Ryzen Z2 Go vs Ryzen 9 9955HX

VS

Aggregate performance score

Ryzen 9 9955HX
2025
16 cores / 32 threads, 55 Watt
35.86
+369%
Ryzen Z2 Go
2025
4 cores / 8 threads, 28 Watt
7.65

Ryzen 9 9955HX outperforms Ryzen Z2 Go by a whopping 369% based on our aggregate benchmark results.

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1161069
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Dragon Range (Zen 4, Ryzen 7045)AMD Rembrandt (Zen 3+)
Power efficiency62.5726.22
DesignerAMDAMD
Architecture codenameFire Range-HX (Zen 5) (2025)Rembrandt R (2025)
Release date6 January 2025 (less than a year ago)6 January 2025 (less than a year ago)

Detailed specifications

Ryzen 9 9955HX and Ryzen Z2 Go 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 cores16 (Hexadeca-Core)4 (Quad-Core)
Threads328
Base clock speedno data3 GHz
Boost clock speed5.4 GHz4.3 GHz
L1 cache1.3 MB256 KB
L2 cache16 MB2 MB
L3 cache64 MB8 MB
Chip lithographyno data6 nm
64 bit support++

Compatibility

Information on Ryzen 9 9955HX and Ryzen Z2 Go 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.

Power consumption (TDP)55 Watt28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 9955HX and Ryzen Z2 Go. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataXFR, FMA3, SSE 4.2, AVX2, SMT

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon 610M ( - 2200 MHz)AMD Radeon 680M

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.

Ryzen 9 9955HX 35.86
+369%
Ryzen Z2 Go 7.65

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. Other than that, Passmark measures multi-core performance.

Ryzen 9 9955HX 57522
+369%
Ryzen Z2 Go 12270

Geekbench 5.5 Multi-Core

Ryzen 9 9955HX 22114
+462%
Ryzen Z2 Go 3932

7-Zip Single

Ryzen 9 9955HX 7230
+96.7%
Ryzen Z2 Go 3675

7-Zip

Ryzen 9 9955HX 143206
+507%
Ryzen Z2 Go 23583

CrossMark Overall

Ryzen 9 9955HX 2218
+156%
Ryzen Z2 Go 865

WebXPRT 4 Overall

Ryzen 9 9955HX 299
+60.3%
Ryzen Z2 Go 186

Blender v3.3 Classroom CPU(-)

Ryzen 9 9955HX 124
Ryzen Z2 Go 980
+690%

Geekbench 6.4 Multi-Core

Ryzen 9 9955HX 19575
+294%
Ryzen Z2 Go 4966

Geekbench 6.4 Single-Core

Ryzen 9 9955HX 3225
+130%
Ryzen Z2 Go 1400

Gaming performance

Pros & cons summary


Performance score 35.86 7.65
Integrated graphics card 2.77 8.35
Physical cores 16 4
Threads 32 8
Power consumption (TDP) 55 Watt 28 Watt

Ryzen 9 9955HX has a 368.8% higher aggregate performance score, and 300% more physical cores and 300% more threads.

Ryzen Z2 Go, on the other hand, has 201.4% faster integrated GPU, and 96.4% lower power consumption.

The AMD Ryzen 9 9955HX is our recommended choice as it beats the AMD Ryzen Z2 Go in performance tests.

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 9 9955HX
Ryzen 9 9955HX
AMD Ryzen Z2 Go
Ryzen Z2 Go

Other comparisons

We've compiled a selection of CPU comparisons, ranging from closely matched processors to other comparisons that may be of interest.

Community ratings

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


3.7 6 votes

Rate Ryzen 9 9955HX on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

No user ratings yet.

Rate Ryzen Z2 Go on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Comments

Here you can give us your opinion about processors Ryzen 9 9955HX and Ryzen Z2 Go, agree or disagree with our ratings, or report bugs or inaccuracies on the site.