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Review: Tyan Tachyon G9800 PRO-M 128MB

by Tarinder Sandhu on 5 October 2003, 00:00

Tags: Tyan Tachyon G9800 PRO-M 128MB, Tyan (2315.TW)

Quick Link: HEXUS.net/qath

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Official specifications

 

 

Graphics Technology
  • Tyan Tachyon RADEON™ 9800 PRO-M graphics technology
Memory Configuration
  • 128MB of double data rate SDRAM
Features
  • Eight parallel rendering pipelines
  • Four parallel geometry engines
  • 256-bit DDR memory interface
  • AGP 8X support
  • SMARTSHADER™ 2.1
    • Full support for Microsoft® DirectX® 9.0 programmable vertex and pixel shaders in hardware
    • 2.0 Vertex Shaders support vertex programs up to 65,280 instructions with flow control
    • 2.0 Pixel Shaders support up to 16 textures per rendering pass
    • New F-buffer technology supports pixel shader programs with unlimited instructions
    • 128-bit, 64-bit & 32-bit per pixel floating point color formats
    • Multiple Render Target (MRT) support
    • Shadow volume rendering acceleration
    • Complete feature set also supported in OpenGL® via extensions
  • SMOOTHVISION™ 2.1
    • 2x/4x/6x full scene anti-aliasing modes
    • Adaptive algorithm with programmable sample patterns
    • 2x/4x/8x/16x anisotropic filtering modes
      • Adaptive algorithm with bi-linear (performance) and tri-linear (quality) options
  • HYPER Z™ III+
    • 3-level Hierarchical Z-Buffer with early Z test
    • Lossless Z-Buffer compression (up to 24:1)
    • Fast Z-Buffer Clear
    • Z cache optimized for real-time shadow rendering
  • TRUFORM™ 2.0
    • 2nd generation N-Patch higher order surface support
    • Discrete and continuous tessellation levels per polygon
    • Displacement mapping
  • VIDEOSHADER™
    • Seamless integration of pixel shaders with video
    • FULLSTREAM™ video de-blocking technology
    • Noise removal filtering for captured video
  • MPEG-2 decoding with motion compensation, iDCT and color space conversion
  • All-format DTV/HDTV decoding
  • YPrPb component output
  • Adaptive de-interlacing and frame rate conversion
  • Dual integrated display controllers
  • Dual integrated 10-bit per channel 400 MHz DACs
  • Integrated 165 MHz TMDS transmitter (DVI 1.0 compliant and HDCP ready)
  • Integrated TV Output support up to 1024x768 resolution
  • Optimized for Pentium® 4 SSE2 and AMD Athlon™ 3Dnow!
  • Windows® Logo Program compliant

Specifications were taken from ATi's website. What all this boils down to is a graphics card that scoffs at DX9's specifications. A 256-bit memory bus is allied to 680MHz DDR, giving over 21GB/s of theoretical bandwidth. 8 rendering pipelines and a 380MHz core afford the Tyan G9800 PRO-M a single-texturing fillrate of over 3GP/s. Adding efficient antialiasing and anisotropic performance, helped by the improved Hyper Z III feature, up to 128-bit shader precision, and a whole host of other features; you'll soon have the makings of the most powerful card ever launched by ATi (256MB model excepted). The competition isn't just twiddling its thumbs. NVIDIA launched the revised NV35 GPU recently. The FX 5900 Ultra model boasts more bandwidth and a higher multi-texturing fillrate, and the FX 5900 is no slouch.