Radeon™ X1950 Graphics Technology - GPU Specifications
- Features
-
- 36 pixel shader processors
- 8 vertex shader processors
- Up to 256-bit 8 channel GDDR3 memory interface
- Native PCI Express® x16 bus interface
- Plug-and-play (native) CrossFire™
- Shader Technology
-
- Support for Microsoft® DirectX® 9.0 programmable vertex and pixel shaders in hardware.
- Shader Model 3.0 vertex and pixel shader support:
- Full speed 32-bit floating point processing
- High dynamic range rendering with floating point blending and anti-aliasing support
- High performance dynamic branching and flow control
- Complete feature set also supported in OpenGL® 2.0
- Anti-Aliasing and Anisotropic Filtering
-
- 2x/4x/6x Anti-Aliasing modes:
- Sparse multi-sample algorithm with gamma correction, programmable sample patterns, and centroid sampling
- New Adaptive Anti-Aliasing mode
- Temporal Anti-Aliasing
- Lossless Color Compression (up to 6:1) at all resolutions, up to and including widescreen HDTV
- 2x/4x/8x/16x Anisotropic Filtering modes:
- Up to 128-tap texture filtering
- Adaptive algorithm with performance and quality options
- Improved rendering with higher subpixel precision and LOD computation levels
- New rotational high quality rendering mode
- 3Dc+™ — Advanced Texture Compression
- High quality 4:1 compression for normal maps and luminance maps
- Works with any single-channel or two-channel data format
- Ring Bus Memory Controller
-
- Programmable arbitration logic maximizes memory efficiency, software upgradeable
- New fully associative texture, color, and Z cache design
- Hierarchical Z-Buffer with Early Z Test
- Lossless Z-Buffer Compression (up to 48:1)
- Fast Z-Buffer Clear
- Z Cache optimized for real-time shadow rendering
- Optimized for performance at high display resolutions, up to and including widescreen HDTV
- Avivo™ Video and Display Engine
-
- New advanced video capabilities, including high fidelity gamma, color correction and scaling
- Dual independent display controllers that support true 30 bits per pixel throughout the display pipe
- Full symmetry on both heads
- Each display interface supports display resolutions beyond 2560x1600
- Advanced DVI capabilities, including 10-bit, 16-bit HDR output
- YPrPb component output for direct drive of HDTV displays
- Seamless integration of pixel shaders with video in real time
- MPEG1/2/4 decode and encode acceleration:
- DXVA support
- Hardware motion compensation, iDCT, DCT and color space conversion
- All-format DTV/HDTV decoding
- Adaptive per-pixel de-interlacing and frame rate conversion (temporal filtering)
- CrossFire™
-
- Multi-GPU technology
- Four modes of operation:
- Alternate frame rendering for maximum performance
- Supertiling for optimal load-balancing
- Scissoring for compatibility
- Super AA for maximum image quality
- Native CrossFire support simplifies setup by requiring no dedicated slave or master hardware
- 24-bit CrossFire connection enables high resolutions and refresh rates
- Supports the broadest range of platforms for both Intel and AMD
Radeon™ X1950 Series Product Comparison:
| |
Core
Speed
|
Memory
Speed
|
Pixel Shader
Processors
|
Vertex
Shader
|
| Radeon X1950 XTX |
650 MHz |
1.55 GHz |
48 |
8 |
| Radeon X1950 CrossFire Edition |
625 MHz |
1.45 GHz |
48 |
8 |
| Radeon X1950 PRO |
575 MHz |
1.38 GHz |
36 |
8 |
| 
