Ryzen 5 PRO 8640U vs Ryzen 5 7645HX

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Primary details

Comparing Ryzen 5 7645HX and Ryzen 5 PRO 8640U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking389not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopServer
Power efficiency35.54no data
Architecture codenameDragon Range (Zen4) (2023)Hawk Point (2024)
Release date4 January 2023 (1 year ago)16 April 2024 (less than a year ago)

Detailed specifications

Ryzen 5 7645HX and Ryzen 5 PRO 8640U 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 cores6 (Hexa-Core)6 (Hexa-Core)
Threads1212
Base clock speed4 GHz3.5 GHz
Boost clock speed5 GHz4.9 GHz
L1 cache64K (per core)64 KB (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache32 MB (shared)16 MB (shared)
Chip lithography5 nm4 nm
Die size71 mm2178 mm2
Maximum core temperature100 °Cno data
Number of transistors6570 Million25,000 million
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Ryzen 5 7645HX and Ryzen 5 PRO 8640U 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 configuration11
SocketFL1FP7
Power consumption (TDP)45 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 7645HX and Ryzen 5 PRO 8640U. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 7645HX and Ryzen 5 PRO 8640U are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 7645HX and Ryzen 5 PRO 8640U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-5200DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon 610M (400 - 2200 MHz)AMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 7645HX and Ryzen 5 PRO 8640U.

PCIe version5.04.0
PCI Express lanes2820

Pros & cons summary


Integrated graphics card 2.85 14.91
Recency 4 January 2023 16 April 2024
Chip lithography 5 nm 4 nm
Power consumption (TDP) 45 Watt 28 Watt

Ryzen 5 PRO 8640U has 423.2% faster integrated GPU, an age advantage of 1 year, a 25% more advanced lithography process, and 60.7% lower power consumption.

We couldn't decide between Ryzen 5 7645HX and Ryzen 5 PRO 8640U. We've got no test results to judge.

Be aware that Ryzen 5 7645HX is a notebook processor while Ryzen 5 PRO 8640U is a server/workstation one.


Should you still have questions on choice between Ryzen 5 7645HX and Ryzen 5 PRO 8640U, ask them in Comments section, and we shall answer.

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AMD Ryzen 5 7645HX
Ryzen 5 7645HX
AMD Ryzen 5 PRO 8640U
Ryzen 5 PRO 8640U

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Community ratings

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3.5 51 vote

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Questions & comments

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