Buy on Amazon
$97.17
In Stock
Availability
Availability
AvailabilityMSRP $599
Availability
MSRP $599
Key Differences
In short — Core i9-12900K outperforms the cheaper Core i5-9400 on the selected game parameters. However, the worse performing Core i5-9400 is a better bang for your buck. The better performing Core i9-12900K is 1112 days newer than the cheaper Core i5-9400.
Advantages of Core i5-9400
- Up to 66% cheaper than Core i9-12900K - $97.17 vs $283.49
- Up to 63% better value when playing Forza Horizon 4 than Core i9-12900K - $0.31 vs $0.84 per FPS
- Consumes up to 48% less energy than Intel Core i9-12900K - 65 vs 125 Watts
Advantages of Core i9-12900K
- Performs up to 8% better in Forza Horizon 4 than Core i5-9400 - 336 vs 311 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-9400 - 24 vs 6 threads
Forza Horizon 4
Resolution
1920 x 1080
Game Graphics
Max
Core i5-9400
Desktop • Oct 19th, 2018
FPS
311
93%
Value, $/FPS
$0.31/FPS
100%
Price, $
$97.17
100%
Value Winner
Intel Core i5-9400 Desktop Processor 6 Cores 2. 90 GHz up to 4. 10 GHz Turbo LGA1151 300 Series 65W Processors BX80684I59400
Buy for $97.17 on Amazon
In Stock
Updated 233 minutes ago
Core i9-12900K
Desktop • Nov 4th, 2021
FPS
336
100%
Value, $/FPS
$0.84/FPS
37%
Price, $
$283.49
34%
FPS Winner
Intel Core i9-12900K Gaming Desktop Processor with Integrated Graphics and 16 (8P+8E) Cores up to 5.2 GHz Unlocked LGA1700 600 Series Chipset 125W
Buy for $283.49 on Amazon
In Stock
Updated 232 minutes ago
Trending Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Max
Core i5-9400
Desktop • Oct 19th, 2018
Core i9-12900K
Desktop • Nov 4th, 2021
Geekbench 5 Benchmarks
Core i5-9400 | vs | Core i9-12900K |
|---|---|---|
| Oct 19th, 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 |
| 2.9 GHz | Base Clock Speed | 3.2 GHz |
| 4.1 GHz | Turbo Clock Speed | 5.2 GHz |
65 W | TDP | 125 W |
| 14 nm | Process Size | 10 nm |
| 29.0x | Multiplier | 32.0x |
| UHD 630 | Integrated Graphics | UHD Graphics 770 |
| No | Overclockable | Yes |
PCs Using Core i5-9400 or Core i9-12900K
With selected game settings
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12 GB, 4 TB SSD + 8 TB HDD
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288 FPS
$16.32/FPS
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288 FPS
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64 GB, 2 TB SSD + 6 TB HDD
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235 FPS
$7.66/FPS
32 GB, 1 TB SSD + 2 TB HDD
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250 FPS
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64 GB, 2 TB SSD
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288 FPS
$12.7/FPS
64 GB, 2 TB SSD + 1 TB HDD
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250 FPS
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302 FPS
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286 FPS
$13.64/FPS
16 GB, 10 TB HDD
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250 FPS
$9.04/FPS
32 GB, 2 TB SSD + 1 TB HDD
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288 FPS
$14.41/FPS
32 GB, 8 TB SSD + 8 TB HDD
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286 FPS
$11.71/FPS
64 GB, 4 TB HDD
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288 FPS
$11.28/FPS
32 GB, 1 TB SSD + 3 TB HDD
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288 FPS
$11.28/FPS
32 GB, 1 TB SSD + 1 TB HDD
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288 FPS
$21.91/FPS
64 GB, 8 TB SSD + 12 TB HDD
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286 FPS
$12.94/FPS
16 GB, 8 TB HDD
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286 FPS
$11.19/FPS
32 GB, 6 TB HDD
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286 FPS
$11.71/FPS
32 GB, 6 TB HDD
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235 FPS
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288 FPS
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277 FPS
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212 FPS
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288 FPS
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