ATI hat seinen neuen Grafikchip mit Codenamen R520 präsentiert.

Der Name des Chips lautet X1000. Es wird 3 Modelle geben: X1300 und X1600 und den X1800, welcher als High-End Produkt gedacht ist, und sollen die X800-Serie ablösen. Der X1000-Chip unterstützt nun das Shadermodell 3.0 sowie die Videofunktion Avivo.



Features X1300:
- 105 million transistors on 90nm fabrication process
- Four pixel shader processors
- Two vertex shader processors
- 128-bit 4-channel DDR/DDR2/GDDR3 memory interface
- 32-bit/1-channel, 64-bit/2-channel, and 128-bit/4-channel configurations
- Native PCI Express x16 bus interface
- AGP 8x configurations also supported with external bridge chip
- Dynamic Voltage Control

Memory Controller
- Fully associative texture, color, and Z/stencil cache designs
- Hierarchical Z-buffer with Early Z test
- Lossless Z Compression (up to 48:1)
- Fast Z-Buffer Clear
- Z/stencil xache optimized for real-time shadow rendering

Features X1600:
- 157 million transistors on 90nm fabrication process
- Dual-link DVI
- Twelve pixel shader processors
- Five vertex shader processors
- 128-bit 4-channel DDR/DDR2/GDDR3 memory interface
- Native PCI Express x16 bus interface
- AGP 8x configurations also supported with AGP-PCI-E external bridge chip
- Dynamic Voltage Control

Memory Controller
- 256-bit internal ring bus for memory reads
- Programmable intelligent arbitration logic
- Fully associative texture, color, and Z/stencil cache designs
- Hierarchical Z-buffer with Early Z test
- Lossless Z Compression (up to 48:1)
- Fast Z-Buffer Clear
- Z/stencil cache optimized for real-time shadow rendering

Features X1800:
- 321 million transistors on 90nm fabrication process
- Ultra-threaded architecture with fast dynamic branching
- Sixteen pixel shader processors
- Eight vertex shader processors
- 256-bit 8-channel GDDR3/GDDR4 memory interface
- Native PCI Express x16 bus interface
- Dynamic Voltage Control

Memory Controller
- 512-bit internal ring bus for memory reads
- Programmable intelligent arbitration logic
- Fully associative texture, color, and Z/stencil cache designs
- Hierarchical Z-buffer with Early Z test
- Lossless Z Compression (up to 48:1)
- Fast Z-Buffer Clear
- Z/stencil cache optimized for real-time shadow rendering
- Optimized for performance at high display resolutions, including widescreen HDTV resolutions


Review zu den neuen Karten:
ComputerBase.de: ATi Radeon X1800, X1600 und X1300