Ryzen Threadripper PRO 3945WX vs Ryzen 9 3900X
Aggregated performance score
Ryzen Threadripper PRO 3945WX outperforms Ryzen 9 3900X by 3% based on our aggregated benchmark results.
General info
Comparing Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 229 | 218 |
| Place by popularity | not in top-100 | not in top-100 |
| Value for money | 37.40 | 8.86 |
| Market segment | Desktop processor | Server |
| Series | AMD Ryzen 9 | AMD Ryzen Threadripper |
| Architecture codename | Matisse (Zen 2) (2019−2020) | Matisse (2019−2020) |
| Release date | 7 July 2019 (4 years ago) | 14 July 2020 (3 years ago) |
| Launch price (MSRP) | $499 | no data |
| Current price | $381 (0.8x MSRP) | $1961 |
Value for money
Performance per price, higher is better.
Ryzen 9 3900X has 322% better value for money than Ryzen Threadripper PRO 3945WX.
Technical specs
Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 12 (Dodeca-Core) | 12 (Dodeca-Core) |
| Threads | 24 | 24 |
| Base clock speed | 3.8 GHz | 4 GHz |
| Boost clock speed | 4.6 GHz | 4.3 GHz |
| L1 cache | 96K (per core) | 64K (per core) |
| L2 cache | 512K (per core) | 512K (per core) |
| L3 cache | 64 MB | 64 MB |
| Chip lithography | 7 nm | 7 nm, 12 nm |
| Die size | no data | 74 mm2 |
| Maximum core temperature | 95 °C | no data |
| Maximum case temperature (TCase) | no data | 95 °C |
| Number of transistors | 19,200 million | 3,800 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | + |
| Unlocked multiplier | Yes | Yes |
Compatibility
Information on Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 (Uniprocessor) | 1 |
| Socket | AM4 | TR4 |
| Power consumption (TDP) | 125 Watt | 280 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Dual-channel | DDR4-3200 |
| Maximum memory size | 128 GB | 2 TiB |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 51.196 GB/s | 204.8 GB/s |
| ECC memory support | - | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | - |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 128 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Ryzen Threadripper PRO 3945WX outperforms Ryzen 9 3900X by 3% based on our aggregated benchmark results.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Benchmark coverage: 68%
Ryzen Threadripper PRO 3945WX outperforms Ryzen 9 3900X by 3% in Passmark.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 42%
Ryzen 9 3900X outperforms Ryzen Threadripper PRO 3945WX by 2% in GeekBench 5 Single-Core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 42%
Ryzen Threadripper PRO 3945WX outperforms Ryzen 9 3900X by 8% in GeekBench 5 Multi-Core.
Advantages and disadvantages
| Performance score | 21.12 | 21.67 |
| Recency | 7 July 2019 | 14 July 2020 |
| Power consumption (TDP) | 125 Watt | 280 Watt |
We couldn't decide between Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX. The differences in performance seem too small.
Be aware that Ryzen 9 3900X is a desktop processor while Ryzen Threadripper PRO 3945WX is a server/workstation one.
Should you still have questions on choice between Ryzen 9 3900X and Ryzen Threadripper PRO 3945WX, ask them in Comments section, and we shall answer.
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