AMD Stream Processor vs ATI Radeon X1900 XT

Comparative analysis of AMD Stream Processor and ATI Radeon X1900 XT videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory.

 

Differences

Reasons to consider the AMD Stream Processor

  • 4x more maximum memory size: 1 GB vs 256 MB
Maximum memory size 1 GB vs 256 MB

Reasons to consider the ATI Radeon X1900 XT

  • Around 5% higher core clock speed: 625 MHz vs 594 MHz
  • Around 5% higher texture fill rate: 10 GTexel / s vs 9.5 GTexel / s
  • Around 65% lower typical power consumption: 100 Watt vs 165 Watt
  • Around 12% higher memory clock speed: 1450 MHz vs 1296 MHz
Core clock speed 625 MHz vs 594 MHz
Texture fill rate 10 GTexel / s vs 9.5 GTexel / s
Thermal Design Power (TDP) 100 Watt vs 165 Watt
Memory clock speed 1450 MHz vs 1296 MHz

Compare specifications (specs)

AMD Stream Processor ATI Radeon X1900 XT

Essentials

Architecture R500 R500
Code name R580 R580
Launch date 1 January 2006 1 January 2006
Place in performance rating not rated not rated
Type Desktop Desktop
Launch price (MSRP) $299

Technical info

Core clock speed 594 MHz 625 MHz
Manufacturing process technology 90 nm 90 nm
Texture fill rate 9.5 GTexel / s 10 GTexel / s
Thermal Design Power (TDP) 165 Watt 100 Watt
Transistor count 384 million 384 million

Video outputs and ports

Display Connectors 2x DVI, 1x S-Video 2x DVI, 1x S-Video

Compatibility, dimensions and requirements

Interface PCIe 1.0 x16 PCIe 1.0 x16
Supplementary power connectors 1x 6-pin 1x 6-pin
Length 242 mm

API support

DirectX 9.0c 9.0c
OpenGL 2.0 2.0

Memory

Maximum RAM amount 1 GB 256 MB
Memory bandwidth 41.5 GB / s 46.4 GB / s
Memory bus width 256 Bit 256 Bit
Memory clock speed 1296 MHz 1450 MHz
Memory type GDDR3 GDDR3

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