Key Differences
In short — Core i5-8400 outperforms the cheaper Core i7-870 on the selected game parameters. However, the worse performing Core i7-870 is a better bang for your buck. The better performing Core i5-8400 is 2949 days newer than the cheaper Core i7-870.
Advantages of Intel Core i7-870
- Up to 29% cheaper than Core i5-8400 - $100.0 vs $140.0
- Up to 12% better value when playing Tom Clancy's Rainbow Six Siege than Core i5-8400 - $0.22 vs $0.25 per FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 8 vs 6 threads
Advantages of Intel Core i5-8400
- Performs up to 23% better in Tom Clancy's Rainbow Six Siege than Core i7-870 - 552 vs 447 FPS
- Consumes up to 32% less energy than Intel Core i7-870 - 65 vs 95 Watts
Tom Clancy's Rainbow Six Siege
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Sep 8th, 2009
FPS
447
80.97826086956522%
Value, $/FPS
$0.22/FPS
100%
Price, $
$100
100%
Value Winner
Buy for $100 on Amazon
In Stock
Updated 350590 minutes ago
Buy for $140 on Amazon
In Stock
Updated 350591 minutes ago
TOP 5 Games
Resolution
1920 x 1080
Game Graphics
Ultra
Desktop • Sep 8th, 2009
Desktop • Oct 5th, 2017
Geekbench 5 Benchmarks
Desktop • Sep 8th, 2009
Single-Core
482
35.624538063562454%
Multi-Core
1575
33.17186183656277%
Intel Core i7-870 | vs | Intel Core i5-8400 |
---|---|---|
Sep 8th, 2009 | Release Date | Oct 5th, 2017 |
Core i7 | Collection | Core i5 |
Lynnfield | Codename | Coffee Lake |
Intel Socket 1156 | Socket | Intel Socket 1151 |
Desktop | Segment | Desktop |
4 | Cores | 6 |
8 | Threads | 6 |
2.9 GHz | Base Clock Speed | 2.8 GHz |
3.6 GHz | Turbo Clock Speed | 4.0 GHz |
95 W | TDP | 65 W |
45 nm | Process Size | 14 nm |
22.0x | Multiplier | 28.0x |
None | Integrated Graphics | None |
No | Overclockable | No |