UHD Graphics 16EU vs Iris Plus Graphics G4 (Ice Lake 48 EU)

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Primary details

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

Place in the ranking693not rated
Place by popularitynot in top-100not in top-100
Power efficiency11.12no data
ArchitectureGen. 11 Ice Lake (2019−2022)Generation 12.1 (2020−2021)
GPU code nameIce Lake G4 Gen. 11Rocket Lake GT1
Market segmentLaptopDesktop
Release date28 May 2019 (5 years ago)2021 (3 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 cores48128
Core clock speed300 MHz300 MHz
Boost clock speed1100 MHz900 MHz
Manufacturing process technology10 nm14 nm+++
Power consumption (TDP)12-25 Watt15 Watt
Texture fill rateno data7.200
Floating-point processing powerno data0.2304 TFLOPS
ROPsno data8
TMUsno data8

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
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 typeDDR4System Shared
Maximum RAM amountno dataSystem Shared
Memory bus widthno dataSystem Shared
Memory clock speedno dataSystem Shared
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 Connectorsno dataMotherboard 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


Chip lithography 10 nm 14 nm
Power consumption (TDP) 12 Watt 15 Watt

Iris Plus Graphics G4 (Ice Lake 48 EU) has a 40% more advanced lithography process, and 25% lower power consumption.

We couldn't decide between Iris Plus Graphics G4 (Ice Lake 48 EU) and UHD Graphics 16EU. We've got no test results to judge.

Be aware that Iris Plus Graphics G4 (Ice Lake 48 EU) is a notebook card while UHD Graphics 16EU 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 Plus Graphics G4 (Ice Lake 48 EU)
Iris Plus Graphics G4 (Ice Lake 48 EU)
Intel UHD Graphics 16EU
UHD Graphics 16EU

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.


3.3 57 votes

Rate Iris Plus Graphics G4 (Ice Lake 48 EU) on a scale of 1 to 5:

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2.9 14 votes

Rate UHD Graphics 16EU on a scale of 1 to 5:

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Questions & comments

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