Performance
| HDCP |
Y |
| DirectX version |
11 |
| OpenGL version |
3.2 |
| Shader model version |
5.0 |
| PhysX |
N |
| TV tuner integrated |
N |
Memory
| Graphics adapter memory type |
GDDR5 |
| Memory bus |
256 bit |
| Memory clock speed |
1225 MHz |
Ports & interfaces
| Interface type |
PCI Express 2.1 |
| DisplayPorts quantity |
1 |
| HDMI ports quantity |
1 |
HD 5870, 1 GB GDDR5, 875 MHz, 1225 MHz, 256 bit, PCIe 2.1, DL-DVI/DL-DVI/HDMI/DisplayPort
TeraScale 2 Unified Processing Architecture
1600 Stream Processing Units
80 Texture Units
128 Z/Stencil ROP Units
32 Color ROP Units
256-bit GDDR5 memory interface
PCI Express 2.1 x16 bus interface
DirectX® 11 support
Shader Model 5.0
DirectCompute 11
Programmable hardware tessellation unit
Accelerated multi-threading
HDR texture compression
Order-independent transparency
OpenGL 3.2 support1
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 technology2,3
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 Eyefinity Technology requires a Display Port out of three outputs
ATI Stream acceleration technology
OpenCL 1.0 compliant
DirectCompute 11
Double precision floating point processing support
Accelerated video encoding, transcoding, and upscaling4,5
Native support for common video encoding instructions
ATI CrossFireX™ multi-GPU technology6
Dual, triple, and quad GPU scaling
Dual-channel bridge interconnect
ATI Avivo HD Video & Display technology7
UVD 2 dedicated video playback accelerator
Advanced post-processing and scaling8
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 support9,10
DXVA 1.0 & 2.0 support
Integrated dual-link DVI output with HDCP11
