Apple M1 Max 24-Core GPU and Radeon R9 390X2 - video card comparison

Apple M1 Max 24-Core GPU

Radeon R9 390X2

Architecture

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GCN (2011−2017)

Market segment

Laptop

Desktop

Release date

November 2020

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Boost clock speed

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1000 MHz

Core clock speed

1296 MHz

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Manufacturing process technology

5 nm

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Pipelines / CUDA cores

24

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Power consumption (TDP)

10 Watt

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Memory type

LPDDR5-6400

512

Memory bus width

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5400 Bit

Shared memory

-

-

DirectX

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GDDR5