ATI Mobility Radeon X1600 Mac Edition vs ATI Radeon HD 2900 GT

Comparative analysis of ATI Mobility Radeon X1600 Mac Edition and ATI Radeon HD 2900 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, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

 

Differences

Reasons to consider the ATI Radeon HD 2900 GT

  • Around 51% higher core clock speed: 601 MHz vs 398 MHz
  • 4.5x more texture fill rate: 7.21 GTexel / s vs 1.592 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: 256 MB vs 128 MB
  • 2x more memory clock speed: 1600 MHz vs 792 MHz
Core clock speed 601 MHz vs 398 MHz
Texture fill rate 7.21 GTexel / s vs 1.592 GTexel / s
Manufacturing process technology 80 nm vs 90 nm
Maximum memory size 256 MB vs 128 MB
Memory clock speed 1600 MHz vs 792 MHz

Compare benchmarks

GPU 1: ATI Mobility Radeon X1600 Mac Edition
GPU 2: ATI Radeon HD 2900 GT

Name ATI Mobility Radeon X1600 Mac Edition ATI Radeon HD 2900 GT
PassMark - G3D Mark 292
PassMark - G2D Mark 344
GFXBench 4.0 - T-Rex (Frames) 2648
GFXBench 4.0 - T-Rex (Fps) 2648

Compare specifications (specs)

ATI Mobility Radeon X1600 Mac Edition ATI Radeon HD 2900 GT

Essentials

Architecture R500 TeraScale
Code name M56 R600
Launch date 8 November 2007 6 November 2007
Place in performance rating not rated 777
Type Desktop Desktop

Technical info

Core clock speed 398 MHz 601 MHz
Manufacturing process technology 90 nm 80 nm
Texture fill rate 1.592 GTexel / s 7.21 GTexel / s
Transistor count 157 million 720 million
Floating-point performance 288.48 gflops
Pipelines 240
Thermal Design Power (TDP) 150 Watt

Video outputs and ports

Display Connectors No outputs 2x DVI, 1x S-Video

Compatibility, dimensions and requirements

Interface PCIe 1.0 x16 PCIe 1.0 x16
Supplementary power connectors 1x 8-pin

API support

DirectX 9.0c 10.0
OpenGL 2.0 3.3

Memory

Maximum RAM amount 128 MB 256 MB
Memory bandwidth 12.67 GB / s 51.2 GB / s
Memory bus width 128 Bit 256 Bit
Memory clock speed 792 MHz 1600 MHz
Memory type GDDR3 GDDR3

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