ATI Mobility Radeon X1800 XT vs ATI Radeon X800 CrossFire Edition
Graphics Processor
| GPU model | M58 | R423 |
|---|---|---|
| GPU variant | M58 P (216PQKCKA15FG) | — |
| Architecture | R500 | R400 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 90 nm | 130 nm |
| Number of transistors | 321 million | 160 million |
| Die size | 288 mm² | 289 mm² |
Mobile graphics
| Release date | Mar 1st, 2006 | — |
|---|---|---|
| Generation | M5x (Mobility X1) | — |
| Production | End-of-life | — |
| Interface | PCIe 1.0 x16 | — |
| Reviews | 2 in our database | — |
| Predecessor | M2x | — |
| Successor | M6x | — |
Clocks
| GPU clock | 550 MHz | 500 MHz |
|---|---|---|
| Memory clock | 650 MHz 1300 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 | 41.60 GB/s | 32.00 GB/s |
Render Configuration
| Pixel shaders | 16 | 16 |
|---|---|---|
| Vertex shaders | 8 | 6 |
| TMUs | 16 | 16 |
| ROPs | 16 | 16 |
Performance
| Pixel rate | 8.800 GPixel/s | 8.000 GPixel/s |
|---|---|---|
| Vertex rate | 1.100 GVertices/s | 750.0 MVertices/s |
| Texture rate | 8.800 GTexel/s | 8.000 GTexel/s |
Dimensions & Outputs
| TDP | unknown | unknown |
|---|---|---|
| Outputs | No outputs | 2x DVI |
| Slot width | — | Dual-slot |
| Suggested PSU | — | 200 W |
| Power connectors | — | None |
API Support & Features
| DirectX | 9.0c (9_3) | 9.0b (9_2) |
|---|---|---|
| OpenGL | 2.1 | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 3.0 | — |
| Pixel shader | — | 2.0b |
| Vertex shader | — | 2.0b |
Other Features
Graphics Card
| Release date | — | Oct 28th, 2005 |
|---|---|---|
| Generation | — | Radeon R400 PCIe |
| Production | — | End-of-life |
| Interface | — | PCIe 1.0 x16 |
| Reviews | — | 226 in our database |
| Predecessor | — | Radeon R300 |
| Successor | — | Radeon R500 PCIe |
