ATI Mobility Radeon X1900 vs NVIDIA Quadro NVS 300M
Graphics Processor
| GPU model | M68 | G73 |
|---|---|---|
| Architecture | R500 | Curie |
| Foundry | TSMC | TSMC |
| Manufacturing process | 80 nm | 90 nm |
| Number of transistors | 384 million | 177 million |
| Die size | 230 mm² | 125 mm² |
Mobile graphics
| Release date | Jan 11th, 2007 | May 24th, 2006 |
|---|---|---|
| Generation | M6x (Mobility X1) | NVS Mobile |
| Production | End-of-life | End-of-life |
| Interface | PCIe 1.0 x16 | PCIe 1.0 x16 |
| Reviews | 2 in our database | 26 in our database |
| Predecessor | M5x | — |
| Successor | M7x | — |
Clocks
| GPU clock | 400 MHz | 500 MHz |
|---|---|---|
| Memory clock | 480 MHz 960 Mbps effective | 700 MHz 1400 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 256 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 30.72 GB/s | 22.40 GB/s |
Render Configuration
| Pixel shaders | 36 | 8 |
|---|---|---|
| Vertex shaders | 8 | 4 |
| TMUs | 12 | 8 |
| ROPs | 12 | 8 |
Performance
| Pixel rate | 4.800 GPixel/s | 4.000 GPixel/s |
|---|---|---|
| Vertex rate | 800.0 MVertices/s | 500.0 MVertices/s |
| Texture rate | 4.800 GTexel/s | 4.000 GTexel/s |
Dimensions & Outputs
| TDP | unknown | 16 W |
|---|---|---|
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 9.0c (9_3) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 2.1 | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 3.0 | 3.0 |
