Buy on Amazon
£168.64
In Stock
Availability
Availability
AvailabilityMSRP $449
Availability
MSRP $449
Key Differences
In short — Ryzen 7 7800X3D outperforms the cheaper Core i5-8400 on the selected game parameters. However, the worse performing Core i5-8400 is a better bang for your buck. The better performing Ryzen 7 7800X3D is 1917 days newer than the cheaper Core i5-8400.
Advantages of Core i5-8400
- Up to 62% cheaper than Ryzen 7 7800X3D - £168.64 vs £439.99
- Up to 51% better value when playing Dota 2 than Ryzen 7 7800X3D - £0.83 vs £1.70 per FPS
- Consumes up to 46% less energy than AMD Ryzen 7 7800X3D - 65 vs 120 Watts
Advantages of Ryzen 7 7800X3D
- Performs up to 28% better in Dota 2 than Core i5-8400 - 259 vs 202 FPS
- Can execute more multi-threaded tasks simultaneously than Intel Core i5-8400 - 16 vs 6 threads
- Works without a dedicated GPU, while Intel Core i5-8400 doesn't have integrated graphics
Dota 2
Resolution
1920 x 1080
Game Graphics
Best Looking
Core i5-8400
Desktop • Oct 5th, 2017
FPS
202
78%
Value, £/FPS
£0.83/FPS
100%
Price, £
£168.64
100%
Value Winner
Intel Core i5-8400 Retail - (1151/Hex Core/2.80GHz/9MB/Coffee Lake/65W/Graphics)
Buy for £168.64 on Amazon
In Stock
Updated 89 minutes ago
Ryzen 7 7800X3D
Desktop • Jan 4th, 2023
FPS
259
100%
Value, £/FPS
£1.7/FPS
49%
Price, £
£439.99
38%
FPS Winner
AMD Ryzen 7 7800X3D CPU AM5 4.2GHz (5.0 Turbo) 8-Core 120W 104MB Cache 5nm 7th Gen Radeon Graphics NO HEATSINK/FAN - 100-100000910WOF
Buy for £439.99 on Amazon
In Stock
Updated 88 minutes ago
Trending Games
With selected game settings
Resolution
1920 x 1080
Game Graphics
Best Looking
Core i5-8400
Desktop • Oct 5th, 2017
Ryzen 7 7800X3D
Desktop • Jan 4th, 2023
Geekbench 5 Benchmarks
Core i5-8400 | vs | Ryzen 7 7800X3D |
|---|---|---|
| Oct 5th, 2017 | Release Date | Jan 4th, 2023 |
| Core i5 | Collection | Ryzen 7 |
| Coffee Lake | Codename | Raphael |
| Intel Socket 1151 | Socket | AMD Socket AM5 |
Desktop | Segment | Desktop |
| 6 | Cores | 8 |
| 6 | Threads | 16 |
| 2.8 GHz | Base Clock Speed | 4.2 GHz |
| 4.0 GHz | Turbo Clock Speed | 5.0 GHz |
65 W | TDP | 120 W |
| 14 nm | Process Size | 5 nm |
| 28.0x | Multiplier | 42.0x |
| None | Integrated Graphics | Radeon Graphics |
| No | Overclockable | No |
PC Builds Using Core i5-8400 or Ryzen 7 7800X3D
With selected game settings
235 FPS
£8.3/FPS
GeForce RTX 4070
Ryzen 7 7800X3D
32 GB, 2 TB SSD
Buy on Amazon
£1,949.94
In Stock
245 FPS
£6.86/FPS
GeForce RTX 4070 SUPER
Ryzen 7 7800X3D
64 GB, N/A Storage
Buy on Amazon
£1,679.99
In Stock
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