Buy on Amazon
$130.73
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. However, the worse performing Core i5-8400 is a better bang for your buck. The better performing Ryzen 9 7900X3D is 1917 days newer than the cheaper Core i5-8400.
Advantages of Intel Core i5-8400
- Up to 67% cheaper than Ryzen 9 7900X3D - $130.73 vs $399.0
- Up to 61% better value when playing Sea of Thieves than Ryzen 9 7900X3D - $0.56 vs $1.43 per FPS
- Consumes up to 46% less energy than AMD Ryzen 9 7900X3D - 65 vs 120 Watts
Advantages of AMD Ryzen 9 7900X3D
- Performs up to 19% better in Sea of Thieves than Core i5-8400 - 279 vs 234 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
Sea of Thieves
Resolution
1920 x 1080
Game Graphics
Mythical
Core i5-8400
Desktop • Oct 5th, 2017
FPS
234
83%
Value, $/FPS
$0.56/FPS
100%
Price, $
$130.73
100%
Value Winner
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for $130.73 on Amazon
In Stock
Updated 7330 minutes ago
AMD Ryzen™ 9 7900X3D 12-Core, 24-Thread Desktop Processor
Buy for $399 on Amazon
In Stock
Updated 7329 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Mythical
Core i5-8400
Desktop • Oct 5th, 2017
Ryzen 9 7900X3D
Desktop • Jan 4th, 2023
Geekbench 5 Benchmarks
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
Sea of Thieves, 1920 x 1080, Mythical
234 FPS
$10.9/FPS
GeForce RTX 4070 Ti
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$2,549.99
In Stock
256 FPS
$12.5/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
64 GB, N/A Storage
Buy on Amazon
$3,199.99
In Stock
279 FPS
$13.33/FPS
GeForce RTX 4090
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,719.99
In Stock
256 FPS
$12.11/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,099.99
In Stock
256 FPS
$12.23/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$3,129.99
In Stock
256 FPS
$10.54/FPS
GeForce RTX 4080
Ryzen 9 7900X3D
32 GB, N/A Storage
Buy on Amazon
$2,699
In Stock
250 FPS
$12.2/FPS
Radeon RX 7900 XT
Ryzen 9 7900X3D
32 GB, 6 TB HDD
Buy on Amazon
$3,049.99
In Stock
264 FPS
$11.36/FPS
Radeon RX 7900 XTX
Ryzen 9 7900X3D
32 GB, 1 TB SSD
Buy on Amazon
$2,999
In Stock
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