Ryzen 5 8645HS vs Ryzen 5 5500

Primary details

Comparing Ryzen 5 5500 and Ryzen 5 8645HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	569	450
Place by popularity	2	not in top-100
Cost-effectiveness evaluation	58.45	no data
Market segment	Desktop processor	Laptop
Architecture codename	Cezanne (2021−2022)	Hawk Point-HS (Zen 4)
Release date	4 April 2022 (2 years ago)	6 December 2023 (less than a year ago)
Current price	$161	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 5 5500 and Ryzen 5 8645HS basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	6 (Hexa-Core)	6 (Hexa-Core)
Threads	12	12
Base clock speed	3.6 GHz	4.3 GHz
Boost clock speed	4.2 GHz	5 GHz
L1 cache	64K (per core)	64 KB (per core)
L2 cache	512K (per core)	1 MB (per core)
L3 cache	16 MB	16 MB (shared)
Chip lithography	7 nm	4 nm
Die size	180 mm2	178 mm2
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	95 °C	no data
Number of transistors	10,700 million	25,000 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on Ryzen 5 5500 and Ryzen 5 8645HS compatibility with other computer components: 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	1
Socket	AM4	FP8
Power consumption (TDP)	65 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 5500 and Ryzen 5 8645HS. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	DDR5-5600/LPDDR5x-7500 RAM, PCIe 4, Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3
AES-NI	+	+
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 5500 and Ryzen 5 8645HS are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 5500 and Ryzen 5 8645HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR4-3200

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 5500 and Ryzen 5 8645HS.

PCIe version	3.0	4.0
PCI Express lanes	no data	20

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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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.

Ryzen 5 8645HS outperforms Ryzen 5 5500 by 17% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	12.57	14.75
Recency	4 April 2022	6 December 2023
Chip lithography	7 nm	4 nm
Power consumption (TDP)	65 Watt	45 Watt

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Should you still have questions on choice between Ryzen 5 5500 and Ryzen 5 8645HS, ask them in Comments section, and we shall answer.

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