Radeon R2 Graphics vs Iris Pro Graphics 580

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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 efficiency22.18no data
ArchitectureGeneration 9.0 (2015−2016)GCN 2.0 (2013−2017)
GPU code nameSkylake GT4eBeema
Market segmentLaptopDesktop
Release date1 September 2015 (9 years ago)27 February 2015 (9 years 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 cores576128
Core clock speed350 MHz351 MHz
Boost clock speed950 MHzno data
Number of transistors189 million930 million
Manufacturing process technology14 nm+28 nm
Power consumption (TDP)15 Watt15 Watt
Texture fill rate68.402.808
Floating-point processing power1.094 TFLOPS0.08986 TFLOPS
ROPs94
TMUs728

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).

InterfaceRing BusIGP
Widthno dataIGP

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/DDR4System Shared
Maximum RAM amount64 GBSystem Shared
Memory bus widthSystem SharedSystem Shared
Memory clock speedSystem SharedSystem Shared
Shared memory+no 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 ConnectorsPortable Device DependentNo outputs

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)12 (12_0)
Shader Model6.46.3
OpenGL4.64.6
OpenCL3.02.0
Vulkan1.31.2.131

Pros & cons summary


Recency 1 September 2015 27 February 2015
Chip lithography 14 nm 28 nm

Iris Pro Graphics 580 has an age advantage of 6 months, and a 100% more advanced lithography process.

We couldn't decide between Iris Pro Graphics 580 and Radeon R2 Graphics. We've got no test results to judge.

Be aware that Iris Pro Graphics 580 is a notebook card while Radeon R2 Graphics is a desktop 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 Pro Graphics 580
Iris Pro Graphics 580
AMD Radeon R2 Graphics
Radeon R2 Graphics

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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


3.4 17 votes

Rate Iris Pro Graphics 580 on a scale of 1 to 5:

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2.4 455 votes

Rate Radeon R2 Graphics on a scale of 1 to 5:

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Questions & comments

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