ATI Radeon HD 2900 PRO vs ATI Radeon X1900 GT

Comparative analysis of ATI Radeon HD 2900 PRO and ATI Radeon X1900 GT videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark.

 

Differences

Reasons to consider the ATI Radeon HD 2900 PRO

  • Videocard is newer: launch date 1 year(s) 7 month(s) later
  • Around 4% higher core clock speed: 600 MHz vs 575 MHz
  • Around 39% higher texture fill rate: 9.6 GTexel / s vs 6.9 GTexel / s
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 80 nm vs 90 nm
  • 2x more maximum memory size: 512 MB vs 256 MB
  • Around 33% higher memory clock speed: 1600 MHz vs 1200 MHz
  • 4.3x better performance in PassMark - G3D Mark: 628 vs 146
Specifications (specs)
Launch date 12 December 2007 vs 1 May 2006
Core clock speed 600 MHz vs 575 MHz
Texture fill rate 9.6 GTexel / s vs 6.9 GTexel / s
Manufacturing process technology 80 nm vs 90 nm
Maximum memory size 512 MB vs 256 MB
Memory clock speed 1600 MHz vs 1200 MHz
Benchmarks
PassMark - G3D Mark 628 vs 146

Reasons to consider the ATI Radeon X1900 GT

  • 2.7x lower typical power consumption: 75 Watt vs 200 Watt
  • Around 3% better performance in PassMark - G2D Mark: 409 vs 397
Specifications (specs)
Thermal Design Power (TDP) 75 Watt vs 200 Watt
Benchmarks
PassMark - G2D Mark 409 vs 397

Compare benchmarks

GPU 1: ATI Radeon HD 2900 PRO
GPU 2: ATI Radeon X1900 GT

PassMark - G3D Mark
GPU 1
GPU 2
628
146
PassMark - G2D Mark
GPU 1
GPU 2
397
409
Name ATI Radeon HD 2900 PRO ATI Radeon X1900 GT
PassMark - G3D Mark 628 146
PassMark - G2D Mark 397 409

Compare specifications (specs)

ATI Radeon HD 2900 PRO ATI Radeon X1900 GT

Essentials

Architecture TeraScale R500
Code name R600 R580
Launch date 12 December 2007 1 May 2006
Place in performance rating 386 387
Type Desktop Desktop

Technical info

Core clock speed 600 MHz 575 MHz
Floating-point performance 384.0 gflops
Manufacturing process technology 80 nm 90 nm
Pipelines 320
Texture fill rate 9.6 GTexel / s 6.9 GTexel / s
Thermal Design Power (TDP) 200 Watt 75 Watt
Transistor count 720 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
Length 241 mm
Supplementary power connectors 1x 8-pin 1x 6-pin

API support

DirectX 10.0 9.0c
OpenGL 3.3 2.0

Memory

Maximum RAM amount 512 MB 256 MB
Memory bandwidth 118.4 GB / s 38.4 GB / s
Memory bus width 512 Bit 256 Bit
Memory clock speed 1600 MHz 1200 MHz
Memory type GDDR4 GDDR3