Radeon RX 6900 vs R5 M230 Rebrand

Primary details

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

Place in the rankingnot rated21
Place by popularitynot in top-100not in top-100
Power efficiencyno data18.91
ArchitectureGCN 1.0 (2011−2020)RDNA 2.0 (2020−2024)
GPU code nameSunNavi 21
Market segmentLaptopDesktop
Release date1 March 2013 (11 years ago)28 October 2020 (4 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 cores3204608
Core clock speed750 MHzno data
Boost clock speed825 MHz2105 MHz
Number of transistors690 million23,000 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)no data255 Watt
Texture fill rate16.50606.2
Floating-point processing power0.528 TFLOPS19.4 TFLOPS
ROPs864
TMUs20288

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 3.0 x8PCIe 4.0 x16
Widthno data2-slot
Supplementary power connectorsno data2x 8-pin

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 typeDDR3GDDR6
Maximum RAM amount2 GB16 GB
Memory bus width64 Bit256 Bit
Memory clock speed900 MHz16 GB/s
Memory bandwidth14.4 GB/s512.0 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 ConnectorsNo outputs1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI-+

API compatibility

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

DirectX12 (11_1)12 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.64.6
OpenCL1.22.0
Vulkan1.2.1311.2

Pros & cons summary


Recency 1 March 2013 28 October 2020
Maximum RAM amount 2 GB 16 GB
Chip lithography 28 nm 7 nm

RX 6900 has an age advantage of 7 years, a 700% higher maximum VRAM amount, and a 300% more advanced lithography process.

We couldn't decide between Radeon R5 M230 Rebrand and Radeon RX 6900. We've got no test results to judge.

Be aware that Radeon R5 M230 Rebrand is a notebook card while Radeon RX 6900 is a desktop 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 R5 M230 Rebrand
Radeon R5 M230 Rebrand
AMD Radeon RX 6900
Radeon RX 6900

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.


4.3 6 votes

Rate Radeon R5 M230 Rebrand on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 66 votes

Rate Radeon RX 6900 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.