Family illustration.
Family illustration.
What's the best choice AMD Ryzen 5 8645HS or AMD Ryzen 5 7545U? Which processor is faster?
Compare the available specifications of these models.
AMD Ryzen 5 8645HS has a base frequency of 4.3 GHz. 6 / 12 CPU Cores / Threads. Stated TDP / base power 45 W.
AMD Ryzen 5 7545U has a base frequency of 3.2 GHz. 6 / 12 CPU Cores / Threads. Stated TDP / base power 28 W. Released in 2023-11-02.
Reasons to consider Higher clock speed
Around 34% better clock speed
3.2 GHz
Higher turbo clock speed
Around 2% higher specified turbo frequency
4.9 GHz
Common positions AMD Ryzen 5 8645HS CPU in popular benchmarks, for comparison with other models.
No data
Reasons to consider Lower stated TDP / base power
Power limits alone do not measure performance per watt.
45 W
Common positions AMD Ryzen 5 7545U CPU in popular benchmarks, for comparison with other models.
No data
AMD Ryzen 5 8645HS
Background information about the processors being compared, series, generation and market segment.
Ryzen
Laptops / Desktops
Mobile
Ryzen 7000 Series
Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.
3.2 GHz
6
12
4.9 GHz
No
Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.
2800 MHz
AMD Radeon 740M
4
Types, channel quantity of RAM supported by AMD Ryzen 5 7545U and AMD Ryzen 5 8645HS. Depending on the motherboards, higher or lower memory frequencies may be supported.
2
DDR5 (FP7r2) / LPDDR5X (FP7-FP8)
PCIe 4.0
Compare the TDP requirements of TDP AMD Ryzen 5 8645HS and AMD Ryzen 5 7545U Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.
15-30 W
28 W
100 °C
Architecture, interfaces, additional instructions supported by AMD Ryzen 5 8645HS and AMD Ryzen 5 7545U, virtual machine technologies and process technology.
Phoenix
6 MB
16 MB
https://www.amd.com/en/products/processors/laptop/ryzen/7000-series/amd-ryzen-5-7545u.html
FP7 / FP7r2
TSMC 4nm FinFET
2026-09-30
2023-11-02
No comparable benchmark results are available yet. Specifications alone do not determine which model is faster.
These are saved results from the earlier catalog. Measurement dates and test configurations were not recorded. Models with no comparable results are omitted.
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