ATI Radeon X1950 XT vs ATI Radeon X850 PRO AGP
Graphics Processor
| GPU model | R580+ | R481 |
|---|---|---|
| GPU variant | R580+ XT (215BAABKA31FG) | R481 PRO |
| Architecture | R500 | R400 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 90 nm | 130 nm |
| Number of transistors | 384 million | 160 million |
| Die size | 352 mm² | 297 mm² |
Graphics Card
| Release date | Oct 17th, 2006 | Sep 4th, 2005 |
|---|---|---|
| Generation | Radeon R500 PCIe | Radeon R400 AGP |
| Production | End-of-life | End-of-life |
| Interface | PCIe 1.0 x16 | AGP 8x |
| Reviews | 144 in our database | 58 in our database |
| Predecessor | Radeon R400 PCIe | Radeon R300 |
| Successor | Radeon R600 | Radeon R500 AGP |
| Launch price | — | 279 USD |
Clocks
| GPU clock | 625 MHz | 500 MHz |
|---|---|---|
| Memory clock | 900 MHz 1800 Mbps effective | 500 MHz 1000 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 256 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 256 bit | 256 bit |
| Bandwidth | 57.60 GB/s | 32.00 GB/s |
Render Configuration
| Pixel shaders | 48 | 12 |
|---|---|---|
| Vertex shaders | 8 | 6 |
| TMUs | 16 | 12 |
| ROPs | 16 | 12 |
Performance
| Pixel rate | 10.00 GPixel/s | 6.000 GPixel/s |
|---|---|---|
| Vertex rate | 1.250 GVertices/s | 750.0 MVertices/s |
| Texture rate | 10.00 GTexel/s | 6.000 GTexel/s |
Dimensions & Outputs
| Slot width | Dual-slot | Single-slot |
|---|---|---|
| TDP | 96 W | unknown |
| Suggested PSU | 250 W | 200 W |
| Outputs | 2x DVI1x S-Video | 1x DVI1x VGA1x S-Video |
| Power connectors | 1x 6-pin | 1x Molex |
| Board number | — | A475 |
API Support & Features
| DirectX | 9.0c (9_3) | 9.0b (9_2) |
|---|---|---|
| OpenGL | 2.1 (full) 3.0 (partial) | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 3.0 | — |
| Pixel shader | — | 2.0b |
| Vertex shader | — | 2.0b |
