Apple M3 Pro 18-Core GPU vs Iris Plus Graphics

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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 efficiency22.38no data
ArchitectureGeneration 11.0 (2019−2021)no data
GPU code nameIce Lake GT2no data
Market segmentDesktopLaptop
Release dateno data (2024 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 cores51218
Boost clock speed1000 MHzno data
Manufacturing process technology10 nm5 nm
Power consumption (TDP)15 Wattno data
Texture fill rate32.00no data
Floating-point processing power1.024 TFLOPSno data
ROPs8no data
TMUs32no 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 3.0 x1no data
WidthIGPno 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 typeSystem SharedLPDDR5-6400
Maximum RAM amountSystem Sharedno data
Memory bus widthSystem Sharedno data
Memory clock speedSystem Sharedno data
Shared memoryno data-

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 outputsno data

API compatibility

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

DirectX12 (12_1)no data
OpenGL4.6no data

Pros & cons summary


Chip lithography 10 nm 5 nm

Apple M3 Pro 18-Core GPU has a 100% more advanced lithography process.

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

Be aware that Iris Plus Graphics is a desktop card while Apple M3 Pro 18-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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Intel Iris Plus Graphics
Iris Plus Graphics
Apple M3 Pro 18-Core GPU
M3 Pro 18-Core GPU

Comparisons with similar GPUs

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Community ratings

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3 354 votes

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3.1 167 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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