A10 PCIe vs Radeon RX 6900

Primary details

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

Place in the ranking21not rated
Place by popularitynot in top-100not in top-100
Power efficiency18.86no data
ArchitectureRDNA 2.0 (2020−2024)Ampere (2020−2024)
GPU code nameNavi 21GA102
Market segmentDesktopWorkstation
Release date28 October 2020 (4 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 cores46089216
Core clock speedno data885 MHz
Boost clock speed2105 MHz1695 MHz
Number of transistors23,000 million28,300 million
Manufacturing process technology7 nm8 nm
Power consumption (TDP)255 Watt150 Watt
Texture fill rate606.2488.2
Floating-point processing power19.4 TFLOPS31.24 TFLOPS
ROPs6496
TMUs288288
Tensor Coresno data288
Ray Tracing Coresno data72

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 4.0 x16PCIe 4.0 x16
Lengthno data267 mm
Width2-slot1-slot
Supplementary power connectors2x 8-pin8-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 typeGDDR6GDDR6
Maximum RAM amount16 GB24 GB
Memory bus width256 Bit384 Bit
Memory clock speed16 GB/s1563 MHz
Memory bandwidth512.0 GB/s600.2 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 Connectors1x HDMI, 2x DisplayPort, 1x USB Type-CNo outputs
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.56.6
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.21.2
CUDA-8.6

Pros & cons summary


Recency 28 October 2020 12 April 2021
Maximum RAM amount 16 GB 24 GB
Chip lithography 7 nm 8 nm
Power consumption (TDP) 255 Watt 150 Watt

RX 6900 has a 14.3% more advanced lithography process.

A10 PCIe, on the other hand, has an age advantage of 5 months, a 50% higher maximum VRAM amount, and 70% lower power consumption.

We couldn't decide between Radeon RX 6900 and A10 PCIe. We've got no test results to judge.

Be aware that Radeon RX 6900 is a desktop card while A10 PCIe is a 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.


AMD Radeon RX 6900
Radeon RX 6900
NVIDIA A10 PCIe
A10 PCIe

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.


3.9 66 votes

Rate Radeon RX 6900 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.8 15 votes

Rate A10 PCIe 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.