Ryzen Threadripper PRO 9945WX vs Opteron 6284 SE
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 157 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Server |
| Power efficiency | no data | 9.87 |
| Designer | AMD | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | Interlagos (2011−2012) | Shimada Peak (2025) |
| Release date | 1 May 2012 (13 years ago) | July 2025 (recently) |
Detailed specifications
Opteron 6284 SE and Ryzen Threadripper PRO 9945WX 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 | 16 (Hexadeca-Core) | 12 (Dodeca-Core) |
| Threads | 16 | 24 |
| Base clock speed | 2.7 GHz | 4.7 GHz |
| Boost clock speed | 3.4 GHz | 5.4 GHz |
| L1 cache | 768 KB | 64 KB (per core) |
| L2 cache | 16 MB | 1 MB (per core) |
| L3 cache | 8 MB (per die) | 64 MB (shared) |
| Chip lithography | 32 nm | 4 nm |
| Die size | 316 mm2 | 2x 70.6 mm2 |
| Number of transistors | 2,400 million | 16,630 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| Unlocked multiplier | - | + |
Compatibility
Information on Opteron 6284 SE and Ryzen Threadripper PRO 9945WX 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 | 4 | 1 |
| Socket | G34 | sTR5 |
| Power consumption (TDP) | 140 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Opteron 6284 SE and Ryzen Threadripper PRO 9945WX. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | + | - |
| AVX | + | + |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Opteron 6284 SE and Ryzen Threadripper PRO 9945WX are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Opteron 6284 SE and Ryzen Threadripper PRO 9945WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR5 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Opteron 6284 SE and Ryzen Threadripper PRO 9945WX.
| PCIe version | 2.0 | 5.0 |
| PCI Express lanes | no data | 136 |
Pros & cons summary
| Physical cores | 16 | 12 |
| Threads | 16 | 24 |
| Chip lithography | 32 nm | 4 nm |
| Power consumption (TDP) | 140 Watt | 350 Watt |
Opteron 6284 SE has 33.3% more physical cores, and 150% lower power consumption.
Ryzen Threadripper PRO 9945WX, on the other hand, has 50% more threads, and a 700% more advanced lithography process.
We couldn't decide between AMD Opteron 6284 SE and AMD Ryzen Threadripper PRO 9945WX. We've got no test results to judge.
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