| Loaded with the latest features, ATI RadeonTM HD 4600 Series graphics cards deliver a level of gaming performance previously only found in high-end graphics cards. Redefine the way you play HD games and enjoy unprecedented levels of graphics realism powered by 320 stream processing units, up to 1GB of memory and support for Microsoft DirectX®10.1 games. Upgrade your graphics card and watch Blu-ray movies and play HD content with incredible visual fidelity1. These graphics cards do it all with break-through energy efficiency, eliminating the need for an external power connection and making them easy to install. |
| ATI CrossFire Support |
ATi CrossFireX |
| DirectX Support |
DirectX 10.1 (Shader Model 4.1) |
| Graphics Processor |
ATi Radeon HD 4670 |
| Core Clock Speed |
750MHz |
| RAMDAC Clock Speed |
400MHz 30-bit |
| Memory Installed |
1024MB GDDR3 |
| Memory Clock Speed |
900MHz (1800MHz Effective) |
| Memory Bus |
128-Bit |
| Memory Bandwidth |
32GB/sec |
| Stream Processors |
320 |
| 2D / 3D Features |
TeraScale Graphics Engine; Microsoft DirectX 10 Shader Model 4.1 Support; Unified Superscalar Shader Architecture (Up to 160 texture fetches per clock cycle; Up to 128 textures per pixel; DXTC and 3Dc+ texture compression; High resolution texture support (up to 8192 x 8192); Fully associative texture Z/stencil cache designs; Early Z test, Re-Z, Z Range optimization, and Fast Z Clear; Lossless Z & stencil compression (up to 128:1); Lossless color compression (up to 8:1); Up to 8 render targets (MRTs) with anti-aliasing); Dynamic Geometry Acceleration; Multi-Sample Anti-Aliasing (2, 4, or 8 samples per pixel); Anti-Aliasing Features (Up to 24x Custom Filter Anti-Aliasing (CFAA); Gamma correct; Enhanced Anti-Aliasing & Anisotropic Filtering); Texture Filtering Features (2x/4x/8x/16x high quality adaptive anisotropic filtering modes; 128-bit floating point HDR texture filtering; sRGB filtering (gamma/degamma); Percentage Closer Filtering (PCF); Depth & stencil texture (DST) format support; Shared exponent HDR (RGBE 9:9:9:5) texture format support); ATi Avivo HD Video and Display Platform |
| Audio Playback |
7.1 Channel Surround Sound (through HDMI adapter) |
| HDCP Support |
HDCP Capable |
| Video Acceleration |
MPEG-2, MPEG-4, DivX, WMV9, VC-1, H.264 |
| DVI Connectors |
(2) Dual-Link DVI |
| Video Out Connectors |
S-Video, Composite, HDTV (Component) |
| Power Connectors |
(1) PCI-E 6-pin |
| Supported Windows Operating Systems |
Microsoft Windows XP, Media Center Edition, Vista |
| Interface |
PCI Express 2.0 x16 |
| Power Supply Requirements |
400 Watt Power Supply (550 Watt for CrossFire Mode) |
| Software Included |
Drivers & Utilities |
| Cables Included |
(1) DVI to VGA Adapter; (1) DVI to HDMI Adapter |
| Manufacturer Warranty |
1 Year Limited Warranty |
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