Buy on Amazon
$139
In Stock
Availability
Availability
AvailabilityMSRP in USD: $564
Availability
MSRP in USD: $564
Key Differences
In short — Core i9-12900KF 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 i9-12900KF is 1312 days newer than the cheaper Core i5-8400T.
Advantages of Intel Core i5-8400T
- Up to 40% cheaper than Core i9-12900KF - $139.0 vs $231.99
- Up to 14% better value when playing Dirt 5 than Core i9-12900KF - $0.83 vs $0.97 per FPS
- Consumes up to 72% less energy than Intel Core i9-12900KF - 35 vs 125 Watts
Advantages of Intel Core i9-12900KF
- Performs up to 43% better in Dirt 5 than Core i5-8400T - 239 vs 167 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400T - 24 vs 6 threads
Dirt 5
Resolution
1920 x 1080
Game Graphics
Ultra High
Core i5-8400T
Desktop • Apr 2nd, 2018
FPS
167
69.8744769874477%
Value, $/FPS
$0.83/FPS
100%
Price, $
$139
100%
Value Winner
Intel Core i5-8400T prcsr Tray
Buy for $139 on Amazon
In Stock
Updated 6117 minutes ago
Core i9-12900KF
Desktop • Nov 4th, 2021
FPS
239
100%
Value, $/FPS
$0.97/FPS
85.56701030927834%
Price, $
$231.99
59%
FPS Winner
Intel Core i9-12900KF Gaming Desktop Processor 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W
Buy for $231.99 on Amazon
In Stock
Updated 6121 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra High
Core i5-8400T
Desktop • Apr 2nd, 2018
Core i9-12900KF
Desktop • Nov 4th, 2021
Geekbench 5 Benchmarks
Core i5-8400T
Desktop • Apr 2nd, 2018
Single-Core
1099
43.233674272226594%
Multi-Core
3884
26.10039647873127%
Intel Core i5-8400T | vs | Intel Core i9-12900KF |
|---|---|---|
| Apr 2nd, 2018 | Release Date | Nov 4th, 2021 |
| Core i5 | Collection | Core i9 |
| Coffee Lake | Codename | Alder Lake |
| Intel Socket 1151 | Socket | Intel Socket 1700 |
Desktop | Segment | Desktop |
| 6 | Cores | 16 |
| 6 | Threads | 24 |
| 1.7 GHz | Base Clock Speed | 3.2 GHz |
| 3.3 GHz | Turbo Clock Speed | 5.2 GHz |
35 W | TDP | 125 W |
| 14 nm | Process Size | 10 nm |
| 17.0x | Multiplier | 32.0x |
| None | Integrated Graphics | None |
| No | Overclockable | Yes |
Builds Using Core i5-8400T or Core i9-12900KF
Dirt 5, 1920 x 1080, Ultra High
127 FPS
$13.39/FPS
GeForce RTX 4060
Core i9-12900KF
32 GB, 4 TB HDD
Buy on Amazon
$1,699.99
In Stock
127 FPS
$10.44/FPS
GeForce RTX 4060
Core i9-12900KF
32 GB, 1 TB SSD
Buy on Amazon
$1,325.79
In Stock
165 FPS
$9.69/FPS
GeForce RTX 3080
Core i9-12900KF
32 GB, N/A Storage
Buy on Amazon
$1,599
In Stock
144 FPS
$18.61/FPS
GeForce RTX 3070
Core i9-12900KF
16 GB, N/A Storage
Buy on Amazon
$2,679.99
In Stock
189 FPS
$11.38/FPS
GeForce RTX 4070 Ti
Core i9-12900KF
32 GB, 512 GB SSD + 2 TB HDD
Buy on Amazon
$2,149.99
In Stock
176 FPS
$31.24/FPS
GeForce RTX 3090
Core i9-12900KF
16 GB, 1 TB HDD
Buy on Amazon
$5,499
In Stock
166 FPS
$12.35/FPS
GeForce RTX 4070
Core i9-12900KF
32 GB, 1 TB SSD + 4 TB HDD
Buy on Amazon
$2,049.99
In Stock
176 FPS
$31.24/FPS
GeForce RTX 3090
Core i9-12900KF
32 GB, 2 TB SSD + 2 TB HDD
Buy on Amazon
$5,499
In Stock
176 FPS
$24.43/FPS
GeForce RTX 3090
Core i9-12900KF
16 GB, N/A Storage
Buy on Amazon
$4,299
In Stock
175 FPS
$14.29/FPS
GeForce RTX 3080 Ti
Core i9-12900KF
32 GB, 2 TB SSD + 2 TB HDD
Buy on Amazon
$2,499.99
In Stock
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