Stream Processor vs ATI Radeon X550

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Primary details

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

Place in the ranking1433not rated
Place by popularitynot in top-100not in top-100
ArchitectureRage 9 (2003−2006)Ultra-Threaded SE (2005−2007)
GPU code nameRV370R580
Market segmentDesktopDesktop
Release date1 July 2005 (19 years ago)2006 (18 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 speed400 MHz594 MHz
Number of transistors107 million384 million
Manufacturing process technology110 nm90 nm
Power consumption (TDP)no data165 Watt
Texture fill rate1.6009.504
ROPs416
TMUs416

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 x16PCIe 1.0 x16
Lengthno data241 mm
Width1-slot2-slot
Supplementary power connectorsNone1x 6-pin

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 typeDDRGDDR3
Maximum RAM amount128 MB1 GB
Memory bus width128 Bit256 Bit
Memory clock speed250 MHz1296 MBps
Memory bandwidth8 GB/s41.47 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, 1x S-Video

API compatibility

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

DirectX9.09.0c (9_3)
Shader Modelno data3.0
OpenGL2.02.1 (full) 3.0 (partial)
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Maximum RAM amount 128 MB 1 GB
Chip lithography 110 nm 90 nm

Stream Processor has a 700% higher maximum VRAM amount, and a 22.2% more advanced lithography process.

We couldn't decide between Radeon X550 and Stream Processor. 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 X550
Radeon X550
AMD Stream Processor
Stream Processor

Comparisons with similar GPUs

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Community ratings

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2.9 44 votes

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2.3 6 votes

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Questions & comments

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