Iris Xe Graphics G4 48EU Mobile vs UHD Graphics G1 (Ice Lake 32 EU)

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Primary details

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

Place in the ranking748not rated
Place by popularitynot in top-100not in top-100
Power efficiency8.67no data
ArchitectureGen. 11 Ice Lake (2019−2022)Generation 12.1 (2020−2021)
GPU code nameIce Lake G1 Gen. 11Tiger Lake GT2
Market segmentLaptopDesktop
Release date28 May 2019 (5 years ago)2 September 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 cores32384
Core clock speed300 MHz300 MHz
Boost clock speed1100 MHz1100 MHz
Manufacturing process technology10 nm10 nm
Power consumption (TDP)12-25 Watt15 Watt
Texture fill rateno data26.40
Floating-point processing powerno data0.8448 TFLOPS
ROPsno data12
TMUsno data24

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).

Interfaceno dataRing Bus

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 typeDDR4System Shared
Maximum RAM amountno dataSystem Shared
Memory bus widthno dataSystem Shared
Memory clock speedno dataSystem 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 Connectorsno dataPortable Device Dependent

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_112 (12_1)
Shader Modelno data6.6
OpenGLno data4.6
OpenCLno data3.0
Vulkan-1.3

Pros & cons summary


Recency 28 May 2019 2 September 2020
Power consumption (TDP) 12 Watt 15 Watt

UHD Graphics G1 (Ice Lake 32 EU) has 25% lower power consumption.

Iris Xe Graphics G4 48EU Mobile, on the other hand, has an age advantage of 1 year.

We couldn't decide between UHD Graphics G1 (Ice Lake 32 EU) and Iris Xe Graphics G4 48EU Mobile. We've got no test results to judge.

Be aware that UHD Graphics G1 (Ice Lake 32 EU) is a notebook card while Iris Xe Graphics G4 48EU Mobile 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 UHD Graphics G1 (Ice Lake 32 EU)
UHD Graphics G1 (Ice Lake 32 EU)
Intel Iris Xe Graphics G4 48EU Mobile
Iris Xe Graphics G4 48EU Mobile

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.


3.7 364 votes

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3.5 58 votes

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Questions & comments

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