Iris Xe Graphics 64EUs (Alder Lake) vs Matrox Millennium G400

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureG400 (1999−2002)Gen. 11 Ice Lake (2019−2022)
GPU code nameToucanAlder Lake Xe
Market segmentDesktopLaptop
Release date20 May 1999 (25 years ago)4 January 2022 (2 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 coresno data64
Core clock speed125 MHzno data
Boost clock speedno data1400 MHz
Number of transistors10 millionno data
Manufacturing process technology250 nm10 nm
Texture fill rate0.25no data
ROPs2no data
TMUs2no 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).

InterfacePCIno data
Length150 mmno data
Width1-slotno data
Supplementary power connectorsNoneno 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 typeSDRno data
Maximum RAM amount32 MBno data
Memory bus width128 Bitno data
Memory clock speed166 MHzno data
Memory bandwidth2.656 GB/sno data
Shared memoryno 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 Connectors1x DVI, 1x VGAno data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Quick Syncno data+

API compatibility

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

DirectX6.0DirectX 12_1
OpenGLNoneno data
OpenCLNoneno data
VulkanN/A-

Pros & cons summary


Recency 20 May 1999 4 January 2022
Chip lithography 250 nm 10 nm

Iris Xe Graphics 64EUs (Alder Lake) has an age advantage of 22 years, and a 2400% more advanced lithography process.

We couldn't decide between Matrox Millennium G400 and Iris Xe Graphics 64EUs (Alder Lake). We've got no test results to judge.

Be aware that Matrox Millennium G400 is a desktop card while Iris Xe Graphics 64EUs (Alder Lake) 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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Matrox Millennium G400
Millennium G400
Intel Iris Xe Graphics 64EUs (Alder Lake)
Iris Xe Graphics 64EUs (Alder Lake)

Comparisons with similar GPUs

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Community ratings

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5 3 votes

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3 50 votes

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Questions & comments

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