Ryzen 5 PRO 8645HS vs Ryzen 7 4800H

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Primary details

Comparing Ryzen 7 4800H and Ryzen 5 PRO 8645HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking673not rated
Place by popularity90not in top-100
Market segmentLaptopServer
SeriesAMD Renoir (Ryzen 4000 APU)no data
Power efficiency24.42no data
Architecture codenameRenoir-H (Zen 2) (2020)Hawk Point (2024)
Release date6 January 2020 (4 years ago)16 April 2024 (less than a year ago)

Detailed specifications

Ryzen 7 4800H and Ryzen 5 PRO 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads1612
Base clock speed2.9 GHz4.3 GHz
Boost clock speed4.2 GHz5 GHz
Multiplier29no data
L1 cache64 KB (per core)64 KB (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache8 MB (shared)16 MB (shared)
Chip lithography7 nm4 nm
Die size156 mm2178 mm2
Maximum core temperature105 °Cno data
Number of transistors9,800 million25,000 million
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Ryzen 7 4800H and Ryzen 5 PRO 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 configuration11
SocketFP6FP7
Power consumption (TDP)45 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 4800H and Ryzen 5 PRO 8645HS. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SMEno data
AES-NI++
FMA+-
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 4800H and Ryzen 5 PRO 8645HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 4800H and Ryzen 5 PRO 8645HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
Maximum memory size64 GBno data
Maximum memory bandwidth68.27 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon RX Vega 7 ( - 1600 MHz)AMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 4800H and Ryzen 5 PRO 8645HS.

PCIe version3.04.0
PCI Express lanesno data20

Pros & cons summary


Integrated graphics card 7.47 14.91
Recency 6 January 2020 16 April 2024
Physical cores 8 6
Threads 16 12
Chip lithography 7 nm 4 nm

Ryzen 7 4800H has 33.3% more physical cores and 33.3% more threads.

Ryzen 5 PRO 8645HS, on the other hand, has 99.6% faster integrated GPU, an age advantage of 4 years, and a 75% more advanced lithography process.

We couldn't decide between Ryzen 7 4800H and Ryzen 5 PRO 8645HS. We've got no test results to judge.

Be aware that Ryzen 7 4800H is a notebook processor while Ryzen 5 PRO 8645HS is a server/workstation one.


Should you still have questions on choice between Ryzen 7 4800H and Ryzen 5 PRO 8645HS, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 4800H
Ryzen 7 4800H
AMD Ryzen 5 PRO 8645HS
Ryzen 5 PRO 8645HS

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Community ratings

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Questions & comments

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