Radeon Instinct MI300X vs R6E Mobile Graphics

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
ArchitectureGCN 3.0 (2014−2019)CDNA 3.0 (2023−2024)
GPU code nameWaniAqua Vanjaram
Market segmentLaptopWorkstation
Release date2016 (8 years ago)6 December 2023 (less than a 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 cores38419456
Core clock speedno data1000 MHz
Boost clock speed758 MHz2100 MHz
Number of transistors1,200 million153,000 million
Manufacturing process technology28 nm5 nm
Power consumption (TDP)15 Watt750 Watt
Texture fill rate18.192,554
Floating-point processing powerno data81.72 TFLOPS
ROPs8no data
TMUs241216
Tensor Coresno data1216

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).

InterfaceIGPPCIe 5.0 x16
Widthno dataOAM Module
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 typeSystem SharedHBM3
Maximum RAM amountSystem Shared192 GB
Memory bus widthSystem Shared8192 Bit
Memory clock speedSystem Shared2525 MHz
Memory bandwidthno data5,171 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 ConnectorsPortable Device DependentNo outputs

API compatibility

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

DirectX12 (12_0)N/A
Shader Model6.5N/A
OpenGL4.6N/A
OpenCL2.13.0
Vulkan1.2.170N/A

Pros & cons summary


Chip lithography 28 nm 5 nm
Power consumption (TDP) 15 Watt 750 Watt

R6E Mobile Graphics has 4900% lower power consumption.

Instinct MI300X, on the other hand, has a 460% more advanced lithography process.

We couldn't decide between Radeon R6E Mobile Graphics and Radeon Instinct MI300X. We've got no test results to judge.

Be aware that Radeon R6E Mobile Graphics is a notebook card while Radeon Instinct MI300X 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 R6E Mobile Graphics
Radeon R6E Mobile Graphics
AMD Radeon Instinct MI300X
Radeon Instinct MI300X

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.


No user ratings yet.

Rate Radeon R6E Mobile Graphics on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.4 57 votes

Rate Radeon Instinct MI300X 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.