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Sapphire HD6670 Ultimate, HD6750 & HD6770 Review

gotdamojo06    -   June 23, 2011
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Specifications:

Card Name
HD6670 Ultimate
HD6750
HD6770
GPU Clock
800 MHz
700 MHz
850 MHz
Memory Clock
1000 MHz
1150 MHz
1200 MHz
Technology
40nm
40nm
40nm
ROPs
16
16
16
DirectX Support
11.0
11.0
11.0
Shader Model Support
5.0
5.0
5.0
Open GL Support
4.1
4.1
4.1
OpenCL Support
1.1
1.1
1.1
DirectCompute Support
11
11
11
Memory Type
GDDR5
GDDR5
GDDR5
Bus Width
128 Bit
128 Bit
128 Bit
Memory Size
1024 MB
1024 MB
1024 MB
Bandwidth
64.0 GB/s
73.6 GB/s
76.8 GB/s

Features:

  • 73.6 GB/s memory bandwidth
  • Up to 1.008 TFLOPs compute power
  • TeraScale 2 Unified Processing Architecture
    • 720 Stream Processors
    • 36 Texture Units
    • 64 Z/Stencil ROP Units
    • 16 Color ROP Units
  • PCI Express® 2.1 x16 bus interface
  • Full DirectX® 11 support
    • Shader Model 5.0
    • DirectCompute 11
    • Programmable hardware tessellation unit
    • Accelerated multi-threading
    • HDR texture compression
    • Order-independent transparency
  • OpenGL 4.1 support
  • Image quality enhancement technology
    • Up to 24x multi-sample and super-sample anti-aliasing modes
    • Adaptive anti-aliasing
    • 16x angle independent anisotropic texture filtering
    • 128-bit floating point HDR rendering
  • AMD Eyefinity multi-display technology1
    • Native support for up to 5 simultaneous displays
    • Independent resolutions, refresh rates, color controls, and video overlays
    • Display grouping
    • Combine multiple displays to behave like a single large display
  • AMD App Acceleration
    • OpenCL™ 1.1
    • DirectCompute 11
    • Accelerated video encoding, transcoding, and upscaling
  • UVD 2 dedicated video playback accelerator
    • H.264
    • VC-1
    • MPEG-2
    • H.264 MVC (Blu-ray 3D)
    • Adobe Flash
    • Enhanced Video Quality features
      • Advanced post-processing and scaling
      • Dynamic contrast enhancement and color correction
      • Brighter whites processing (Blue Stretch)
      • Independent video gamma control
      • Dynamic video range control
      • DXVA 1.0 & 2.0 support
  • AMD HD3D technology
    • Stereoscopic 3D display/glasses support
    • Blu-ray 3D support
    • Stereoscopic 3D gaming
    • 3rd party Stereoscopic 3D middleware software support
  • AMD CrossFireX™ multi-GPU technology5
    • Dual GPU scaling
  • Cutting-edge display support
    • Integrated DisplayPort Output
      • Max resolution: 2560x1600 per display
    • Integrated HDMI 1.4a with Stereoscopic 3D Frame Packing Format, Deep Color, xvYCC wide gamut support, and high bit-rate audio
      • Max resolution: 1920x1200
    • Integrated Dual-link DVI with HDCP
      • Max resolution: 2560x1600
    • Integrated VGA
      • Max resolution: 2048x1536
  • Integrated HD audio controller
    • Output protected high bit rate 7.1 channel surround sound over HDMI or DisplayPort with no additional cables required
    • Supports AC-3, AAC, Dolby TrueHD and DTS Master Audio formats
  • AMD PowerPlay™ power management technology3
    • Dynamic power management with low power idle state
    • Ultra-low power state support for multi-GPU configurations
  • AMD Catalyst™ graphics and HD video configuration software
    • Unified graphics display drivers
      • Certified for Windows 7, Windows Vista, and Windows XP
    • AMD CatalystTM Control Center
    • Software Application and user interface for setup, configuration, and accessing special features of AMD Radeon™ Graphics.



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