The Core i9-9900T is a much faster gaming CPU than the Core i5-8400T. We cannot compare value as at least one CPU is out of stock.
Advantages of the Core i9-9900T
- A much faster CPU for gaming
- Can execute more multi-threaded tasks simultaneously – 16 vs 6 threads
Advantages of the Core i5-8400T
The Core i9-9900T is better in every way
Core i9-9900T vs Core i5-8400T for Gaming
The CPU's performance in selected game and settings
Core i9-9900T
Apr 23rd, 2019
Average FPS
208
100%
Min 1% FPS
144
100%
Price, $
Out of Stock
Value, $/FPS
Not Available
All items are out of stock.
Core i5-8400T
Apr 2nd, 2018
Average FPS
200
96%
Min 1% FPS
139
97%
Price, $
$113.37
100%
Value, $/FPS
$0.56/FPS
100%
Core i9-9900T vs Core i5-8400T in My Games
The FPS you'll get in saved games, click on a game to change it
The FPS you'll get in saved games, click on a game to change it
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Synthetic Benchmarks
The Core i9-9900T vs Core i5-8400T in synthetic CPU benchmarks
Performance Specifications
The Core i9-9900T vs Core i5-8400T in core CPU performance specifications
Core i9-9900T
Apr 23rd, 2019
Cores
8-core
100%
L3 Cache
16 MB
100%
Base Frequency
2.1 GHz
100%
Turbo Frequency
4.4 GHz
100%
Max. DDR4 RAM Speed
2666 MHz
100%
Core i5-8400T
Apr 2nd, 2018
Cores
6-core
75%
L3 Cache
9 MB
56%
Base Frequency
1.7 GHz
81%
Turbo Frequency
3.3 GHz
75%
Max. DDR4 RAM Speed
2666 MHz
100%
Specifications
Comparison of all specifications
Core i9-9900T | SpecificationsComparison of all specifications | Core i5-8400T |
|---|---|---|
| General | ||
Apr 23rd, 2019 | Release Date | Apr 2nd, 2018 |
| $423.00 | MSRP | $182.00 |
Desktop | Segment | Desktop |
| Intel Socket 1151 | Socket | Intel Socket 1151 |
| Coffee Lake-R | Codename | Coffee Lake |
| 35 W | Power Consumption | 35 W |
| Performance | ||
8 | Cores | 6 |
16 | Threads | 6 |
2.1 GHz | Base Frequency | 1.7 GHz |
4.4 GHz | Turbo Frequency | 3.3 GHz |
16 MB | L3 Cache | 9 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 2666 MHz |
| UHD Graphics 630 | Integrated Graphics | UHD Graphics 630 |
| No | Overclockable | No |
