Apple M3 Max 40-Core GPU vs Radeon Pro W6900X

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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
ArchitectureRDNA 2.0 (2020−2024)no data
GPU code nameNavi 21no data
Market segmentWorkstationLaptop
Release date3 August 2021 (3 years ago)31 October 2023 (1 year ago)
Launch price (MSRP)$4,999 no data

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 cores512040
Core clock speed1825 MHzno data
Boost clock speed2150 MHzno data
Number of transistors26,800 millionno data
Manufacturing process technology7 nm5 nm
Power consumption (TDP)300 Watt53 Watt
Texture fill rate688.0no data
Floating-point processing power22.02 TFLOPSno data
ROPs128no data
TMUs320no data
Ray Tracing Cores80no 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 4.0 x16no data
Length267 mmno data
WidthQuad-slotno data
Supplementary power connectorsNoneno 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 typeGDDR6LPDDR5-6400
Maximum RAM amount32 GBno data
Memory bus width256 Bitno data
Memory clock speed2000 MHzno data
Memory bandwidth512.0 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 Connectors1x HDMI, 4x Thunderboltno data
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)no data
Shader Model6.5no data
OpenGL4.6no data
OpenCL2.1no data
Vulkan1.2-

Pros & cons summary


Recency 3 August 2021 31 October 2023
Chip lithography 7 nm 5 nm
Power consumption (TDP) 300 Watt 53 Watt

Apple M3 Max 40-Core GPU has an age advantage of 2 years, a 40% more advanced lithography process, and 466% lower power consumption.

We couldn't decide between Radeon Pro W6900X and Apple M3 Max 40-Core GPU. We've got no test results to judge.

Be aware that Radeon Pro W6900X 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 Pro W6900X
Radeon Pro W6900X
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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3.1 67 votes

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3.4 238 votes

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