AMD Radeon™ HD 6990 Graphics

AMD Radeon HD 6990 Graphics Card

Break barriers. Crush records. Dominate your gaming opponents.

Experience the incredible power of dual second-generation DirectX® 11-capable GPUs

  • 4GB of high-speed GDDR5 memory
  • Ultra-high-resolution gaming across up to six simultaneous displays1
  • Flip the Unlocking Switch and take your performance to the max2
  • Devastatingly intelligent power management


AMD Eyefinity Technology

Dive into the ultimate multiple display panoramic gaming experience1

AMD App Acceleration

Stream video, HD videos, games, apps and more with incredible speed and performance3

AMD HD3D Technology

Enter the third dimension with stereo 3D capable PCs4

AMD Crossfire™ Technology

Harness the power of multiple GPUs for extreme, high-definition gaming and 3D image quality5

AMD PowerTune Technology

Push the limits of performance and efficiency with dynamic power management6


AMD Radeon HD 6990 GPU
Engine Clock830 MHz
Memory4GB GDDR5
Memory Clock1250 MHz (5.0 Gbps GDDR5)
Memory Bandwidth320GB/s (maximum)
Single Precision Compute Power5.10 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 InterfacePCI Express 2.1 x16
  • 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 SupportYes
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.


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 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 for a list of validated DisplayPort dongles.