	AMD Radeon™ HD 6990 GPU
Engine Clock	830 MHz
Memory	4GB GDDR5
Memory Clock	1250 MHz (5.0 Gbps GDDR5)
Memory Bandwidth	320GB/s (maximum)
Single Precision Compute Power	5.10 TFLOPs
TeraScale 3 Unified Processing Architecture	3072 Stream Processors 192 Texture Units 128 Z/Stencil ROP Units 64 Color ROP Units Dual geometry and dual rendering engines
Bus Interface	PCI Express 2.1 x16
Graphics	Second generation DirectX® 11 graphics Full DirectX® 11 support Scalable geometry processing technology Shader Model 5.0 DirectCompute 11 support Quad advanced programmable hardware tessellation units Accelerated multi-threading HDR texture compression Order-independent transparency
OpenGL 4.1 Support	Yes
Image Quality Enhancement Technology	Up to 24x multi-sample and super-sample anti-aliasing modes Adaptive anti-aliasing Enhanced Quality Anti-Aliasing (EQAA) Morphological Anti-Aliasing (MLAA) 16x angle independent anisotropic texture filtering 128-bit floating point HDR rendering
Cutting-Edge Integrated Display Support	DisplayPort 1.2 1080p60 stereoscopic 3D (Frame Sequential Format) Max resolution: 2560x1600 per display Multi-Stream Transport 21.6 Gbps bandwidth High bit-rate audio HDMI® (With 3D, Deep Color and x.v.Color™) Max resolution: 1920x1200 Dual-link DVI with HDCP Max resolution: 2560x1600
Integrated HD audio controller	Output protected high bit rate 7.1 channel surround sound over HDMI with no additional cables required Supports AC-3, AAC, Dolby TrueHD and DTS Master Audio formats
AMD Technologies	AMD Eyefinity multidisplay technology¹ Native support for up to 5 simultaneous displays Up to 6 displays supported with DisplayPort 1.2 Multi-Stream Transport Independent resolutions, refresh rates, color controls and video overlays Display grouping Combine multiple displays to behave like a single large display AMD App Acceleration³ OpenCL™ 1.1 Support DirectCompute 11 Double Precision Floating Point Accelerated video encoding, transcoding and upscaling Unified Video Decoder (UVD MPEG-4 AVC/H.264 VC-1 MPEG-2 (SD & HD) MVC (Blu-ray 3D) MPEG-4 Part 2 (DivX/Xvid) Adobe Flash DXVA 1.0 & 2.0 support Video Codec Engine (VCE) Requires AMD Catalyst 12.7 Beta (Or higher) Multi-stream hardware H.264 encoder Full-fixed mode: 1080p @ 60 FPS encoding Hybrid mode: Stream Processor-assisted encoding Enhanced Video Quality features Advanced post-processing and scaling Deblocking Denoising Automatic deinterlacing Mosquito noise reduction Edge enhancement 3:2 pulldown detection Advanced video color correction Brighter whites processing (Blue Stretch) Independent video gamma control Flesh tone correction Color vibrance control Dynamic contrast Dynamic video range control AMD HD3D technology⁴ Stereoscopic 3D display/glasses support Blu-ray 3D support Stereoscopic 3D gaming 3rd party Stereoscopic 3D middleware software support AMD CrossFire™ multi-GPU technology⁵ Dual, triple or quad-GPU scaling AMD PowerTune technology (with Boost)⁶ AMD PowerTune technology Intelligent power management hardware Dynamic power management with low power idle state Ultra-low power state support for multi-GPU configurations AMD Catalyst™ software and HD video configuration software Software support for Windows Vista, Windows 7 and Windows 8 AMD Catalyst™ Control Center - AMD Catalyst™ software application and user interface for setup, configuration and accessing features of AMD Radeon products. Unified Graphics display driver - AMD Catalyst™ software enabling other PC programs and devices to use advanced graphics, video and features of AMD Radeon™ products.

Support

System requirements and recommendations:

PCI Express® based PC is required with one X16 lane graphics slot available on the motherboard
750W Watt or greater power supply with two 150W 8-pin PCI Express® power connectors recommended (1000W and four 8-pin connectors recommended for AMD CrossFireX™ technology in dual mode. 1200W recommended for optimal performance).
Certified power supplies are recommended. Refer to http://ati.amd.com/certifiedPSU for a list of Certified products
Minimum 1GB of system memory
Installation software requires CD-ROM drive, a keyboard, a mouse and a display
DVD playback requires DVD drive and a DVD
Blu-ray™ playback requires Blu-ray drive and a Blu-ray disc
For an AMD CrossFireX™ system, a second AMD Radeon™ HD 6990 Graphics card, an AMD CrossFireX™ Ready motherboard and one AMD CrossFireX™ Bridge Interconnect cable is required
Use of 3 or more displays with AMD Eyefinity technology requires a DisplayPort-capable panel or an AMD Eyefinity validated dongle. See http://www.amd.com/EyefinityDongles for a list of validated DisplayPort dongles.

System requirements and recommendations:

PCI Express® based PC is required with one X16 lane graphics slot available on the motherboard
750W Watt or greater power supply with two 150W 8-pin PCI Express® power connectors recommended (1000W and four 8-pin connectors recommended for AMD CrossFireX™ technology in dual mode. 1200W recommended for optimal performance).
Certified power supplies are recommended. Refer to http://ati.amd.com/certifiedPSU for a list of Certified products
Minimum 1GB of system memory
Installation software requires CD-ROM drive, a keyboard, a mouse and a display
DVD playback requires DVD drive and a DVD
Blu-ray™ playback requires Blu-ray drive and a Blu-ray disc
For an AMD CrossFireX™ system, a second AMD Radeon™ HD 6990 Graphics card, an AMD CrossFireX™ Ready motherboard and one AMD CrossFireX™ Bridge Interconnect cable is required

Use of 3 or more displays with AMD Eyefinity technology requires a DisplayPort-capable panel or an AMD Eyefinity validated dongle. See http://www.amd.com/EyefinityDongles for a list of validated DisplayPort dongles.

OpenCL und das OpenCL-Logo sind Marken von Apple Inc. und werden mit Genehmigung von Khronos verwendet.