AMD Ryzen 5 8640U
AMD Ryzen 5 8640U
Technical Highlights
About this CPU
Zen 4 Hawk Point ultrabook processor with 6 cores and 12 threads, featuring Radeon 760M graphics for efficient thin-and-light laptops.
Overall Score Of AMD Ryzen 5 8640U
This summarizes how AMD Ryzen 5 8640U scores across single-core performance, multi-core performance, CPU architecture, memory architecture, and energy efficiency.
General Information of AMD Ryzen 5 8640U
CPU Name
AMD Ryzen 5 8640U
Vendor
AMD
Release Date
December 6, 2023
Type
Laptop
Instruction Set
x86-64
Codename
Zen 4 (Hawk Point)
Package and Thermals of AMD Ryzen 5 8640U
Manufacturing Process
4 nm
Max Temp (TJMax)
Top tier100 C
Transistor Count
25 billion
TDP (PL1)
15-30 W
Socket
FP8
CPU Cores of AMD Ryzen 5 8640U
Performance Cores
P-Cores
6
P-Threads
12
P-Core Base Frequency
Good3500 MHz
P-Core Turbo Frequency
Excellent4900 MHz
Total
Total Cores
6
Total Threads
12
Multiplier
Locked
Bus Frequency
Top tier100 MHz
Unlocked Multiplier
No
L1 Cache
64 KB
L2 Cache
1 MB
L3 Cache
16 MB
NPU
Yes
Memory Support of AMD Ryzen 5 8640U
Memory Types
Top tierDDR5-5600, LPDDR5x-7500
Max Memory Size
Excellent256 GB
Memory Channels
2
ECC Support
No
Technologies
AVX-512, BMI1, BMI2, F16C, SHA, XDNA2, Precision Boost 2, SMT, AMD-V, EVP, NX-Bit, SMAP, SMEP
Benchmarks of AMD Ryzen 5 8640U
Geekbench V6
Benchmark results for this category.
PassMark CPU
Benchmark results for this category.
Cinebench 2024
Benchmark results for this category.
Performance Charts Of AMD Ryzen 5 8640U
These charts show how AMD Ryzen 5 8640U balances CPU benchmark performance and relative score versus current market leaders.
Performance Radar Chart
Performance Benchmarks
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Frequently Asked Questions about AMD Ryzen 5 8640U
The AMD Ryzen 5 8640U was officially released in December 6, 2023, targeting the Laptop market.
The AMD Ryzen 5 8640U is equipped with 6 cores and 12 threads, offering solid performance for general computing and entry-level tasks.
The AMD Ryzen 5 8640U uses the FP8 socket. This is a critical specification for compatibility, as it dictates which motherboards can support this processor.
The AMD Ryzen 5 8640U operates at a base clock frequency of 3500 MHz for its performance cores. This is the speed the processor runs at under normal, non-intensive workloads.
The AMD Ryzen 5 8640U can reach a maximum turbo boost frequency of 4900 MHz on its performance cores. This allows the CPU to dynamically increase its speed to handle demanding tasks and gaming workloads.
The AMD Ryzen 5 8640U has a maximum junction temperature (TjMax) of 100 C. This is the maximum temperature possible before the processor initiates thermal throttling or shuts down to prevent permanent damage.
The AMD Ryzen 5 8640U achieves a multi-core score of 611 on Cinebench 2024, reflecting its capability in multi-threaded creative and rendering applications.
The AMD Ryzen 5 8640U scores 2,519 on the Geekbench v6 single-core test, indicating how snappy and responsive it will feel in everyday applications and most games.
With an overall performance rating of 72%, the AMD Ryzen 5 8640U is considered a high-performance processor in our comprehensive CPU database.
The AMD Ryzen 5 8640U features 16 MB of L3 cache. A larger cache helps the processor access frequently used data faster, which can significantly boost gaming performance.
The AMD Ryzen 5 8640U has a base power consumption (TDP) of 15-30 W. This value is important for choosing an adequate CPU cooler and determining your overall system power requirements.
The AMD Ryzen 5 8640U supports DDR5-5600, LPDDR5x-7500 memory, dictating the RAM speeds and capacities you can pair with this processor.
The AMD Ryzen 5 8640U includes an integrated GPU, meaning you don't strictly need a dedicated graphics card for basic display output.