Buy on Amazon
$139
In Stock
Availability
Availability
AvailabilityMSRP in USD: $499
Availability
MSRP in USD: $499
Key Differences
In short — Ryzen 9 3900X outperforms the cheaper Core i5-8400T on the selected game parameters. However, the worse performing Core i5-8400T is a better bang for your buck. The better performing Ryzen 9 3900X is 461 days newer than the cheaper Core i5-8400T.
Advantages of Intel Core i5-8400T
- Up to 65% cheaper than Ryzen 9 3900X - $139.0 vs $395.0
- Up to 60% better value when playing New World than Ryzen 9 3900X - $1.29 vs $3.26 per FPS
- Consumes up to 67% less energy than AMD Ryzen 9 3900X - 35 vs 105 Watts
Advantages of AMD Ryzen 9 3900X
- Performs up to 12% better in New World than Core i5-8400T - 121 vs 108 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400T - 24 vs 6 threads
New World
Resolution
1920 x 1080
Game Graphics
Very High
Intel Core i5-8400T prcsr Tray
Buy for $139 on Amazon
In Stock
Updated 2879 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 2879 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Very High
Core i5-8400T
Desktop • Apr 2nd, 2018
Ryzen 9 3900X
Desktop • Jul 7th, 2019
Geekbench 5 Benchmarks
Intel Core i5-8400T | vs | AMD Ryzen 9 3900X |
|---|---|---|
| Apr 2nd, 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 |
| 1.7 GHz | Base Clock Speed | 3.8 GHz |
| 3.3 GHz | Turbo Clock Speed | 4.6 GHz |
35 W | TDP | 105 W |
| 14 nm | Process Size | 7 nm |
| 17.0x | Multiplier | 38.0x |
| None | Integrated Graphics | None |
| No | Overclockable | Yes |
Builds Using Core i5-8400T or Ryzen 9 3900X
New World, 1920 x 1080, Very High
84 FPS
$17.12/FPS
GeForce RTX 3080
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
$1,437.79
In Stock
90 FPS
$33.33/FPS
GeForce RTX 3090
Ryzen 9 3900X
24 GB, N/A Storage
Buy on Amazon
$2,999.99
In Stock
84 FPS
$32.01/FPS
GeForce RTX 3080
Ryzen 9 3900X
16 GB, N/A Storage
Buy on Amazon
$2,689.24
In Stock
72 FPS
$25/FPS
GeForce RTX 3070
Ryzen 9 3900X
16 GB, 500 GB SSD + 1 TB HDD
Buy on Amazon
$1,799.99
In Stock
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