Radeon Instinct MI300X vs Apple M2 Max 38-Core GPU

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
Architectureno dataCDNA 3.0 (2023−2024)
GPU code nameno dataAqua Vanjaram
Market segmentLaptopWorkstation
Release date17 January 2023 (1 year 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 cores3819456
Core clock speedno data1000 MHz
Boost clock speedno data2100 MHz
Number of transistorsno data153,000 million
Manufacturing process technology5 nm5 nm
Power consumption (TDP)53 Watt750 Watt
Texture fill rateno data2,554
Floating-point processing powerno data81.72 TFLOPS
TMUsno data1216
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).

Laptop sizemedium sizedno data
Interfaceno dataPCIe 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 typeLPDDR5-6400HBM3
Maximum RAM amountno data192 GB
Memory bus widthno data8192 Bit
Memory clock speedno data2525 MHz
Memory bandwidthno data5,171 GB/s
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 dataNo outputs

API compatibility

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

DirectXno dataN/A
Shader Modelno dataN/A
OpenGLno dataN/A
OpenCLno data3.0
Vulkan-N/A

Pros & cons summary


Recency 17 January 2023 6 December 2023
Power consumption (TDP) 53 Watt 750 Watt

Apple M2 Max 38-Core GPU has 1315.1% lower power consumption.

Instinct MI300X, on the other hand, has an age advantage of 10 months.

We couldn't decide between Apple M2 Max 38-Core GPU and Radeon Instinct MI300X. We've got no test results to judge.

Be aware that Apple M2 Max 38-Core GPU 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.

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Apple M2 Max 38-Core GPU
M2 Max 38-Core GPU
AMD Radeon Instinct MI300X
Radeon Instinct MI300X

Comparisons with similar GPUs

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Community ratings

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3.3 198 votes

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3.4 57 votes

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Questions & comments

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