AMD Ryzen 5 PRO 8645HS vs AMD Ryzen 5 PRO 8640U

Comparative analysis of AMD Ryzen 5 PRO 8645HS and AMD Ryzen 5 PRO 8640U processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals.

 

Differences

Reasons to consider the AMD Ryzen 5 PRO 8645HS

  • Around 2% higher clock speed: 5 GHz vs 4.9 GHz
Maximum frequency 5 GHz vs 4.9 GHz

Reasons to consider the AMD Ryzen 5 PRO 8640U

  • Around 61% lower typical power consumption: 28 Watt vs 45 Watt
Thermal Design Power (TDP) 28 Watt vs 45 Watt

Compare specifications (specs)

AMD Ryzen 5 PRO 8645HS AMD Ryzen 5 PRO 8640U

Essentials

Launch date 16 Apr 2024 16 Apr 2024
Place in performance rating not rated not rated

Performance

Base frequency 4.3 GHz 3.5 GHz
Die size 178 mm² 178 mm²
L1 cache 64 KB (per core) 64 KB (per core)
L2 cache 1 MB (per core) 1 MB (per core)
L3 cache 16 MB (shared) 16 MB (shared)
Manufacturing process technology 4 nm 4 nm
Maximum core temperature 100°C 100°C
Maximum frequency 5 GHz 4.9 GHz
Number of cores 6 6
Number of threads 12 12
Transistor count 25,000 million 25,000 million
Unlocked

Memory

ECC memory support
Supported memory types DDR5 DDR5

Compatibility

Configurable TDP 35-54 Watt 15-30 Watt
Max number of CPUs in a configuration 1 1
Sockets supported FP7 FP7
Thermal Design Power (TDP) 45 Watt 28 Watt

Peripherals

PCIe configurations Gen 4, 20 Lanes, (CPU only) Gen 4, 20 Lanes, (CPU only)

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