Processor
| Processor frequency |
600 MHz |
| Graphics processor family |
AMD |
| CUDA |
N |
| Stream processors |
40 |
Performance
| DirectX version |
10.1 |
| OpenGL version |
2.0 |
| Shader model version |
4.1 |
| PhysX |
N |
| TV tuner integrated |
N |
| HDCP |
Y |
Memory
| Memory bus |
64 bit |
| Memory clock speed |
400 MHz |
Other features
| HDMI |
Y |
| Mac compatibility |
N |
Ports & interfaces
| Interface type |
AGP 8x |
| VGA (D-Sub) ports quantity |
1 |
Power
| Minimum system power supply |
300 W |
Radeon HD3450, 512MB DDR2, 600MHz, AGP 8x, 64bit
181 million transistors on 55nm fabrication process
AGP 8X interface
64-bit DDR2 memory interface
Ring Bus Memory Controller
- Fully distributed design with 256-bit internal ring bus for memory reads and writes
MicrosoftR DirectXR 10.1 support
- Shader Model 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
Unified Superscalar Shader Architecture
- 40 stream processing units
- Dynamic load balancing and resource allocation for vertex, geometry, and pixel shaders
- Common instruction set and texture unit access supported for all types of shaders
Dedicated branch execution units and texture address processors
- 128-bit floating point precision for all operations
- Command processor for reduced CPU overhead
- Shader instruction and constant caches
- Up to 16 texture fetches per clock cycle
- Up to 128 textures per pixel
- Fully associative multi-level texture cache design
- DXTC and 3Dc+ texture compression
- High resolution texture support (up to 8192 x 8192)
- Fully associative texture & Z/stencil cache designs
- Early Z test, Re-Z, Z Range optimization, and Fast Z Clear
- Lossless Z & stencil compression
- 8 render targets (MRTs) with anti-aliasing support
- Physics processing support
Dynamic Geometry Acceleration
- Programmable tessellation unit
- Accelerated geometry shader path for geometry amplification
- Memory read/write cache for improved stream output performance
Anti-aliasing features
- Multi-sample anti-aliasing (2 or 4 samples per pixel)
- Custom Filter Anti-Aliasing (CFAA) for improved quality
- Adaptive super-sampling and multi-sampling
- Temporal anti-aliasing
- Gamma correct
- Super AA (ATI CrossFire? configurations only)
- All anti-aliasing features compatible with HDR rendering
Texture filtering features
- 2x/4x/8x/16x high quality adaptive anisotropic filtering modes (up to 128 taps per pixel)
- 128-bit floating point HDR texture filtering
- Bicubic filtering
- sRGB filtering (gamma/degamma)
- Percentage Closer Filtering (PCF)
- Depth & stencil texture (DST) format support
- Shared exponent HDR (RGBE 9:9:9:5) texture format support
