Ryzen 5 8645HS vs Ryzen 7 6800H

Aggregate performance score

Ryzen 7 6800H
2022
8 cores / 16 threads, 45 Watt
14.73
+2.4%
Ryzen 5 8645HS
2023
6 cores / 12 threads, 45 Watt
14.38

Ryzen 7 6800H outperforms Ryzen 5 8645HS by a minimal 2% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 7 6800H and Ryzen 5 8645HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking477499
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Rembrandt (Zen 3+)no data
Power efficiency30.9830.24
Architecture codenameRembrandt-H (Zen 3+) (2022)Hawk Point-HS (Zen 4) (2023−2024)
Release dateJanuary 2022 (2 years ago)6 December 2023 (less than a year ago)

Detailed specifications

Ryzen 7 6800H 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads1612
Base clock speed3.2 GHz4.3 GHz
Boost clock speed4.7 GHz5 GHz
L1 cache64K (per core)64 KB (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache16 MB (shared)16 MB (shared)
Chip lithography6 nm4 nm
Die size208 mm2178 mm2
Maximum core temperature95 °C100 °C
Number of transistorsno data25,000 million
64 bit support++
Windows 11 compatibility+no data

Compatibility

Information on Ryzen 7 6800H 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 configuration11
SocketFP7FP8
Power consumption (TDP)45 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 6800H and Ryzen 5 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, SMERyzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3
AES-NI++
FMA+-
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 6800H and Ryzen 5 8645HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 6800H and Ryzen 5 8645HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon 680MAMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 6800H and Ryzen 5 8645HS.

PCIe version4.04.0
PCI Express lanes2020

Synthetic benchmark performance

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


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 7 6800H 14.73
+2.4%
Ryzen 5 8645HS 14.38

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Ryzen 7 6800H 23397
+2.4%
Ryzen 5 8645HS 22841

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Ryzen 7 6800H 13602
Ryzen 5 8645HS 14055
+3.3%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Ryzen 7 6800H 8.22
Ryzen 5 8645HS 3.29
+150%

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Ryzen 7 6800H 2136
+2%
Ryzen 5 8645HS 2094

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Ryzen 7 6800H 243
Ryzen 5 8645HS 270
+11.3%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Ryzen 7 6800H 11.5
+4.5%
Ryzen 5 8645HS 11

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Ryzen 7 6800H 126
+3.3%
Ryzen 5 8645HS 122

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Ryzen 7 6800H 259
Ryzen 5 8645HS 282
+8.7%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Ryzen 7 6800H 6065
Ryzen 5 8645HS 6695
+10.4%

Geekbench 5.5 Multi-Core

Ryzen 7 6800H 9331
Ryzen 5 8645HS 9420
+1%

Blender(-)

Ryzen 7 6800H 244
+1.2%
Ryzen 5 8645HS 241

Geekbench 5.5 Single-Core

Ryzen 7 6800H 1551
Ryzen 5 8645HS 1915
+23.5%

7-Zip Single

Ryzen 7 6800H 5758
Ryzen 5 8645HS 6190
+7.5%

7-Zip

Ryzen 7 6800H 58341
+4.9%
Ryzen 5 8645HS 55608

WebXPRT 3

Ryzen 7 6800H 278
Ryzen 5 8645HS 295
+6.1%

Gaming performance

Pros & cons summary


Performance score 14.73 14.38
Integrated graphics card 15.99 14.90
Physical cores 8 6
Threads 16 12
Chip lithography 6 nm 4 nm

Ryzen 7 6800H has a 2.4% higher aggregate performance score, 7.3% faster integrated GPU, and 33.3% more physical cores and 33.3% more threads.

Ryzen 5 8645HS, on the other hand, has a 50% more advanced lithography process.

Given the minimal performance differences, no clear winner can be declared between Ryzen 7 6800H and Ryzen 5 8645HS.


Should you still have questions on choice between Ryzen 7 6800H and Ryzen 5 8645HS, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 6800H
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