ATI Mobility Radeon X2500 vs NVIDIA GeForce 9100M G mGPU Intel
Graphics Processor
| GPU model | M66 | C79 |
|---|---|---|
| Architecture | R500 | Tesla |
| Foundry | TSMC | — |
| Manufacturing process | 90 nm | 65 nm |
| Number of transistors | 157 million | 314 million |
| Die size | 150 mm² | 144 mm² |
| GPU variant | — | MCP79MX-B2 |
Mobile graphics
| Release date | Jun 1st, 2007 | — |
|---|---|---|
| Generation | M6x (Mobility X2) | — |
| Production | End-of-life | — |
| Interface | PCIe 1.0 x16 | — |
| Reviews | 2 in our database | — |
| Predecessor | M5x | — |
| Successor | M7x | — |
Clocks
| GPU clock | 460 MHz | 450 MHz |
|---|---|---|
| Memory clock | 400 MHz 800 Mbps effective | System Shared |
| Shader clock | — | 1100 MHz |
Memory Configuration
| Memory size | 256 MB | System Shared |
|---|---|---|
| Memory type | DDR2 | System Shared |
| Memory bus width | 128 bit | System Shared |
| Bandwidth | 12.80 GB/s | System Dependent |
Render Configuration
| Pixel shaders | 12 | — |
|---|---|---|
| Vertex shaders | 5 | — |
| TMUs | 4 | 8 |
| ROPs | 4 | 4 |
| Shading units | — | 8 |
| SM count | — | 1 |
Performance
| Pixel rate | 1.840 GPixel/s | 1.800 GPixel/s |
|---|---|---|
| Vertex rate | 575.0 MVertices/s | — |
| Texture rate | 1.840 GTexel/s | 3.600 GTexel/s |
| FP32 (float) performance | — | 17.60 GFLOPS |
Dimensions & Outputs
| TDP | unknown | 12 W |
|---|---|---|
| Outputs | No outputs | No outputs |
| Slot width | — | IGP |
API Support & Features
| DirectX | 9.0c (9_3) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 2.1 | 3.3 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 3.0 | 4.0 |
Other Features
Integrated Graphics
| Release date | — | Jul 29th, 2008 |
|---|---|---|
| Generation | — | GeForce 9M IGP (9000M) |
| Production | — | End-of-life |
| Interface | — | PCIe 2.0 x16 |
| Predecessor | — | GeForce 8M IGP |
