Ryzen 5 PRO 7640U vs Mobile Sempron SI-42
Primary details
Comparing Mobile Sempron SI-42 and Ryzen 5 PRO 7640U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | 553 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD Mobile Sempron | AMD Phoenix (Zen 4, Ryzen 7040) |
| Power efficiency | no data | 84.58 |
| Architecture codename | Sable (2008−2009) | Phoenix (Zen4) (2023) |
| Release date | 1 September 2009 (15 years ago) | 23 May 2023 (1 year ago) |
Detailed specifications
Mobile Sempron SI-42 and Ryzen 5 PRO 7640U 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) | 6 (Hexa-Core) |
| Threads | 1 | 12 |
| Base clock speed | no data | 3.5 GHz |
| Boost clock speed | 2.1 GHz | 4.9 GHz |
| Bus rate | 1800 MHz | no data |
| L1 cache | 128 KB | 384 KB |
| L2 cache | 512 KB | 6 MB |
| L3 cache | no data | 16 MB |
| Chip lithography | 65 nm | 4 nm |
| Die size | no data | 178 mm2 |
| Maximum core temperature | 100 °C | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Mobile Sempron SI-42 and Ryzen 5 PRO 7640U 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.
| Socket | S1g2 | no data |
| Power consumption (TDP) | 25 Watt | 15 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Mobile Sempron SI-42 and Ryzen 5 PRO 7640U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 65 nm, 1.075 - 1.125 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon 760M |
Pros & cons summary
| Recency | 1 September 2009 | 23 May 2023 |
| Physical cores | 1 | 6 |
| Threads | 1 | 12 |
| Chip lithography | 65 nm | 4 nm |
| Power consumption (TDP) | 25 Watt | 15 Watt |
Ryzen 5 PRO 7640U has an age advantage of 13 years, 500% more physical cores and 1100% more threads, a 1525% more advanced lithography process, and 66.7% lower power consumption.
We couldn't decide between Mobile Sempron SI-42 and Ryzen 5 PRO 7640U. We've got no test results to judge.
Should you still have questions on choice between Mobile Sempron SI-42 and Ryzen 5 PRO 7640U, ask them in Comments section, and we shall answer.
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