Ryzen Threadripper PRO 9965WX vs Mobile Pentium II 400
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 40 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 18.64 |
| Market segment | Laptop | Server |
| Series | Intel Mobile Pentium II | no data |
| Power efficiency | no data | 6.45 |
| Designer | Intel | AMD |
| Manufacturer | no data | TSMC |
| Architecture codename | P6 | Shimada Peak (2025) |
| Release date | no data | 23 July 2025 (less than a year ago) |
| Launch price (MSRP) | no data | $2,899 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Mobile Pentium II 400 and Ryzen Threadripper PRO 9965WX 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 | 1 (Single-Core) | 24 (Tetracosa-Core) |
| Threads | 1 | 48 |
| Base clock speed | no data | 4.2 GHz |
| Boost clock speed | 0.4 GHz | 5.4 GHz |
| Bus type | FSB | no data |
| Multiplier | 6 | no data |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 256 KB | 1 MB (per core) |
| L3 cache | no data | 128 MB (shared) |
| Chip lithography | 250 nm, 180 nm | 4 nm |
| Die size | 180 mm2 | 4x 70.6 mm2 |
| Number of transistors | 27 Million | 33,260 million |
| 64 bit support | - | + |
| Unlocked multiplier | - | + |
Compatibility
Information on Mobile Pentium II 400 and Ryzen Threadripper PRO 9965WX 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 | no data | 1 |
| Socket | no data | sTR5 |
| Power consumption (TDP) | 13.1 Watt | 350 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Mobile Pentium II 400 and Ryzen Threadripper PRO 9965WX. 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 Mobile Pentium II 400 and Ryzen Threadripper PRO 9965WX are enumerated here.
| AMD-V | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Mobile Pentium II 400 and Ryzen Threadripper PRO 9965WX. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5 |
| Maximum memory size | 64 GB | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | N/A |
Peripherals
Specifications and connection of peripherals supported by Mobile Pentium II 400 and Ryzen Threadripper PRO 9965WX.
| PCIe version | no data | 5.0 |
| PCI Express lanes | no data | 136 |
Pros & cons summary
| Physical cores | 1 | 24 |
| Threads | 1 | 48 |
| Chip lithography | 250 nm | 4 nm |
| Power consumption (TDP) | 13 Watt | 350 Watt |
Mobile Pentium II 400 has 2592.3% lower power consumption.
Ryzen Threadripper PRO 9965WX, on the other hand, has 2300% more physical cores and 4700% more threads, and a 6150% more advanced lithography process.
We couldn't decide between Intel Mobile Pentium II 400 and AMD Ryzen Threadripper PRO 9965WX. We've got no test results to judge.
Be aware that Mobile Pentium II 400 is a notebook processor while Ryzen Threadripper PRO 9965WX is a server/workstation one.
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