Apple M3 Max 40-Core GPU vs Radeon Instinct MI300

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
ArchitectureCDNA 3.0 (2023−2024)no data
GPU code nameAqua Vanjaramno data
Market segmentWorkstationLaptop
Release date4 January 2023 (1 year ago)31 October 2023 (1 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 cores1408040
Core clock speed1000 MHzno data
Boost clock speed1700 MHzno data
Number of transistors153,000 millionno data
Manufacturing process technology5 nm5 nm
Power consumption (TDP)600 Watt53 Watt
Texture fill rate1,496no data
Floating-point processing power47.87 TFLOPSno data
TMUs880no data
Tensor Cores880no data

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).

Laptop sizeno datamedium sized
InterfacePCIe 5.0 x16no data
Length267 mmno data
Width2-slotno data
Supplementary power connectors2x 8-pinno 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 typeHBM3LPDDR5-6400
Maximum RAM amount128 GBno data
Memory bus width8192 Bitno data
Memory clock speed1600 MHzno data
Memory bandwidth3,277 GB/sno data
Shared memory--

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 outputsno data

API compatibility

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

DirectXN/Ano data
Shader ModelN/Ano data
OpenGLN/Ano data
OpenCL3.0no data
VulkanN/A-

Pros & cons summary


Recency 4 January 2023 31 October 2023
Power consumption (TDP) 600 Watt 53 Watt

Apple M3 Max 40-Core GPU has an age advantage of 9 months, and 1032.1% lower power consumption.

We couldn't decide between Radeon Instinct MI300 and Apple M3 Max 40-Core GPU. We've got no test results to judge.

Be aware that Radeon Instinct MI300 is a workstation card while Apple M3 Max 40-Core GPU is a notebook 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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AMD Radeon Instinct MI300
Radeon Instinct MI300
Apple M3 Max 40-Core GPU
M3 Max 40-Core GPU

Comparisons with similar GPUs

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Community ratings

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4.6 25 votes

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3.4 246 votes

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Questions & comments

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