Phenom II X2 555 BE vs Ryzen Threadripper PRO 7985WX
Primary details
Comparing Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 4 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 5.75 | no data |
| Market segment | Server | Desktop processor |
| Power efficiency | 22.67 | no data |
| Architecture codename | Storm Peak (2023) | Callisto (2009−2010) |
| Release date | 19 October 2023 (1 year ago) | 25 January 2010 (14 years ago) |
| Launch price (MSRP) | $7,349 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE 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 | 64 (Tetrahexaconta-Core) | 2 (Dual-core) |
| Threads | 128 | 2 |
| Base clock speed | 3.2 GHz | 3.2 GHz |
| Boost clock speed | 5.1 GHz | 3.2 GHz |
| L1 cache | 64 KB (per core) | 128 KB (per core) |
| L2 cache | 1 MB (per core) | 512 KB (per core) |
| L3 cache | 256 MB (shared) | 6 MB (shared) |
| Chip lithography | 5 nm | 45 nm |
| Die size | 8x 71 mm2 | 258 mm2 |
| Number of transistors | 52,560 million | 758 million |
| 64 bit support | + | + |
| Windows 11 compatibility | no data | - |
| Unlocked multiplier | + | + |
Compatibility
Information on Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE 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 | sTR5 | AM3 |
| Power consumption (TDP) | 350 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE. You'll probably need this information if you require some particular technology.
| AES-NI | + | - |
| AVX | + | - |
| Precision Boost 2 | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5 | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | N/A | no data |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE.
| PCIe version | 5.0 | 2.0 |
| PCI Express lanes | 128 | no data |
Pros & cons summary
| Recency | 19 October 2023 | 25 January 2010 |
| Physical cores | 64 | 2 |
| Threads | 128 | 2 |
| Chip lithography | 5 nm | 45 nm |
| Power consumption (TDP) | 350 Watt | 80 Watt |
Ryzen Threadripper PRO 7985WX has an age advantage of 13 years, 3100% more physical cores and 6300% more threads, and a 800% more advanced lithography process.
Phenom II X2 555 BE, on the other hand, has 337.5% lower power consumption.
We couldn't decide between Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE. We've got no test results to judge.
Be aware that Ryzen Threadripper PRO 7985WX is a server/workstation processor while Phenom II X2 555 BE is a desktop one.
Should you still have questions on choice between Ryzen Threadripper PRO 7985WX and Phenom II X2 555 BE, ask them in Comments section, and we shall answer.
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