Sapphire Radeon HD 5850 1GB Video Card Review


Feature Summary
Here is a summary of features of the Radeon HD 5850 from AMD’s site:

  • 2.15 billion 40nm transistors
  • TeraScale 2 Unified Processing Architecture
    • 1440 Stream Processing Units
    • 72 Texture Units
    • 128 Z/Stencil ROP Units
    • 32 Color ROP Units
  • GDDR5 interface with 128.0 GB/sec of memory bandwidth
  • PCI Express 2.1 x16 bus interface
  • DirectX® 11 support
    • Shader Model 5.0
    • DirectCompute 11
    • Programmable hardware tessellation unitAccelerated multi-threading
    • HDR texture compression
    • Order-independent transparency
  • OpenGL 3.2 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
  • ATI Eyefinity multi-display technology
    • Three independent display controllers
      • Drive three displays simultaneously with independent resolutions, refresh rates, color controls, and video overlays
    • Display grouping
      • Combine multiple displays to behave like a single large display
  • ATI Stream acceleration technology
    • OpenCL 1.0 compliant
    • DirectCompute 11
    • Double precision floating point processing support
    • Accelerated video encoding, transcoding, and upscaling
  • ATI CrossFireX™ multi-GPU technology
    • Dual, triple, and quad GPU scaling
    • Dual-channel bridge interconnect
  • ATI Avivo™ HD Video & Display technology
    • UVD 2 dedicated video playback accelerator
    • Advanced post-processing and scaling
    • Dynamic contrast enhancement and color correction
    • Brighter whites processing (Blue Stretch)
    • Independent video gamma control
    • Dynamic video range control
    • Support for H.264, VC-1, and MPEG-2
    • Dual-stream 1080p playback support
    • DXVA 1.0 & 2.0 support
    • Integrated dual-link DVI output with HDCP
      • Max resolution: 2560×1600
    • Integrated DisplayPort output
      • Max resolution: 2560×1600
    • Integrated HDMI 1.3 output with Deep Color, xvYCC wide gamut support and high bit-rate audio
      • Max resolution: 1920×1200
    • Integrated VGA output
      • Max resolution: 2048×1536
    • 3D stereoscopic display/glasses support
    • 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
  • ATI PowerPlay™ power management technology
    • Dynamic power management with low power idle state
    • Ultra-low power state support for multi-GPU configurations
  • Certified drivers for Windows 7, Windows Vista, and Windows XP

Speeds & Feeds

  • Engine clock speed: 725 MHz
  • Processing power (single precision): 2.09 TeraFLOPS
  • Processing power (double precision): 418 GigaFLOPS
  • Polygon throughput: 725M polygons/sec
  • Data fetch rate (32-bit): 209 billion fetches/sec
  • Texel fill rate (bilinear filtered): 52.2 Gigatexels/sec
  • Pixel fill rate: 23.2 Gigapixels/sec
  • Anti-aliased pixel fill rate: 92.8 Gigasamples/sec
  • Memory clock speed: 1 GHz
  • Memory data rate: 4.0 Gbps
  • Memory bandwidth: 128 GB/sec
  • Maximum board power: 151 Watts
  • Idle board power: 27 Watts
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