ATI Radeon X800 SE AGP vs NVIDIA GeForce 6800 XT
Graphics Processor
| GPU model | R420 | NV40 |
|---|---|---|
| GPU variant | R420 SE | — |
| Architecture | R400 | Curie |
| Foundry | TSMC | TSMC |
| Manufacturing process | 130 nm | 130 nm |
| Number of transistors | 160 million | 222 million |
| Die size | 281 mm² | 287 mm² |
Graphics Card
| Release date | Sep 1st, 2004 | Sep 30th, 2005 |
|---|---|---|
| Generation | Radeon R400 AGP | GeForce 6 AGP |
| Production | End-of-life | End-of-life |
| Interface | AGP 8x | AGP 8x |
| Reviews | 226 in our database | 115 in our database |
| Predecessor | Radeon R300 | GeForce FX |
| Successor | Radeon R500 AGP | GeForce 7 AGP |
Clocks
| GPU clock | 450 MHz | 300 MHz |
|---|---|---|
| Memory clock | 400 MHz 800 Mbps effective | 350 MHz 700 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 256 MB |
|---|---|---|
| Memory type | DDR | DDR |
| Memory bus width | 256 bit | 256 bit |
| Bandwidth | 25.60 GB/s | 22.40 GB/s |
Render Configuration
| Pixel shaders | 8 | 8 |
|---|---|---|
| Vertex shaders | 6 | 4 |
| TMUs | 8 | 8 |
| ROPs | 8 | 8 |
Performance
| Pixel rate | 3.600 GPixel/s | 2.400 GPixel/s |
|---|---|---|
| Vertex rate | 675.0 MVertices/s | 300.0 MVertices/s |
| Texture rate | 3.600 GTexel/s | 2.400 GTexel/s |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| TDP | unknown | unknown |
| Suggested PSU | 200 W | 200 W |
| Outputs | 1x DVI1x VGA1x S-Video | 1x DVI1x VGA1x S-Video |
| Power connectors | 1x Molex | 1x Molex |
| Board number | — | P212 |
API Support & Features
| DirectX | 9.0b (9_2) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 2.1 | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Pixel shader | 2.0b | — |
| Vertex shader | 2.0b | — |
| Shader model | — | 3.0 |
