PowerColor PCS HD4770 512M GDDR5 GDDR5

PCS HD4770 512M GDDR5 - 826 million transistors on 40nm fabrication process
- PCI ExpressR 2.0 x16 bus interface
- 128-bit GDDR5 memory interface
- MicrosoftR DirectXR 10.1 support
- ShaderModel 4.1
- 32-bit floating point texture filtering
- Indexed cube map arrays
- Independent blend modes per render target
- Pixel coverage sample masking
- Read/write multi-sample surfaces with shaders
- Gather4 texture fetching
- 128-bit floating point precision for all operations
- Command processor for reduced CPU overhead
- Shader instruction and constant caches
- Up to 160 texture fetches per clock cycle