Ryzen 5 8640U vs Sempron 2650
Aggregate performance score
Ryzen 5 8640U outperforms Sempron 2650 by a whopping 3671% based on our aggregate benchmark results.
Primary details
Comparing Sempron 2650 and Ryzen 5 8640U processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3051 | 565 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 1.32 | 44.61 |
| Architecture codename | Kabini (2013−2014) | Hawk Point-U (Zen 4) (2023) |
| Release date | 9 April 2014 (10 years ago) | 6 December 2023 (less than a year ago) |
Detailed specifications
Sempron 2650 and Ryzen 5 8640U 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 | 2 (Dual-core) | 6 (Hexa-Core) |
| Threads | 2 | 12 |
| Base clock speed | no data | 3.5 GHz |
| Boost clock speed | 1.45 GHz | 4.9 GHz |
| L1 cache | 128 KB | 64 KB (per core) |
| L2 cache | 1024 KB | 1 MB (per core) |
| L3 cache | no data | 16 MB (shared) |
| Chip lithography | 28 nm | 4 nm |
| Die size | 107 mm2 | 178 mm2 |
| Maximum core temperature | 90 °C | 100 °C |
| Maximum case temperature (TCase) | 90 °C | no data |
| Number of transistors | no data | 25,000 million |
| 64 bit support | + | + |
Compatibility
Information on Sempron 2650 and Ryzen 5 8640U 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 | AM1 | FP8 |
| Power consumption (TDP) | 25 Watt | 28 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Sempron 2650 and Ryzen 5 8640U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3 |
| AES-NI | + | + |
| FMA | FMA4 | - |
| AVX | + | + |
| PowerNow | + | - |
| PowerGating | + | - |
| VirusProtect | + | - |
| Precision Boost 2 | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Sempron 2650 and Ryzen 5 8640U are enumerated here.
| AMD-V | + | + |
| IOMMU 2.0 | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Sempron 2650 and Ryzen 5 8640U. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3-1333 | DDR5 |
| Max memory channels | 1 | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon R3 Graphics | AMD Radeon 760M ( - 2600 MHz) |
| Number of pipelines | 128 | no data |
| Enduro | + | - |
| Switchable graphics | + | - |
| UVD | + | - |
| VCE | + | - |
Graphics interfaces
Available interfaces and connections of Sempron 2650 and Ryzen 5 8640U integrated GPUs.
| DisplayPort | + | - |
| HDMI | + | - |
Graphics API support
APIs supported by Sempron 2650 and Ryzen 5 8640U integrated GPUs, sometimes API versions are included.
| DirectX | DirectX® 12 | no data |
| Vulkan | + | - |
Peripherals
Specifications and connection of peripherals supported by Sempron 2650 and Ryzen 5 8640U.
| PCIe version | 2.0 | 4.0 |
| PCI Express lanes | 4 | 20 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Performance score | 0.35 | 13.20 |
| Recency | 9 April 2014 | 6 December 2023 |
| Physical cores | 2 | 6 |
| Threads | 2 | 12 |
| Chip lithography | 28 nm | 4 nm |
| Power consumption (TDP) | 25 Watt | 28 Watt |
Sempron 2650 has 12% lower power consumption.
Ryzen 5 8640U, on the other hand, has a 3671.4% higher aggregate performance score, an age advantage of 9 years, 200% more physical cores and 500% more threads, and a 600% more advanced lithography process.
The Ryzen 5 8640U is our recommended choice as it beats the Sempron 2650 in performance tests.
Note that Sempron 2650 is a desktop processor while Ryzen 5 8640U is a notebook one.
Should you still have questions on choice between Sempron 2650 and Ryzen 5 8640U, ask them in Comments section, and we shall answer.
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