AMD Ryzen 5 8640U vs AMD Ryzen 5 7640U
Comparative analysis of AMD Ryzen 5 8640U and AMD Ryzen 5 7640U processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.
Differences
Reasons to consider the AMD Ryzen 5 8640U
- CPU is newer: launch date 11 month(s) later
- 1048576x more L2 cache, more data can be stored in the L2 cache for quick access later
- 1048576x more L3 cache, more data can be stored in the L3 cache for quick access later
- Around 1% better performance in PassMark - Single thread mark: 3568 vs 3526
Specifications (specs) | |
Launch date | 6 Dec 2023 vs Jan 2023 |
L2 cache | 1 MB (per core) vs 1MB (per core) |
L3 cache | 16 MB (shared) vs 16MB (shared) |
Benchmarks | |
PassMark - Single thread mark | 3568 vs 3526 |
Reasons to consider the AMD Ryzen 5 7640U
- Around 87% lower typical power consumption: 15 Watt vs 28 Watt
- Around 1% better performance in PassMark - CPU mark: 21210 vs 21025
Specifications (specs) | |
Thermal Design Power (TDP) | 15 Watt vs 28 Watt |
Benchmarks | |
PassMark - CPU mark | 21210 vs 21025 |
Compare benchmarks
CPU 1: AMD Ryzen 5 8640U
CPU 2: AMD Ryzen 5 7640U
PassMark - Single thread mark |
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PassMark - CPU mark |
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Name | AMD Ryzen 5 8640U | AMD Ryzen 5 7640U |
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PassMark - Single thread mark | 3568 | 3526 |
PassMark - CPU mark | 21025 | 21210 |
Compare specifications (specs)
AMD Ryzen 5 8640U | AMD Ryzen 5 7640U | |
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Essentials |
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Launch date | 6 Dec 2023 | Jan 2023 |
Place in performance rating | 338 | 348 |
Performance |
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Base frequency | 3.5 GHz | 3.5 GHz |
Die size | 178 mm² | 178 mm² |
L1 cache | 64 KB (per core) | 64K (per core) |
L2 cache | 1 MB (per core) | 1MB (per core) |
L3 cache | 16 MB (shared) | 16MB (shared) |
Manufacturing process technology | 4 nm | 4 nm |
Maximum core temperature | 100°C | 100°C |
Maximum frequency | 4.9 GHz | 4.9 GHz |
Number of cores | 6 | 6 |
Number of threads | 12 | 12 |
Transistor count | 25,000 million | 25,000 million |
Unlocked | ||
Memory |
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ECC memory support | ||
Supported memory types | DDR5 | DDR5-5600 MHz, Dual-channel |
Compatibility |
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Configurable TDP | 15-30 Watt | 28 Watt |
Max number of CPUs in a configuration | 1 | 1 |
Sockets supported | FP8 | FP8 |
Thermal Design Power (TDP) | 28 Watt | 15 Watt |
Peripherals |
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PCIe configurations | Gen 4, 20 Lanes, (CPU only) | Gen 4, 20 Lanes, (CPU only) |