Apple M2 Pro 19-Core GPU vs Iris Plus Graphics 645

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Primary details

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

Place in the ranking658not rated
Place by popularitynot in top-100not in top-100
Power efficiency21.14no data
ArchitectureGeneration 9.5 (2016−2020)no data
GPU code nameCoffee Lake GT3eno data
Market segmentDesktopLaptop
Release date7 October 2019 (5 years ago)17 January 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 cores38419
Core clock speed300 MHz444 MHz
Boost clock speed1050 MHz1398 MHz
Manufacturing process technology14 nm+++5 nm
Power consumption (TDP)15 Watt20 Watt
Texture fill rate50.40no data
Floating-point processing power0.8064 TFLOPSno data
ROPs6no data
TMUs48no 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
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 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 7 October 2019 17 January 2023
Chip lithography 14 nm 5 nm
Power consumption (TDP) 15 Watt 20 Watt

Iris Plus Graphics 645 has 33.3% lower power consumption.

Apple M2 Pro 19-Core GPU, on the other hand, has an age advantage of 3 years, and a 180% more advanced lithography process.

We couldn't decide between Iris Plus Graphics 645 and Apple M2 Pro 19-Core GPU. We've got no test results to judge.

Be aware that Iris Plus Graphics 645 is a desktop card while Apple M2 Pro 19-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 645
Iris Plus Graphics 645
Apple M2 Pro 19-Core GPU
M2 Pro 19-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.


2.9 116 votes

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3.2 130 votes

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Questions & comments

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