Matrox Millennium G400 MAX vs Radeon RX 6700

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Primary details

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

Place in the ranking58not rated
Place by popularitynot in top-100not in top-100
Power efficiency19.81no data
ArchitectureRDNA 2.0 (2020−2024)G400 (1999−2002)
GPU code nameNavi 22Toucan
Market segmentDesktopDesktop
Release date9 June 2021 (3 years ago)20 May 1999 (25 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 cores2304no data
Core clock speed1941 MHz150 MHz
Boost clock speed2450 MHzno data
Number of transistors17,200 million10 million
Manufacturing process technology7 nm250 nm
Power consumption (TDP)175 Wattno data
Texture fill rate352.80.3
Floating-point processing power11.29 TFLOPSno data
ROPs642
TMUs1442
Ray Tracing Cores36no 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).

InterfacePCIe 4.0 x16PCI
Length267 mm150 mm
Width2-slot1-slot
Supplementary power connectors1x 8-pinNone

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 typeGDDR6SDR
Maximum RAM amount10 GB32 MB
Memory bus width160 Bit128 Bit
Memory clock speed2000 MHz200 MHz
Memory bandwidth320.0 GB/s3.2 GB/s

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 HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C1x DVI, 1x VGA
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)6.0
Shader Model6.5no data
OpenGL4.6None
OpenCL2.1None
Vulkan1.3N/A

Pros & cons summary


Recency 9 June 2021 20 May 1999
Maximum RAM amount 10 GB 32 MB
Chip lithography 7 nm 250 nm

RX 6700 has an age advantage of 22 years, a 31900% higher maximum VRAM amount, and a 3471.4% more advanced lithography process.

We couldn't decide between Radeon RX 6700 and Matrox Millennium G400 MAX. 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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AMD Radeon RX 6700
Radeon RX 6700
Matrox Millennium G400 MAX
Millennium G400 MAX

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Community ratings

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4.3 1355 votes

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