Ryzen 5 8640U: specs and benchmarks
Aggregate performance score
Ryzen 5 8640U provides good benchmark performance at 13.20% of a leader's which is a 96-core EPYC 9655P.
Summary
AMD started Ryzen 5 8640U sales 6 December 2023. This is a Hawk Point-U (Zen 4) architecture notebook processor primarily aimed at office systems. It has 6 cores and 12 threads, and is based on 4 nm manufacturing technology, with a maximum frequency of 4900 MHz and a locked multiplier.
Compatibility-wise, this is AMD Socket FP8 processor with a TDP of 28 Watt. It supports DDR5 memory.
Primary details
Ryzen 5 8640U processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in the ranking | 565 | |
| Place by popularity | not in top-100 | |
| Market segment | Laptop | |
| Power efficiency | 44.61 | of 100.00 (Core Ultra 7 164U) |
| Architecture codename | Hawk Point-U (Zen 4) (2023) | |
| Release date | 6 December 2023 (less than a year ago) |
Detailed specifications
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 6 (Hexa-Core) | |
| Threads | 12 | |
| Base clock speed | 3.5 GHz | of 4.7 GHz (FX-9590) |
| Boost clock speed | 4.9 GHz | of 6.2 GHz (Core i9-14900KS) |
| L1 cache | 64 KB (per core) | of 80 KB (EPYC 9965) |
| L2 cache | 1 MB (per core) | of 2 MB (Xeon 6980P) |
| L3 cache | 16 MB (shared) | of 1152 MB (EPYC 9684X) |
| Chip lithography | 4 nm | of 3 nm (Apple M3 Max 16-Core) |
| Die size | 178 mm2 | |
| Maximum core temperature | 100 °C | of 110 °C (Atom x7-E3950) |
| Number of transistors | 25,000 million | of 135,240 million (EPYC 9684X) |
| 64 bit support | + |
Compatibility
Information on Ryzen 5 8640U compatibility with other computer components and devices: 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 | of 8 (Opteron 842) |
| Socket | FP8 | |
| Power consumption (TDP) | 28 Watt | of 3100 ‑ 4500 (Ryzen 7 7435H) |
Technologies and extensions
Technological capabilities and additional instructions supported by Ryzen 5 8640U. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3 | |
| AES-NI | + | |
| AVX | + | |
| Precision Boost 2 | + |
Virtualization technologies
Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.
| AMD-V | + |
Memory specs
Types, maximum amount and channel number of RAM supported by Ryzen 5 8640U's memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR5 |
Graphics specifications
General parameters of a GPU integrated into Ryzen 5 8640U.
| Integrated graphics card | AMD Radeon 760M ( - 2600 MHz) |
Peripherals
Specifications and connection types of supported peripherals.
| PCIe version | 4.0 | of 5.0 (Core i9-12900K) |
| PCI Express lanes | 20 | of 128 (EPYC 7551P) |
Benchmark performance
Single-core and multi-core benchmark results of Ryzen 5 8640U. Overall benchmark performance 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.
Send your test results of Ryzen 5 8640U.
Intel equivalent
According to our data, the closest Intel alternative to Ryzen 5 8640U is Core i5-12500H, which is faster by 1% and higher by 6 positions in our ranking.
Here are some closest Intel rivals to Ryzen 5 8640U:
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Recommended GPUs
People consider these graphics cards to be good for Ryzen 5 8640U, according to our PC configuration statistics.
These are the fastest graphics cards for Ryzen 5 8640U in our user configuration statistics. There is a total of 10 configurations using Ryzen 5 8640U in our database.
