Intel Core i5-8400 vs Intel Core i7-3930K
Summary
Intel Core i5-8400
100%
Intel Core i7-3930K
105%
Relative performance
Intel Core i5-8400
109%
Intel Core i7-3930K
100%
Relative performance
Intel Core i5-8400
100%
Intel Core i7-3930K
119%
Relative performance
Reasons to consider Intel Core i5-8400 |
| 9% higher single threaded performance. |
| 65 watts lower power draw. |
| This is a newer product, it might have better application compatibility/performance (check features chart below). |
| Has an integrated GPU, which allows to run the system without a dedicated graphics card, unlike the Intel Core i7-3930K. |
Reasons to consider Intel Core i7-3930K |
| 19% higher multi threaded performance. |
Gaming
No clear winner declared
Productivity
No clear winner declared
Features
| Intel Core i5-8400 | | Intel Core i7-3930K | |
|---|
| 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 | | | |
| Hyper-Threading | | | |
Architecture
| Intel Core i5-8400 | | Intel Core i7-3930K | |
|---|
| Architecture | Intel_Coffelake | vs | Intel_SandyBridge |
| Market | Desktop | vs | Desktop |
| Memory Support | DDR4 | vs | DDR3 |
| Codename | Coffee Lake | vs | Sandy Bridge-E |
| Release Date | Jan 2018 | vs | Nov 2011 |
Cores
| Intel Core i5-8400 | | Intel Core i7-3930K | |
|---|
| Cores | 6 | vs | 6 |
| Threads | 6 | vs | 12 |
| SMPs | 1 | vs | 1 |
| Integrated Graphics | Intel UHD 630 | vs | No |
Cache
| Intel Core i5-8400 | | Intel Core i7-3930K | |
|---|
| L1 Cache | 64 KB (per core) | vs | 64 KB (per core) |
| L2 Cache | 256 KB (per core) | vs | 256 KB (per core) |
| L3 Cache | 9216 KB (shared) | vs | 12288 KB (shared) |
Physical
| Intel Core i5-8400 | | Intel Core i7-3930K | |
|---|
| Socket | Intel Socket 1151 | vs | Intel Socket 2011 |
| Max Case Temp | 72°C | vs | 67°C |
| Package | FC-LGA1151 | vs | FC-LGA10 |
| Die Size | 151mm² | vs | 435mm² |
| Process | 14 nm | vs | 32 nm |
Performance
| Intel Core i5-8400 | | Intel Core i7-3930K | |
|---|
| Cpu Frequency | 2800 MHz | vs | 3200 MHz |
| Turbo Clock | 4000 MHz | vs | 3800 MHz |
| Base Clock | 100 MHz | vs | 100 MHz |
| Voltage | unknown | vs | 1.35 V |
| TDP | 65 W | vs | 130 W |
Intel Core i5-8400
4800 points
Intel Core i7-3930K
3800 points
Points - higher is better
Intel Core i5-8400
20160 points
Intel Core i7-3930K
23040 points
Points - higher is better
points - higher is better
points - higher is better