Intel Core i5 8400 6-core LGA1200
A 65W TDP and 2.8GHz base clock make this 6-core, 6-thread processor a reliable choice for cool and quiet office builds. Its integrated UHD Graphics 630 handles display output without a dedicated GPU, keeping system costs low. This chip is best for budget-conscious users building a home office PC for web browsing, document editing, and media streaming.
Cores 6
Threads 6
Boost Clock 4000 MHz
L3 Cache 9 MB
TDP 65 W
Socket LGA1151
Integrated Graphics Intel UHD Graphics 630
51 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong efficiency (66th percentile) 66th
- Strong single thread (66th percentile) 66th
Cons
- Below average social proof (2nd percentile)
The proof
Performance
Specifications
Full Specifications
Processor
| Brand | Intel |
| Series | Core i5 |
| Model | 8400 |
| Class | desktop |
Cores & Clocks
| Cores | 6 |
| Threads | 6 |
| Base Clock | 2800 |
| Boost Clock | 4000 |
Cache
| L2 Cache | 1.5 |
| L3 Cache | 9 MB |
Performance
| PassMark Multi | 9232 |
| PassMark Single | 2365 |
Memory
| Memory Type | DDR4 |
| Max Memory | 64 |
Platform & Power
| Socket | LGA1151 |
| PCIe | 3 |
| PCIe Lanes | 16 |
| TDP | 65 |
| Max Turbo Power | 65 |
| Unlocked | No |
Graphics & AI
| Integrated Graphics | Intel UHD Graphics 630 |
vs Competition
| Spec | Intel Core i5 8400 | AMD Ryzen 7 9800X3D | Dell Xeon E5-2637 V2 | SMC EPYC 9555P | CG CHIPS GATE EPYC 6GK7443-1EX30-0XE0 1PC New 6GK7443-1EX30-0XE0 Communications Processor | HP Xeon P67080-B21 |
|---|---|---|---|---|---|---|
| Cores | 6 | 8 | 32 | 64 | 24 | 16 |
| Threads | 6 | 16 | 64 | 128 | 48 | 32 |
| Boost Clock Mhz | 4000 | 5200 | 3500 | 4400 | 4000 | 3900 |
| L3 Cache Mb | 9 | 96 | 256 | 256 | 128 | 37.5 |
| Tdp W | 65 | 120 | 200 | 360 | 200 | 195 |
| Socket | LGA1151 | AM5 | Socket A/Socket 462 (PGA 462) | AMD Socket SP5 | AMD Socket SP3 | LGA 4677 |
| Integrated Graphics | Intel UHD Graphics 630 | AMD Radeon Graphics | No | - | - | No |
| Compare | Compare | Compare | Compare | Compare |
| Product | AI | Feature | Platform | Efficiency | Multi Thread | Social Proof | Single Thread |
|---|---|---|---|---|---|---|---|
| Intel Core i5 8400 | 62.8 | 54.4 | 45.5 | 66.4 | 60 | 1.5 | 66.4 |
| AMD Ryzen 7 9800X3D Compare | 91.2 | 98.4 | 95.1 | 87.5 | 90 | 96.5 | 95.6 |
| Dell Xeon E5-2637 V2 Compare | 99.1 | 90.7 | 76.2 | 97.3 | 99.2 | 1.5 | 89.3 |
| SMC EPYC 9555P Compare | 99.3 | 76.8 | 96.7 | 90.6 | 99.5 | 1.5 | 88.7 |
| CG CHIPS GATE EPYC 6GK7443-1EX30-0XE0 1PC New 6GK7443-1EX30-0XE0 Communications Processor Compare | 94.7 | 76.8 | 84 | 83.7 | 94.4 | 38.3 | 80.1 |
| HP Xeon P67080-B21 Compare | 91.7 | 76.8 | 90.6 | 78 | 90.8 | 1.5 | 80.3 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
