Processor comparison
AMD Ryzen 9 3900X vs AMD Ryzen 7 3700X
AMD
AMD Ryzen 9 3900X
AMD Socket AM4
3800 MHz
12 cores
Dec 2019
DESKTOP
VS
AMD
AMD Ryzen 7 3700X
AMD Socket AM4
3600 MHz
8 cores
Dec 2019
DESKTOP
Summary
Synthetic performance index
- AMD Ryzen 9 3900X126%
- AMD Ryzen 7 3700X100%
Relative performance
Single thread performance index
- AMD Ryzen 9 3900X103%
- AMD Ryzen 7 3700X100%
Relative performance
Multi thread performance index
- AMD Ryzen 9 3900X150%
- AMD Ryzen 7 3700X100%
Relative performance
Reasons to consider the AMD Ryzen 9 3900X
- Much higher multi threaded performance (around 50% higher). This allows for higher performance in professional applications like encoding or heavy multitasking.
- Around 26% higher average synthetic performance.
Reasons to consider the AMD Ryzen 7 3700X
- 60 watts lower power draw.
Gaming
HWSpot recommends the AMD Ryzen 9 3900X
Based on game and synthetic benchmarks, and theoretical specifications.
Productivity
HWSpot recommends the AMD Ryzen 9 3900X
Based on productivity benchmarks, overall multithreaded performance and theoretical specifications.
Specifications
Features
| AMD Ryzen 9 3900X | AMD Ryzen 7 3700X |
|---|
| MMX | | |
| SSE | | |
| SSE2 | | |
| SSE3 | | |
| SSSE3 | | |
| SSE4A | | |
| SSE4.1 | | |
| SSE4.2 | | |
| AES | | |
| AVX | | |
| AVX2 | | |
| BMI1 | | |
| BMI2 | | |
| SHA | | |
| F16C | | |
| FMA3 | | |
| AMD64 | | |
| EVP | | |
| AMD-V | | |
| SMAP | | |
| SMEP | | |
| SMT | | |
| Precision Boost 2 | | |
| XFR 2 | | |
Architecture
| AMD Ryzen 9 3900X | AMD Ryzen 7 3700X |
|---|
| Architecture | AMD Zen 2 | AMD Zen 2 |
| Market | Desktop | Desktop |
| Memory Support | DDR4 | DDR4 |
| Codename | Zen 2 | Zen 2 |
| Release Date | Dec 2019 | Dec 2019 |
Cores
| AMD Ryzen 9 3900X | AMD Ryzen 7 3700X |
|---|
| Cores | 12 | 8 |
| Threads | 24 | 16 |
| SMPs | 1 | 1 |
| Integrated Graphics | No | No |
Cache
| AMD Ryzen 9 3900X | AMD Ryzen 7 3700X |
|---|
| L1 Cache | 96K (per core) | 96K (per core) |
| L2 Cache | 512K (per core) | 512K (per core) |
| L3 Cache | 64MB | 32MB |
Physical
| AMD Ryzen 9 3900X | AMD Ryzen 7 3700X |
|---|
| Socket | AMD Socket AM4 | AMD Socket AM4 |
| Max Case Temp | unknown | unknown |
| Package | | |
| Die Size | unknown | unknown |
| Process | 7 nm | 7 nm |
Performance
| AMD Ryzen 9 3900X | AMD Ryzen 7 3700X |
|---|
| Cpu Frequency | 3800 MHz | 3600 MHz |
| Turbo Clock | 4600 MHz | 4400 MHz |
| Base Clock | 100 MHz | 100 MHz |
| Voltage | variable | variable |
| TDP | 125 W | 65 W |
Raw performance index
Raw single-thread performance estimation
- AMD Ryzen 9 3900X5152 points
- AMD Ryzen 7 3700X4928 points
Points - higher is better
Raw multi-thread performance estimation
- AMD Ryzen 9 3900X62307 points
- AMD Ryzen 7 3700X39352 points
Points - higher is better
Synthetic benchmarks
Cinebench R15 CPU Multi 64Bit
- AMD Ryzen 9 3900X3159
- AMD Ryzen 7 3700X2101
points - higher is better
Cinebench R15 CPU Single 64Bit
- AMD Ryzen 9 3900X206
- AMD Ryzen 7 3700X199
points - higher is better