RTX A400 vs Matrox Parhelia-LX

Primary details

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

Place in performance rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureParhelia (2002−2006)Ampere (2020−2022)
GPU code nameParhelia-LXGA107
Market segmentDesktopDesktop
Release date2 January 2002 (22 years ago)16 April 2024 (less than a year ago)
Current price$142 no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA coresno data768
Core clock speed250 MHzno data
Boost clock speedno data1762 MHz
Number of transistors80 million8,700 million
Manufacturing process technology150 nm8 nm
Power consumption (TDP)no data50 Watt
Texture fill rate1.00042.29

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).

InterfaceAGP 8xPCIe 4.0 x8
Lengthno data163 mm
Width1-slot1-slot
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 typeDDRGDDR6
Maximum RAM amount128 MB4 GB
Memory bus width128 Bit64 Bit
Memory clock speed500 MHz12 GB/s
Memory bandwidth8 GB/s96 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 Connectors2x DVI4x mini-DisplayPort 1.4a

API compatibility

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

DirectX8.112 Ultimate (12_2)
Shader Modelno data6.7
OpenGL1.54.6
OpenCLN/A3.0
VulkanN/A1.3
CUDAno data8.6

Pros & cons summary


Recency 2 January 2002 16 April 2024
Maximum RAM amount 128 MB 4 GB
Chip lithography 150 nm 8 nm

We couldn't decide between Matrox Parhelia-LX and RTX A400. 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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Matrox Parhelia-LX
Parhelia-LX
NVIDIA RTX A400
RTX A400

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Community ratings

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