Buy on Amazon
$160.91
In Stock
Availability
Availability
AvailabilityMSRP in USD: $499
Availability
MSRP in USD: $499
Key Differences
In short — Ryzen 9 3900X outperforms the cheaper Core i5-9400 on the selected game parameters. However, the worse performing Core i5-9400 is a better bang for your buck. The better performing Ryzen 9 3900X is 261 days newer than the cheaper Core i5-9400.
Advantages of Intel Core i5-9400
- Up to 59% cheaper than Ryzen 9 3900X - $160.91 vs $395.0
- Up to 58% better value when playing The Last of Us Part I than Ryzen 9 3900X - $1.19 vs $2.86 per FPS
- 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
Advantages of AMD Ryzen 9 3900X
- Performs up to 2% better in The Last of Us Part I than Core i5-9400 - 138 vs 135 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 24 vs 6 threads
The Last of Us Part I
Resolution
1920 x 1080
Game Graphics
Ultra
Core i5-9400
Desktop • Oct 19th, 2018
FPS
135
97%
Value, $/FPS
$1.19/FPS
100%
Price, $
$160.91
100%
Value Winner
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 $160.91 on Amazon
In Stock
Updated 29 minutes ago
AMD Ryzen 9 3900X 12-core, 24-thread unlocked desktop processor with Wraith Prism LED Cooler
Buy for $395 on Amazon
In Stock
Updated 28 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i5-9400
Desktop • Oct 19th, 2018
Ryzen 9 3900X
Desktop • Jul 7th, 2019
Geekbench 5 Benchmarks
Intel Core i5-9400 | vs | AMD Ryzen 9 3900X |
|---|---|---|
| Oct 19th, 2018 | Release Date | Jul 7th, 2019 |
| Core i5 | Collection | Ryzen 9 |
| Coffee Lake | Codename | Matisse |
| Intel Socket 1151 | Socket | AMD Socket AM4 |
Desktop | Segment | Desktop |
| 6 | Cores | 12 |
| 6 | Threads | 24 |
| 2.9 GHz | Base Clock Speed | 3.8 GHz |
| 4.1 GHz | Turbo Clock Speed | 4.6 GHz |
65 W | TDP | 105 W |
| 14 nm | Process Size | 7 nm |
| 29.0x | Multiplier | 38.0x |
UHD 630 | Integrated Graphics | None |
| No | Overclockable | Yes |
Builds Using Core i5-9400 or Ryzen 9 3900X
The Last of Us Part I, 1920 x 1080, Ultra
70 FPS
$20.54/FPS
GeForce RTX 3080
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
$1,437.79
In Stock
78 FPS
$38.46/FPS
GeForce RTX 3090
Ryzen 9 3900X
24 GB, N/A Storage
Buy on Amazon
$2,999.99
In Stock
70 FPS
$38.5/FPS
GeForce RTX 3080
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
$2,694.96
In Stock
56 FPS
$32.14/FPS
GeForce RTX 3070
Ryzen 9 3900X
16 GB, 500 GB SSD + 1 TB HDD
Buy on Amazon
$1,799.99
In Stock
Similar CPU Comparisons
Select from the most popular similar processor comparisons. Most compared processor combinations, including the currently selected ones, are at the top.
