The Core i5-8400T is at least 2x slower gaming CPU than the Core i9-12900, however, it's a better value for money, as it's $298.63 cheaper!
Advantages of the Core i5-8400T
- Up to 72% cheaper – $113.37 vs $412.00
- A better value for money for gaming
- Consumes up to 46% less energy – 35 vs 65 Watts
Advantages of the Core i9-12900
- At least 2x faster CPU for gaming
- Can execute more multi-threaded tasks simultaneously – 24 vs 6 threads
Core i5-8400T vs Core i9-12900 for Gaming
The CPU's performance in selected game and settings
Core i5-8400T
Apr 2nd, 2018
Average FPS
180
86%
Min 1% FPS
120
87%
Price, $
$113.37
100%
Value, $/FPS
$0.62/FPS
100%
Core i9-12900
Jan 4th, 2022
Average FPS
210
100%
Min 1% FPS
138
100%
Price, $
$412
27%
Value, $/FPS
$1.96/FPS
32%
Core i5-8400T vs Core i9-12900 in My Games
The FPS you'll get in saved games
The FPS you'll get in saved games
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Synthetic Benchmarks
The Core i5-8400T vs Core i9-12900 in synthetic CPU benchmarks
Performance Specifications
The Core i5-8400T vs Core i9-12900 in core CPU performance specifications
Core i5-8400T
Apr 2nd, 2018
Cores
6-core
38%
L3 Cache
9 MB
30%
Base Frequency
1.7 GHz
71%
Turbo Frequency
3.3 GHz
65%
Max. DDR4 RAM Speed
2666 MHz
56%
Core i9-12900
Jan 4th, 2022
Cores
16-core
100%
L3 Cache
30 MB
100%
Base Frequency
2.4 GHz
100%
Turbo Frequency
5.1 GHz
100%
Max. DDR5 RAM Speed
4800 MHz
100%
Specifications
Comparison of all specifications
Core i5-8400T | SpecificationsComparison of all specifications | Core i9-12900 |
|---|---|---|
| General | ||
| Apr 2nd, 2018 | Release Date | Jan 4th, 2022 |
$182.00 | MSRP | $519.00 |
Desktop | Segment | Desktop |
| Intel Socket 1151 | Socket | Intel Socket 1700 |
| Coffee Lake | Codename | Alder Lake |
35 W | Power Consumption | 65 W |
| Performance | ||
| 6 | Cores | 16 |
| 6 | Threads | 24 |
| 1.7 GHz | Base Frequency | 2.4 GHz |
| 3.3 GHz | Turbo Frequency | 5.1 GHz |
| 9 MB | L3 Cache | 30 MB |
| Other Features | ||
| DDR4 @ 2666 MHz | RAM | DDR4 @ 3200 MHz, DDR5 @ 4800 MHz |
| UHD Graphics 630 | Integrated Graphics | UHD Graphics 770 |
| No | Overclockable | Yes |
