Matrox G450 x4 MMS vs ATI Radeon X1550

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureUltra-Threaded SE (2005−2007)G400 (1999−2002)
GPU code nameRV516Condor
Market segmentDesktopDesktop
Release date2007 (17 years ago)1 January 2001 (23 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.

Core clock speed550 MHz125 MHz
Number of transistors105 million10 million
Manufacturing process technology90 nm180 nm
Power consumption (TDP)27 Wattno data
Texture fill rate2.2000.25
ROPs42
TMUs42

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 1.0 x16PCI
Lengthno data168 mm
Width1-slot1-slot
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 typeDDR2DDR
Maximum RAM amount256 MB32 MB
Memory bus width128 Bit64 Bit
Memory clock speed800 MBps332 MBps
Memory bandwidth12.8 GB/s2.656 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 DVI, 1x VGA, 1x S-Video2x DVI

API compatibility

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

DirectX9.0c (9_3)6.0
Shader Model3.0no data
OpenGL2.1None
OpenCLN/ANone
VulkanN/AN/A

Pros & cons summary


Maximum RAM amount 256 MB 32 MB
Chip lithography 90 nm 180 nm

ATI X1550 has a 700% higher maximum VRAM amount, and a 100% more advanced lithography process.

We couldn't decide between Radeon X1550 and Matrox 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.

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ATI Radeon X1550
Radeon X1550
Matrox G450 x4 MMS
G450 x4 MMS

Comparisons with similar GPUs

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Community ratings

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3.6 47 votes

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2.1 11 votes

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Questions & comments

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