Key Differences
In short — Core i9-9900KF 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 Core i9-9900KF is 281 days newer than the cheaper Core i5-8400T.
Advantages of Intel Core i5-8400T
- Up to 52% cheaper than Core i9-9900KF - $139.0 vs $290.0
- Up to 49% better value when playing Ready or Not than Core i9-9900KF - $0.54 vs $1.05 per FPS
- Consumes up to 63% less energy than Intel Core i9-9900KF - 35 vs 95 Watts
Advantages of Intel Core i9-9900KF
- Performs up to 7% better in Ready or Not than Core i5-8400T - 275 vs 257 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400T - 16 vs 6 threads
Ready or Not
Resolution
1920 x 1080
Game Graphics
Epic
Desktop • Apr 2nd, 2018
FPS
257
93.45454545454545%
Value, $/FPS
$0.54/FPS
100%
Price, $
$139
100%
Value Winner
Buy for $139 on Amazon
In Stock
Updated 6916 minutes ago
Desktop • Jan 8th, 2019
FPS
275
100%
Value, $/FPS
$1.05/FPS
51.42857142857144%
Price, $
$290
47%
FPS Winner
Buy for $290 on Amazon
In Stock
Updated 6917 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Epic
Desktop • Apr 2nd, 2018
Desktop • Jan 8th, 2019
Geekbench 5 Benchmarks
Desktop • Apr 2nd, 2018
Single-Core
1099
64.99112950916619%
Multi-Core
3884
48.230473115609094%
Intel Core i5-8400T | vs | Intel Core i9-9900KF |
---|---|---|
Apr 2nd, 2018 | Release Date | Jan 8th, 2019 |
Core i5 | Collection | Core i9 |
Coffee Lake | Codename | Coffee Lake |
Intel Socket 1151 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
6 | Cores | 8 |
6 | Threads | 16 |
1.7 GHz | Base Clock Speed | 3.6 GHz |
3.3 GHz | Turbo Clock Speed | 5.0 GHz |
35 W | TDP | 95 W |
14 nm | Process Size | 14 nm |
17.0x | Multiplier | 36.0x |
None | Integrated Graphics | None |
No | Overclockable | Yes |