RTX A40 vs Mobility Radeon 9550

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Primary details

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

Place in performance rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureRage 9 (2003−2008)Ampere (2020−2022)
GPU code nameM12GA102
Market segmentLaptopDesktop
Release date1 June 2004 (20 years ago)5 October 2020 (3 years ago)
Current price$218 $900

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores610752
Core clock speed2 MHzno data
Boost clock speed210 MHz1755 MHz
Number of transistors76 million28,300 million
Manufacturing process technology130 nm8 nm
Power consumption (TDP)no data300 Watt
Texture fill rate1.000589.7

Form factor & compatibility

Information on Mobility Radeon 9550 and RTX A40 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop sizemedium sizedno data
InterfaceAGP 4xPCIe 4.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data8-pin EPS

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 typeDDRGDDR6
Maximum RAM amount128 MB48 GB
Memory bus width64 Bit384 Bit
Memory clock speed486 MHz14.5 GB/s
Memory bandwidth3.888 GB/s695.8 GB/s
Shared memory-no 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 outputs3x DisplayPort

API compatibility

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

DirectX9.012 Ultimate (12_2)
Shader Modelno data6.5
OpenGL2.04.6
OpenCLN/A2.0
VulkanN/A1.2
CUDAno data8.6

Pros & cons summary


Recency 1 June 2004 5 October 2020
Maximum RAM amount 128 MB 48 GB
Chip lithography 130 nm 8 nm

We couldn't decide between Mobility Radeon 9550 and RTX A40. We've got no test results to judge.

Be aware that Mobility Radeon 9550 is a notebook card while RTX A40 is a desktop 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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ATI Mobility Radeon 9550
Mobility Radeon 9550
NVIDIA RTX A40
RTX A40

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.


5 1 vote

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1.4 392 votes

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Questions & comments

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