Intel Core i3-8120 vs Intel Core i5-8400
Summary
Reasons to consider Intel Core i3-8120 |
| None |
Reasons to consider Intel Core i5-8400 |
| Higher theoretical single-threaded performance, based on raw specifications plus core architecture. |
| Higher theoretical multi-threaded performance, based on raw specifications plus core architecture. |
| Higher overall performance, based on specifications plus core architecture. |
Gaming
HWBench recommends Intel Core i5-8400
Based on game and synthetic benchmarks, and theoretical specifications.
Productivity
No clear winner declared
Features
| Intel Core i3-8120 | | Intel Core i5-8400 | |
|---|
| MMX | | | |
| SSE | | | |
| SSE2 | | | |
| SSE3 | | | |
| SSSE3 | | | |
| SSE4.2 | | | |
| AVX | | | |
| AVX2 | | | |
| EIST | | | |
| Intel 64 | | | |
| XD bit | | | |
| VT-x | | | |
| VT-d | | | |
| AES-NI | | | |
| TSX | | | |
| TXT | | | |
| CLMUL | | | |
| FMA3 | | | |
| F16C | | | |
| BMI1 | | | |
| BMI2 | | | |
| Boost 2.0 | | | |
Architecture
| Intel Core i3-8120 | | Intel Core i5-8400 | |
|---|
| Architecture | Intel_Coffelake | vs | Intel_Coffelake |
| Market | Desktop | vs | Desktop |
| Memory Support | DDR4 | vs | DDR4 |
| Codename | Coffee Lake | vs | Coffee Lake |
| Release Date | Sep 2018 | vs | Jan 2018 |
Cores
| Intel Core i3-8120 | | Intel Core i5-8400 | |
|---|
| Cores | 4 | vs | 6 |
| Threads | 4 | vs | 6 |
| SMPs | 1 | vs | 1 |
| Integrated Graphics | UHD Graphics 630 | vs | Intel UHD 630 |
Cache
| Intel Core i3-8120 | | Intel Core i5-8400 | |
|---|
| L1 Cache | 64 KB (per core) | vs | 64 KB (per core) |
| L2 Cache | 256 KB (per core) | vs | 256 KB (per core) |
| L3 Cache | 6144 KB (shared) | vs | 9216 KB (shared) |
Physical
| Intel Core i3-8120 | | Intel Core i5-8400 | |
|---|
| Socket | Intel Socket 1151 | vs | Intel Socket 1151 |
| Max Case Temp | 72°C | vs | 72°C |
| Package | FC-LGA1151 | vs | FC-LGA1151 |
| Die Size | unknown | vs | 151mm² |
| Process | 14 nm | vs | 14 nm |
Performance
| Intel Core i3-8120 | | Intel Core i5-8400 | |
|---|
| Cpu Frequency | 3700 MHz | vs | 2800 MHz |
| Turbo Clock Speed | none | vs | 4000 MHz |
| Base Clock | 100 MHz | vs | 100 MHz |
| Voltage | variable | vs | unknown |
| TDP | 65 W | vs | 65 W |
Intel Core i3-8120
4440 points
Intel Core i5-8400
4800 points
Points - higher is better
Intel Core i3-8120
17760 points
Intel Core i5-8400
20160 points
Points - higher is better