Ryzen 9 9955HX3D vs Ryzen 5 PRO 7640U
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 605 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Phoenix (Zen 4, Ryzen 7040) | AMD Dragon Range (Zen 4, Ryzen 7045) |
| Power efficiency | 84.74 | no data |
| Designer | AMD | AMD |
| Architecture codename | Phoenix (Zen4) (2023) | Fire Range-HX (Zen 5) (2025) |
| Release date | 23 May 2023 (1 year ago) | 6 January 2025 (less than a year ago) |
Detailed specifications
Ryzen 5 PRO 7640U and Ryzen 9 9955HX3D 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 | 6 (Hexa-Core) | 16 (Hexadeca-Core) |
| Threads | 12 | 32 |
| Base clock speed | 3.5 GHz | no data |
| Boost clock speed | 4.9 GHz | 5.4 GHz |
| L1 cache | 384 KB | 1.3 MB |
| L2 cache | 6 MB | 16 MB |
| L3 cache | 16 MB | 128 MB |
| Chip lithography | 4 nm | no data |
| Die size | 178 mm2 | no data |
| Maximum core temperature | 100 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Ryzen 5 PRO 7640U and Ryzen 9 9955HX3D 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.
| Power consumption (TDP) | 15 Watt | 55 Watt |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon 760M ( - 2600 MHz) | AMD Radeon 610M ( - 2200 MHz) |
Pros & cons summary
| Integrated graphics card | 13.43 | 2.62 |
| Recency | 23 May 2023 | 6 January 2025 |
| Physical cores | 6 | 16 |
| Threads | 12 | 32 |
| Power consumption (TDP) | 15 Watt | 55 Watt |
Ryzen 5 PRO 7640U has 412.6% faster integrated GPU, and 266.7% lower power consumption.
Ryzen 9 9955HX3D, on the other hand, has an age advantage of 1 year, and 166.7% more physical cores and 166.7% more threads.
We couldn't decide between AMD Ryzen 5 PRO 7640U and AMD Ryzen 9 9955HX3D. We've got no test results to judge.
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