Tiger Lake-U Xe Graphics G4 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 ranking661not rated
Place by popularitynot in top-100not in top-100
Power efficiency20.63no data
ArchitectureGeneration 9.5 (2016−2020)Gen. 11 Ice Lake (2019−2022)
GPU code nameCoffee Lake GT3eTiger Lake Xe
Market segmentLaptopLaptop
Release date3 April 2018 (6 years ago)15 August 2020 (4 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 cores38480
Core clock speed300 MHzno data
Boost clock speed1050 MHzno data
Number of transistors189 millionno data
Manufacturing process technology14 nm+++10 nm
Power consumption (TDP)15 Wattno data
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).

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 typeSystem SharedDDR4
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++

API compatibility

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

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

Pros & cons summary


Recency 3 April 2018 15 August 2020
Chip lithography 14 nm 10 nm

Tiger Lake-U Xe Graphics G4 has an age advantage of 2 years, and a 40% more advanced lithography process.

We couldn't decide between Iris Plus Graphics 655 and Tiger Lake-U Xe Graphics G4. 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 Plus Graphics 655
Iris Plus Graphics 655
Intel Tiger Lake-U Xe Graphics G4
Tiger Lake-U Xe Graphics G4

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

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3.6 339 votes

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3.2 6 votes

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Questions & comments

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