Radeon Vega 7 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 rated532
Place by popularitynot in top-10018
Power efficiencyno data11.38
ArchitectureG400 (1999−2002)GCN 5.1 (2018−2022)
GPU code nameToucanCezanne
Market segmentDesktopLaptop
Release date20 May 1999 (25 years ago)13 April 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 coresno data448
Core clock speed125 MHz300 MHz
Boost clock speedno data1900 MHz
Number of transistors10 million9,800 million
Manufacturing process technology250 nm7 nm
Power consumption (TDP)no data45 Watt
Texture fill rate0.2553.20
Floating-point processing powerno data1.702 TFLOPS
ROPs28
TMUs228

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).

InterfacePCIIGP
Length150 mmno data
Width1-slotno data
Supplementary power connectorsNoneNone

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 typeSDRSystem Shared
Maximum RAM amount32 MBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed166 MHzSystem Shared
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 outputs

API compatibility

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

DirectX6.012 (12_1)
Shader Modelno data6.4
OpenGLNone4.6
OpenCLNone2.1
VulkanN/A1.2

Pros & cons summary


Recency 20 May 1999 13 April 2021
Chip lithography 250 nm 7 nm

Vega 7 has an age advantage of 21 year, and a 3471.4% more advanced lithography process.

We couldn't decide between Matrox Millennium G400 and Radeon Vega 7. We've got no test results to judge.

Be aware that Matrox Millennium G400 is a desktop card while Radeon Vega 7 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
AMD Radeon Vega 7
Radeon Vega 7

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

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


5 3 votes

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3.8 2091 vote

Rate Radeon Vega 7 on a scale of 1 to 5:

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Questions & comments

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