#CROSSFIREX DUAL ATI RADEON HD 4870 1024MB TV#

Provides high quality analog TV output (component/S-video/composite).Supports all display resolutions up to 1920×1080 2.Integrated HD audio controller with up to 2 channel 48 kHz stereo or multi-channel (7.1) AC3 enabling a plug-and-play cable-less audio solution 5.Supports 24- and 30-bit displays at all resolutions up to 2560×1600 2.Each supports analog displays connected by VGA at all resolutions up to 2048×1536 2.Each includes a dual-link HDCP encoder with on-chip key storage for high resolution playback of protected content 4.Secondary supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920×1200 (single-link DVI only) 2.Primary supports 18-, 24-, and 30-bit digital displays at all resolutions up to 1920×1200 (single-link DVI) or 2560×1600 (dual-link DVI) 2.Content-adaptive de-flicker filtering for interlaced displays.High quality pre- and post-scaling engines, with underscan support for all display outputs.Spatial/temporal dithering provides 30-bit color quality on 24-bit and 18-bit displays.Programmable piecewise linear gamma correction, color correction, and color space conversion.Drive two displays simultaneously with independent resolutions, refresh rates, color controls and video overlays for each display.

#CROSSFIREX DUAL ATI RADEON HD 4870 1024MB FULL#

Full score in HQV (SD) and HQV (HD) video quality benchmarks.

Inverse telecine (2:2 and 3:2 pull-down correction).

De-blocking and noise reduction filtering.

Advanced vector adaptive per-pixel de-interlacing.

New automatic and dynamic contrast adjustment.

Hardware MPEG-1, and DivX video decode acceleration.

Dual stream playback (or Picture-in-picture).

Enabling hardware decode acceleration of H.264, VC-1 and MPEG-2.

2nd generation Unified Video Decoder (UVD 2).

OpenGL 3.2 support ATI Avivo™ HD Video and Display Platform 1.

Shared exponent HDR (RGBE 9:9:9:5) texture format support.

Depth & stencil texture (DST) format support.

128-bit floating point HDR texture filtering.

2x/4x/8x/16x high quality adaptive anisotropic filtering modes (up to 128 taps per pixel).

All anti-aliasing features compatible with HDR rendering.

Super AA (ATI CrossFireX™ configurations only).Adaptive super-sampling and multi-sampling.Up to 24x Custom Filter Anti-Aliasing (CFAA) for superior quality.Multi-sample anti-aliasing (2, 4 or 8 samples per pixel).

Memory read/write cache for superior stream output performance.

Accelerated geometry shader path for geometry amplification.

8 render targets (MRTs) with anti-aliasing support.

Lossless Z & stencil compression (up to 128:1).

Double-sided hierarchical Z/stencil buffer.

Fully associative texture Z/stencil cache designs.

High resolution texture support (up to 8192 x 8192.

Fully associative multi-level texture cache design.

Up to 320 texture fetches per clock cycle.

Command processor for reduced CPU overhead.

128-bit floating point precision for all operations.

Dedicated branch execution units and texture address processors.

Common instruction set and texture unit access supported for all types of shaders.

Dynamic load balancing and resource allocation for vertex, geometry, and pixel shaders.

Unified Superscalar Shader Architecture.

Read/write multi-sample surfaces with shaders.

Independent blend modes per render target.

32-bit floating point texture filtering.

512-bit GDDR5 memory interface (ATI Radeon™ HD 4870 X2).

512-bit GDDR3 memory interface (ATI Radeon™ HD 4850 X2).

1.912 billion processors (956 million transistors per GPU on 55nm fabrication process).

Crossfirex dual ati radeon hd 4870 1024mb