ATI Mobility Radeon X2300 vs Iris Plus Graphics 655

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Primary details

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

Place in the ranking657not rated
Place by popularitynot in top-100not in top-100
Power efficiency20.72no data
ArchitectureGeneration 9.5 (2016−2020)R500 (2005−2007)
GPU code nameCoffee Lake GT3eM64
Market segmentDesktopLaptop
Release date3 April 2018 (6 years ago)1 March 2007 (17 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 cores3846
Core clock speed300 MHz479 MHz
Boost clock speed1050 MHz480 MHz
Number of transistors189 million107 million
Manufacturing process technology14 nm+++80 nm
Power consumption (TDP)15 Wattno data
Texture fill rate50.401.916
Floating-point processing power0.8064 TFLOPSno data
ROPs64
TMUs484

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 BusPCIe 1.0 x16
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 SharedDDR2
Maximum RAM amountSystem Shared64 MB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared392 MHz
Memory bandwidthno data6.272 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 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)9.0c (9_3)
Shader Model6.43.0
OpenGL4.62.0
OpenCL3.0N/A
Vulkan1.3N/A

Pros & cons summary


Recency 3 April 2018 1 March 2007
Chip lithography 14 nm 80 nm

Iris Plus Graphics 655 has an age advantage of 11 years, and a 471.4% more advanced lithography process.

We couldn't decide between Iris Plus Graphics 655 and Mobility Radeon X2300. We've got no test results to judge.

Be aware that Iris Plus Graphics 655 is a desktop card while Mobility Radeon X2300 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 655
Iris Plus Graphics 655
ATI Mobility Radeon X2300
Mobility Radeon X2300

Comparisons with similar GPUs

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Community ratings

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3.6 330 votes

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3.6 56 votes

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Questions & comments

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