Ryzen Threadripper PRO 9955WX vs PRO A12-9800
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1931 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 3.47 | no data |
| Designer | AMD | AMD |
| Manufacturer | GlobalFoundries | TSMC |
| Architecture codename | Bristol Ridge (2016−2019) | Shimada Peak (2025) |
| Release date | 3 October 2016 (8 years ago) | July 2025 |
Detailed specifications
PRO A12-9800 and Ryzen Threadripper PRO 9955WX 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 | 4 (Quad-Core) | 16 (Hexadeca-Core) |
| Threads | 4 | 32 |
| Base clock speed | 3.8 GHz | 4.5 GHz |
| Boost clock speed | 4.2 GHz | 5.4 GHz |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 2048 KB | 1 MB (per core) |
| L3 cache | no data | 64 MB (shared) |
| Chip lithography | 28 nm | 4 nm |
| Die size | 250 mm2 | 2x 70.6 mm2 |
| Maximum core temperature | 90 °C | no data |
| Number of transistors | 3,100 million | 16,630 million |
| 64 bit support | + | + |
| Unlocked multiplier | - | + |
Compatibility
Information on PRO A12-9800 and Ryzen Threadripper PRO 9955WX 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 | 1 |
| Socket | AM4 | sTR5 |
| Power consumption (TDP) | 65 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by PRO A12-9800 and Ryzen Threadripper PRO 9955WX. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| FRTC | + | - |
| FreeSync | + | - |
| PowerTune | + | - |
| TrueAudio | + | - |
| PowerNow | + | - |
| PowerGating | + | - |
| Out-of-band client management | + | - |
| VirusProtect | + | - |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by PRO A12-9800 and Ryzen Threadripper PRO 9955WX are enumerated here.
| AMD-V | + | + |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by PRO A12-9800 and Ryzen Threadripper PRO 9955WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-2400 | DDR5 |
| Max memory channels | 2 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon R7 Graphics | N/A |
| iGPU core count | 8 | no data |
| Enduro | + | - |
| UVD | + | - |
| VCE | + | - |
Graphics interfaces
Available interfaces and connections of PRO A12-9800 and Ryzen Threadripper PRO 9955WX integrated GPUs.
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by PRO A12-9800 and Ryzen Threadripper PRO 9955WX integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 12 | no data |
| Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by PRO A12-9800 and Ryzen Threadripper PRO 9955WX.
| PCIe version | 3.0 | 5.0 |
| PCI Express lanes | 8 | 128 |
Pros & cons summary
| Physical cores | 4 | 16 |
| Threads | 4 | 32 |
| Chip lithography | 28 nm | 4 nm |
| Power consumption (TDP) | 65 Watt | 350 Watt |
PRO A12-9800 has 438.5% lower power consumption.
Ryzen Threadripper PRO 9955WX, on the other hand, has 300% more physical cores and 700% more threads, and a 600% more advanced lithography process.
We couldn't decide between AMD PRO A12-9800 and AMD Ryzen Threadripper PRO 9955WX. We've got no test results to judge.
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