Ryzen 5 7645HX vs Ryzen 5 3550H

VS

Aggregate performance score

Ryzen 5 3550H
2019
4 cores / 8 threads, 35 Watt
4.89
Ryzen 5 7645HX
2023
6 cores / 12 threads, 45 Watt
16.91
+246%

Ryzen 5 7645HX outperforms Ryzen 5 3550H by a whopping 246% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 5 3550H and Ryzen 5 7645HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1245388
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Ryzen 5no data
Power efficiency13.2235.56
Architecture codenamePicasso-U (Zen+) (2019−2020)Dragon Range (Zen4) (2023)
Release date6 January 2019 (5 years ago)4 January 2023 (1 year ago)

Detailed specifications

Ryzen 5 3550H and Ryzen 5 7645HX 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 cores4 (Quad-Core)6 (Hexa-Core)
Threads812
Base clock speed2.1 GHz4 GHz
Boost clock speed3.7 GHz5 GHz
Bus typePCIe 3.0no data
Multiplier21no data
L1 cache384 KB64K (per core)
L2 cache2 MB1 MB (per core)
L3 cache4 MB (shared)32 MB (shared)
Chip lithography12 nm5 nm
Die size209.78 mm271 mm2
Maximum core temperature105 °C100 °C
Number of transistors4940 Million6570 Million
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Ryzen 5 3550H and Ryzen 5 7645HX 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 configuration1 (Uniprocessor)1
SocketFP5FL1
Power consumption (TDP)35 Watt45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 5 3550H and Ryzen 5 7645HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHAno data
AES-NI++
AVX++
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 5 3550H and Ryzen 5 7645HX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 5 3550H and Ryzen 5 7645HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-5200
Maximum memory size64 GBno data
Max memory channels2no data
Maximum memory bandwidth38.4 GB/sno data
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon RX Vega 8 (Ryzen 2000/3000) ( - 1200 MHz)AMD Radeon 610M (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 5 3550H and Ryzen 5 7645HX.

PCIe version3.05.0
PCI Express lanes1228

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 5 3550H 4.89
Ryzen 5 7645HX 16.91
+246%

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 5 3550H 7764
Ryzen 5 7645HX 26868
+246%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen 5 3550H 943
Ryzen 5 7645HX 2656
+182%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen 5 3550H 2862
Ryzen 5 7645HX 11577
+305%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Ryzen 5 3550H 4592
Ryzen 5 7645HX 7717
+68.1%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Ryzen 5 3550H 19521
Ryzen 5 7645HX 44716
+129%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Ryzen 5 3550H 9
Ryzen 5 7645HX 26
+200%

Cinebench 15 64-bit multi-core

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

Ryzen 5 3550H 742
Ryzen 5 7645HX 2276
+207%

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 5 3550H 144
Ryzen 5 7645HX 289
+101%

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 5 3550H 4.7
Ryzen 5 7645HX 12.6
+168%

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 5 3550H 2929
Ryzen 5 7645HX 13352
+356%

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 5 3550H 44
Ryzen 5 7645HX 136
+207%

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 5 3550H 147
Ryzen 5 7645HX 328
+124%

Geekbench 5.5 Multi-Core

Ryzen 5 3550H 3281
Ryzen 5 7645HX 10145
+209%

Blender(-)

Ryzen 5 3550H 659
+194%
Ryzen 5 7645HX 224

Geekbench 5.5 Single-Core

Ryzen 5 3550H 899
Ryzen 5 7645HX 1971
+119%

7-Zip Single

Ryzen 5 3550H 3548
Ryzen 5 7645HX 7124
+101%

7-Zip

Ryzen 5 3550H 17978
Ryzen 5 7645HX 60373
+236%

WebXPRT 3

Ryzen 5 3550H 162
Ryzen 5 7645HX 331
+104%

CrossMark Overall

Ryzen 5 3550H 832
Ryzen 5 7645HX 1939
+133%

WebXPRT 4 Overall

Ryzen 5 3550H 124
Ryzen 5 7645HX 273
+120%

Blender v3.3 Classroom CPU(-)

Ryzen 5 3550H 1297
+260%
Ryzen 5 7645HX 360

Gaming performance

Pros & cons summary


Performance score 4.89 16.91
Integrated graphics card 4.51 2.85
Recency 6 January 2019 4 January 2023
Physical cores 4 6
Threads 8 12
Chip lithography 12 nm 5 nm
Power consumption (TDP) 35 Watt 45 Watt

Ryzen 5 3550H has 58.2% faster integrated GPU, and 28.6% lower power consumption.

Ryzen 5 7645HX, on the other hand, has a 245.8% higher aggregate performance score, an age advantage of 3 years, 50% more physical cores and 50% more threads, and a 140% more advanced lithography process.

The Ryzen 5 7645HX is our recommended choice as it beats the Ryzen 5 3550H in performance tests.


Should you still have questions on choice between Ryzen 5 3550H and Ryzen 5 7645HX, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD Ryzen 5 3550H
Ryzen 5 3550H
AMD Ryzen 5 7645HX
Ryzen 5 7645HX

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.1 2859 votes

Rate Ryzen 5 3550H on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.5 51 vote

Rate Ryzen 5 7645HX on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Ryzen 5 3550H or Ryzen 5 7645HX, agree or disagree with our judgements, or report an error or mismatch.