sapphire radeon hd5670 dura

* 627 million 40nm transistors
* TeraScale 2 Unified Processing Architecture
o 400 Stream Processing Units
o 20 Texture Units
o 32 Z/Stencil ROP Units
o 8 Color ROP Units
* GDDR5 memory interface
* PCI Express 2.1 x16 bus interface
* DirectX® 11 support
o Shader Model 5.0
o DirectCompute 11
o Programmable hardware tessellation unit
o Accelerated multi-threading
o HDR texture compression
o Order-independent transparency
* OpenGL 3.2 support16
* Image quality enhancement technology
o Up to 24x multi-sample and super-sample anti-aliasing modes
o Adaptive anti-aliasing
o 16x angle independent anisotropic texture filtering
o 128-bit floating point HDR rendering
* ATI Eyefinity multi-display technology17,18
o Three independent display controllers
+ Drive three displays simultaneously with independent resolutions, refresh rates, color controls, and video overlays
o Display grouping
+ Combine multiple displays to behave like a single large display
* ATI Stream acceleration technology
o OpenCL support15
o DirectCompute 11
o Accelerated video encoding, transcoding, and upscaling3,5
+ Native support for common video encoding instructions
* ATI CrossFireX™ multi-GPU technology6
o Dual GPU scaling
* ATI Avivo HD Video & Display technology7
o UVD 2 dedicated video playback accelerator
o Advanced post-processing and scaling8
o Dynamic contrast enhancement and color correction
o Brighter whites processing (blue stretch)
o Independent video gamma control
o Dynamic video range control
o Support for H.264, VC-1, MPEG-2, and Adobe Flash9
o Dual-stream 1080p playback support 10,11
o DXVA 1.0 & 2.0 support
o Integrated dual-link DVI output with HDCP12
+ Max resolution: 2560x160013
o Integrated DisplayPort output
+ Max resolution: 2560x160013
o Integrated HDMI 1.3 output with Deep Color, xvYCC wide gamut support, and high bit-rate audio
+ Max resolution: 1920x120013
o Integrated VGA output
+ Max resolution: 2048x153613
+ 3D stereoscopic display/glasses support14
+ 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 technology7
o Dynamic power management with low power idle state
o Ultra-low power state support for multi-GPU configurations
+ Certified drivers for Windows 7, Windows Vista, and Windows XP

Speeds & Feeds

* Engine clock speed: 775 MHz
* Processing power (single precision): 620 GigaFLOPS
* Polygon throughput: 775M polygons/sec
* Data fetch rate (32-bit): 62 billion fetches/sec
* Texel fill rate (bilinear filtered): 15.5 Gigatexels/sec
* Pixel fill rate: 6.2 Gigapixels/sec
* Anti-aliased pixel fill rate: 24.8 Gigasamples/sec
* Memory clock speed: 1.0 GHz
* Memory data rate: 4.0 Gbps
* Memory bandwidth: 64 GB/sec
* Maximum board power: 64 Watts