock
162 FPS
$15.43/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$2,499
In Stock
162 FPS
$19.32/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,129.99
In Stock
152 FPS
$18.75/FPS
Radeon RX 7900 XT
Ryzen 9 7900X3D
32 GB, 6 TB HDD
Buy on Amazon
$2,849.99
In Stock
1 FPS
$849.99/FPS
Radeon RX 580
Core i5-8400
8 GB, 1 TB HDD
Buy on Amazon
$849.99
In Stock
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