Buy on Amazon
$280
In Stock
Availability
Availability
Availability
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Key Differences
In short — Core i5-8400 outperforms the more expensive Core i7-3930K on the selected game parameters. We do not have the prices of both CPUs to compare value. The better performing Core i5-8400 is 2152 days newer than the more expensive Core i7-3930K.
Advantages of Intel Core i7-3930K
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 12 vs 6 threads
Advantages of Intel Core i5-8400
- Performs up to 24% better in Starfield than Core i7-3930K - 57 vs 46 FPS
- Up to 59% cheaper than Core i7-3930K - $115.0 vs $280.0
- Consumes up to 50% less energy than Intel Core i7-3930K - 65 vs 130 Watts
Starfield
Resolution
1920 x 1080
Game Graphics
Ultra
Intel Core i7-3930K Hexa-Core Processor 3.2 Ghz 12 MB Cache LGA 2011 - BX80619I73930K
Buy for $280 on Amazon
In Stock
Updated 116 minutes ago
Intel Core i5-8400 Desktop Processor 6 Cores up to 4.0 GHz LGA 1151 300 Series 65W
Buy for $115 on Amazon
In Stock
Updated 118 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Core i7-3930K
Desktop • Nov 14th, 2011
Core i5-8400
Desktop • Oct 5th, 2017
Geekbench 5 Benchmarks
Core i7-3930K
Desktop • Nov 14th, 2011
Single-Core
606
44.789356984478935%
Multi-Core
2961
62.36310025273799%
Intel Core i7-3930K | vs | Intel Core i5-8400 |
|---|---|---|
| Nov 14th, 2011 | Release Date | Oct 5th, 2017 |
| Core i7 | Collection | Core i5 |
| Sandy Bridge E | Codename | Coffee Lake |
| Intel Socket 2011 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
| 6 | Cores | 6 |
12 | Threads | 6 |
3.2 GHz | Base Clock Speed | 2.8 GHz |
| 3.8 GHz | Turbo Clock Speed | 4.0 GHz |
| 130 W | TDP | 65 W |
| 32 nm | Process Size | 14 nm |
32.0x | Multiplier | 28.0x |
| None | Integrated Graphics | None |
Yes | Overclockable | No |
Builds Using Core i7-3930K or Core i5-8400
Starfield, 1920 x 1080, Ultra
1 FPS
$849.99/FPS
Radeon RX 580
Core i5-8400
8 GB, 1 TB HDD
Buy on Amazon
$849.99
In Stock
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