RTX A3000 Mobile 12 GB vs ATI Radeon HD 3550

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureTeraScale (2005−2013)Ampere (2020−2024)
GPU code nameRV620GA104
Market segmentDesktopMobile workstation
Release date4 August 2008 (16 years ago)12 April 2021 (3 years 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 cores404096
Core clock speed594 MHz495 MHz
Boost clock speedno data1170 MHz
Number of transistors181 million17,400 million
Manufacturing process technology55 nm8 nm
Power consumption (TDP)30 Watt70 Watt
Texture fill rate2.376149.8
Floating-point processing power0.04752 TFLOPS9.585 TFLOPS
ROPs464
TMUs4128
Tensor Coresno data128
Ray Tracing Coresno data32

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).

InterfacePCIe 2.0 x16PCIe 4.0 x16
Width1-slotno data
Supplementary power connectorsNoneno data

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 typeDDR2GDDR6
Maximum RAM amount512 MB12 GB
Memory bus width64 Bit192 Bit
Memory clock speed396 MHz1750 MHz
Memory bandwidth6.336 GB/s336.0 GB/s

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 Connectors2x DisplayPortPortable Device Dependent

API compatibility

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

DirectX10.1 (10_1)12 Ultimate (12_2)
Shader Model4.16.7
OpenGL3.34.6
OpenCLN/A3.0
VulkanN/A1.3
CUDA-8.6

Pros & cons summary


Recency 4 August 2008 12 April 2021
Maximum RAM amount 512 MB 12 GB
Chip lithography 55 nm 8 nm
Power consumption (TDP) 30 Watt 70 Watt

ATI HD 3550 has 133.3% lower power consumption.

RTX A3000 Mobile 12 GB, on the other hand, has an age advantage of 12 years, a 2300% higher maximum VRAM amount, and a 587.5% more advanced lithography process.

We couldn't decide between Radeon HD 3550 and RTX A3000 Mobile 12 GB. We've got no test results to judge.

Be aware that Radeon HD 3550 is a desktop card while RTX A3000 Mobile 12 GB is a mobile workstation one.


Should you still have questions concerning choice between the reviewed GPUs, 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 graphics card.


ATI Radeon HD 3550
Radeon HD 3550
NVIDIA RTX A3000 Mobile 12 GB
RTX A3000 Mobile 12 GB

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.


2.6 5 votes

Rate Radeon HD 3550 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3 21 vote

Rate RTX A3000 Mobile 12 GB on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.