Ryzen 5 5500X3D vs Ryzen 9 PRO 3900
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 350 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Series | AMD Ryzen 9 | no data |
| Power efficiency | 11.60 | no data |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Zen 2 (2017−2020) | Vermeer (2020−2025) |
| Release date | 30 September 2019 (5 years ago) | 5 June 2025 (recently) |
Detailed specifications
Ryzen 9 PRO 3900 and Ryzen 5 5500X3D 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) | 6 (Hexa-Core) |
| Threads | 24 | 12 |
| Base clock speed | 3.1 GHz | 3 GHz |
| Boost clock speed | 4.3 GHz | 4 GHz |
| L1 cache | 768 KB | 64 KB (per core) |
| L2 cache | 6 MB | 512 KB (per core) |
| L3 cache | 64 MB | 96 MB (shared) |
| Chip lithography | 7 nm, 12 nm | 7 nm |
| Die size | no data | 74 mm2 |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Ryzen 9 PRO 3900 and Ryzen 5 5500X3D 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 | Socket AM4 | AM4 |
| Power consumption (TDP) | 65 Watt | 105 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 9 PRO 3900 and Ryzen 5 5500X3D. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| AVX | + | + |
| Precision Boost 2 | + | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen 9 PRO 3900 and Ryzen 5 5500X3D are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen 9 PRO 3900 and Ryzen 5 5500X3D. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR4 |
| Maximum memory size | 128 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 51.196 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | N/A |
Peripherals
Specifications and connection of peripherals supported by Ryzen 9 PRO 3900 and Ryzen 5 5500X3D.
| PCIe version | no data | 4.0 |
| PCI Express lanes | no data | 20 |
Pros & cons summary
| Recency | 30 September 2019 | 5 June 2025 |
| Physical cores | 12 | 6 |
| Threads | 24 | 12 |
| Power consumption (TDP) | 65 Watt | 105 Watt |
Ryzen 9 PRO 3900 has 100% more physical cores and 100% more threads, and 61.5% lower power consumption.
Ryzen 5 5500X3D, on the other hand, has an age advantage of 5 years.
We couldn't decide between AMD Ryzen 9 PRO 3900 and AMD Ryzen 5 5500X3D. We've got no test results to judge.
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