Phenom II X4 955 BE vs Ryzen Threadripper PRO 5965WX
Primary details
Comparing Ryzen Threadripper PRO 5965WX and Phenom II X4 955 BE processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 57 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Server | Desktop processor |
| Series | AMD Ryzen Threadripper | no data |
| Power efficiency | 14.19 | no data |
| Architecture codename | Chagall PRO (2022) | Deneb (2009−2011) |
| Release date | 8 March 2022 (2 years ago) | 23 April 2009 (15 years ago) |
Detailed specifications
Ryzen Threadripper PRO 5965WX and Phenom II X4 955 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 | 24 (Tetracosa-Core) | 4 (Quad-Core) |
| Threads | 48 | 4 |
| Base clock speed | 3.8 GHz | 3.2 GHz |
| Boost clock speed | 4.5 GHz | 3.2 GHz |
| Multiplier | 38 | no data |
| L1 cache | 64K (per core) | 128 KB (per core) |
| L2 cache | 512K (per core) | 512 KB (per core) |
| L3 cache | 128 MB | 6 MB (shared) |
| Chip lithography | 7 nm | 45 nm |
| Die size | 4x 81 mm2 | 258 mm2 |
| Maximum case temperature (TCase) | 95 °C | no data |
| Number of transistors | 16,600 million | 758 million |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| Unlocked multiplier | - | + |
Compatibility
Information on Ryzen Threadripper PRO 5965WX and Phenom II X4 955 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 | WRX8 | AM3 |
| Power consumption (TDP) | 280 Watt | 125 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen Threadripper PRO 5965WX and Phenom II X4 955 BE. 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 Threadripper PRO 5965WX and Phenom II X4 955 BE are enumerated here.
| AMD-V | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 5965WX and Phenom II X4 955 BE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4-3200 | DDR3 |
| Maximum memory size | 2 TiB | no data |
| Maximum memory bandwidth | 204.8 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | - | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by Ryzen Threadripper PRO 5965WX and Phenom II X4 955 BE.
| PCIe version | 4.0 | 2.0 |
| PCI Express lanes | 128 | no data |
Pros & cons summary
| Recency | 8 March 2022 | 23 April 2009 |
| Physical cores | 24 | 4 |
| Threads | 48 | 4 |
| Chip lithography | 7 nm | 45 nm |
| Power consumption (TDP) | 280 Watt | 125 Watt |
Ryzen Threadripper PRO 5965WX has an age advantage of 12 years, 500% more physical cores and 1100% more threads, and a 542.9% more advanced lithography process.
Phenom II X4 955 BE, on the other hand, has 124% lower power consumption.
We couldn't decide between Ryzen Threadripper PRO 5965WX and Phenom II X4 955 BE. We've got no test results to judge.
Be aware that Ryzen Threadripper PRO 5965WX is a server/workstation processor while Phenom II X4 955 BE is a desktop one.
Should you still have questions on choice between Ryzen Threadripper PRO 5965WX and Phenom II X4 955 BE, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
