Radeon X1900 XT
| Manufacturer: | ATI |
| Series: | X1xxx (Radeon R500) |
| Codename: | R580 XT |
| Release date: | 2006. January 01. |
| Die count: | 1 |
| Die size: | 352 mm2 |
| Fab: | 90 nm |
| Transistors: | 384 millions |
| Bus interface: | PCI-E 1.0 x16 |
Clock rates
| Core clock: | 625 MHz |
| Memory clock: | 725 MHz |
| Effective memory clock (DDR): | 5800 MHz |
Memory
| Memory size: | 512, 256 MB |
| Memory bus type: | GDDR3 |
| Memory bus width: | 256 bit |
| Memory bandwidth (maximum): | 46.4 GB/s |
Core units
| Pixel shader units: | 48 |
| Vertex shader units: | 8 |
| Texture mapping units (TMU): | 16 |
| Render output units (ROP): | 16 |
Supported Technologies:
| DirectX: | 9.0c |
| OpenGL: | 2.0 |
Performance
| Pixel fillrate: | 10 (GP/s) |
| Texture fillrate: | 10 (GT/s) |
| Vertex fillrate: | 1.25 (GV/s) |
| Thermal Design Power (TDP,Max): | 100 W |
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