Apple M3 Pro 18-Core GPU vs Iris Pro Graphics 580

Primary details

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

Place in the ranking641not rated
Place by popularitynot in top-100not in top-100
Power efficiency22.18no data
ArchitectureGeneration 9.0 (2015−2016)no data
GPU code nameSkylake GT4eno data
Market segmentLaptopLaptop
Release date1 September 2015 (9 years 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 cores57618
Core clock speed350 MHzno data
Boost clock speed950 MHzno data
Number of transistors189 millionno data
Manufacturing process technology14 nm+5 nm
Power consumption (TDP)15 Wattno data
Texture fill rate68.40no data
Floating-point processing power1.094 TFLOPSno data
ROPs9no data
TMUs72no 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
InterfaceRing Busno 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 typeDDR3L/LPDDR3/DDR4LPDDR5-6400
Maximum RAM amount64 GBno data
Memory bus widthSystem Sharedno data
Memory clock speedSystem Sharedno 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 ConnectorsPortable Device Dependentno data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Quick Sync+no data

API compatibility

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

DirectX12 (12_1)no data
Shader Model6.4no data
OpenGL4.6no data
OpenCL3.0no data
Vulkan1.3-

Pros & cons summary


Recency 1 September 2015 31 October 2023
Chip lithography 14 nm 5 nm

Apple M3 Pro 18-Core GPU has an age advantage of 8 years, and a 180% more advanced lithography process.

We couldn't decide between Iris Pro Graphics 580 and Apple M3 Pro 18-Core GPU. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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Intel Iris Pro Graphics 580
Iris Pro Graphics 580
Apple M3 Pro 18-Core GPU
M3 Pro 18-Core GPU

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.4 17 votes

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3.1 169 votes

Rate Apple M3 Pro 18-Core GPU on a scale of 1 to 5:

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Questions & comments

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