GeForce RTX 4090 Mobile vs Matrox Millennium G400 MAX

Primary details

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

Place in the rankingnot rated18
Place by popularitynot in top-100not in top-100
Power efficiencyno data41.62
ArchitectureG400 (1999−2002)Ada Lovelace (2022−2024)
GPU code nameToucanAD103
Market segmentDesktopLaptop
Release date20 May 1999 (25 years ago)3 January 2023 (1 year 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 data9728
Core clock speed150 MHz1335 MHz
Boost clock speedno data1695 MHz
Number of transistors10 million45,900 million
Manufacturing process technology250 nm4 nm
Power consumption (TDP)no data120 Watt
Texture fill rate0.3515.3
Floating-point processing powerno data32.98 TFLOPS
ROPs2112
TMUs2304
Tensor Coresno data304
Ray Tracing Coresno data76

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).

Laptop sizeno datalarge
InterfacePCIPCIe 4.0 x16
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 typeSDRGDDR6
Maximum RAM amount32 MB16 GB
Memory bus width128 Bit256 Bit
Memory clock speed200 MHz2250 MHz
Memory bandwidth3.2 GB/s576.0 GB/s
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 VGAPortable Device Dependent

API compatibility

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

DirectX6.012 Ultimate (12_2)
Shader Modelno data6.7
OpenGLNone4.6
OpenCLNone3.0
VulkanN/A1.3
CUDA-8.9

Pros & cons summary


Recency 20 May 1999 3 January 2023
Maximum RAM amount 32 MB 16 GB
Chip lithography 250 nm 4 nm

RTX 4090 Mobile has an age advantage of 23 years, a 51100% higher maximum VRAM amount, and a 6150% more advanced lithography process.

We couldn't decide between Matrox Millennium G400 MAX and GeForce RTX 4090 Mobile. We've got no test results to judge.

Be aware that Matrox Millennium G400 MAX is a desktop card while GeForce RTX 4090 Mobile 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 MAX
Millennium G400 MAX
NVIDIA GeForce RTX 4090 Mobile
GeForce RTX 4090 Mobile

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Community ratings

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3.6 617 votes

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Questions & comments

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