Radeon X800 PRO
| Manufacturer: | ATI |
| Series: | Radeon R400 |
| Codename: | R420 |
| Release date: | 2004. May 01. |
| Die count: | 1 |
| Die size: | 281 mm2 |
| Fab: | 130 nm |
| Transistors: | 160 millions |
| Bus interface: | AGP 8x |
Clock rates
| Core clock: | 475 MHz |
| Memory clock: | 450 MHz |
| Effective memory clock (DDR): | 3600 MHz |
Memory
| Memory size: | 256 MB |
| Memory bus type: | GDDR3 |
| Memory bus width: | 256 bit |
| Memory bandwidth (maximum): | 28.8 GB/s |
Core units
| Pixel shader units: | 12 |
| Vertex shader units: | 6 |
| Texture mapping units (TMU): | 12 |
| Render output units (ROP): | 12 |
Supported Technologies:
| DirectX: | 9.0b |
| OpenGL: | 2.0 |
Performance
| Pixel fillrate: | 5.7 (GP/s) |
| Texture fillrate: | 5.7 (GT/s) |
| Vertex fillrate: | 0.713 (GV/s) |
| Thermal Design Power (TDP,Max): | 48 W |
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