Radeon RX 6550M vs GM20B

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot rated222
Place by popularitynot in top-100not in top-100
Power efficiencyno data6.93
ArchitectureMaxwell 2.0 (2014−2019)RDNA 2.0 (2020−2024)
GPU code nameGM20BNavi 24
Market segmentDesktopLaptop
Release dateno data4 January 2023 (1 year ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores2561024
Core clock speedno data2000 MHz
Boost clock speedno data2840 MHz
Number of transistors2,000 million5,400 million
Manufacturing process technology20 nm6 nm
Power consumption (TDP)no data80 Watt
Texture fill rateno data181.8
Floating-point processing powerno data5.816 TFLOPS
ROPs1632
TMUs1664
Ray Tracing Coresno data16

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizeno datamedium sized
Interfaceno dataPCIe 4.0 x4
Supplementary power connectorsno dataNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeno dataGDDR6
Maximum RAM amountno data4 GB
Memory bus widthno data64 Bit
Memory clock speedno data2250 MHz
Memory bandwidthno data144.0 GB/s
Shared memoryno data-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectorsno dataPortable Device Dependent

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

PureVideo HDVP9no data

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.06.7
OpenGL4.64.6
OpenCL1.22.2
Vulkan1.11.3
CUDA5.3-

Pros & cons summary


Chip lithography 20 nm 6 nm

RX 6550M has a 233.3% more advanced lithography process.

We couldn't decide between GM20B and Radeon RX 6550M. We've got no test results to judge.

Be aware that GM20B is a desktop card while Radeon RX 6550M is a notebook one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GM20B
GM20B
AMD Radeon RX 6550M
Radeon RX 6550M

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.2 20 votes

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4.2 144 votes

Rate Radeon RX 6550M on a scale of 1 to 5:

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Questions & comments

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