Matrox Millennium G450 x4 MMS vs Radeon RX 6800 XT

VS

Primary details

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

Place in the ranking28not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation50.58no data
Power efficiency14.84no data
ArchitectureRDNA 2.0 (2020−2024)G400 (1999−2002)
GPU code nameNavi 21Condor
Market segmentDesktopDesktop
Release date28 October 2020 (4 years ago)19 June 2002 (22 years ago)
Launch price (MSRP)$649 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores4608no data
Core clock speed1825 MHz125 MHz
Boost clock speed2250 MHzno data
Number of transistors26,800 million10 million
Manufacturing process technology7 nm180 nm
Power consumption (TDP)300 Wattno data
Texture fill rate648.00.25
Floating-point processing power20.74 TFLOPSno data
ROPs1282
TMUs2882
Ray Tracing Cores72no 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 mm165 mm
Width2-slot1-slot
Supplementary power connectors2x 8-pinno 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 typeGDDR6DDR
Maximum RAM amount16 GB32 MB
Memory bus width256 Bit64 Bit
Memory clock speed2000 MHz166 MHz
Memory bandwidth512.0 GB/s2.656 GB/s
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 Connectors1x HDMI, 2x DisplayPort, 1x USB Type-C2x DVI
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
Vulkan1.2N/A

Pros & cons summary


Recency 28 October 2020 19 June 2002
Maximum RAM amount 16 GB 32 MB
Chip lithography 7 nm 180 nm

RX 6800 XT has an age advantage of 18 years, a 51100% higher maximum VRAM amount, and a 2471.4% more advanced lithography process.

We couldn't decide between Radeon RX 6800 XT and Matrox Millennium G450 x4 MMS. 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon RX 6800 XT
Radeon RX 6800 XT
Matrox Millennium G450 x4 MMS
Millennium G450 x4 MMS

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.


4.3 3558 votes

Rate Radeon RX 6800 XT on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

No user ratings yet.

Rate Matrox Millennium G450 x4 MMS on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.