RTX A400 vs Apple M3 Max 40-Core GPU

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the rankingnot rated420
Place by popularitynot in top-100not in top-100
Power efficiencyno data15.47
Architectureno dataAmpere (2020−2024)
GPU code nameno dataGA107
Market segmentLaptopWorkstation
Release date31 October 2023 (1 year ago)16 April 2024 (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 cores40768
Core clock speedno data727 MHz
Boost clock speedno data1762 MHz
Number of transistorsno data8,700 million
Manufacturing process technology5 nm8 nm
Power consumption (TDP)53 Watt50 Watt
Texture fill rateno data42.29
Floating-point processing powerno data2.706 TFLOPS
ROPsno data16
TMUsno data24
Tensor Coresno data24
Ray Tracing Coresno data6

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 4.0 x8
Lengthno data163 mm
Widthno data1-slot
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 typeLPDDR5-6400GDDR6
Maximum RAM amountno data4 GB
Memory bus widthno data64 Bit
Memory clock speedno data1500 MHz
Memory bandwidthno data96 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 data4x mini-DisplayPort 1.4a

API compatibility

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

DirectXno data12 Ultimate (12_2)
Shader Modelno data6.7
OpenGLno data4.6
OpenCLno data3.0
Vulkan-1.3
CUDA-8.6

Pros & cons summary


Recency 31 October 2023 16 April 2024
Chip lithography 5 nm 8 nm
Power consumption (TDP) 53 Watt 50 Watt

Apple M3 Max 40-Core GPU has a 60% more advanced lithography process.

RTX A400, on the other hand, has an age advantage of 5 months, and 6% lower power consumption.

We couldn't decide between Apple M3 Max 40-Core GPU and RTX A400. We've got no test results to judge.

Be aware that Apple M3 Max 40-Core GPU is a notebook card while RTX A400 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 M3 Max 40-Core GPU
M3 Max 40-Core GPU
NVIDIA RTX A400
RTX A400

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Community ratings

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3.4 253 votes

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2.9 15 votes

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Questions & comments

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