ATI Mobility Radeon X700 vs NVIDIA GeForce 8400M GT
Graphics Processor
| GPU model | M26 | G86 |
|---|---|---|
| Architecture | R400 | Tesla |
| Foundry | TSMC | TSMC |
| Manufacturing process | 110 nm | 80 nm |
| Number of transistors | 120 million | 210 million |
| Die size | 156 mm² | 127 mm² |
| GPU variant | — | G86-603-A2 |
Mobile graphics
| Release date | Mar 1st, 2005 | May 9th, 2007 |
|---|---|---|
| Generation | M2x (Mobility X1) | GeForce 8M (8000M) |
| Production | End-of-life | End-of-life |
| Interface | PCIe 1.0 x16 | PCIe 1.0 x16 |
| Reviews | 2 in our database | — |
| Predecessor | M1x | GeForce Go 7 |
| Successor | M5x | GeForce 9M |
Clocks
| GPU clock | 350 MHz | 450 MHz |
|---|---|---|
| Memory clock | 300 MHz 600 Mbps effective | 600 MHz 1200 Mbps effective |
| Shader clock | — | 900 MHz |
Memory Configuration
| Memory size | 128 MB | 512 MB |
|---|---|---|
| Memory type | DDR | GDDR3 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 9.600 GB/s | 19.20 GB/s |
Render Configuration
| Pixel shaders | 8 | — |
|---|---|---|
| Vertex shaders | 6 | — |
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Shading units | — | 16 |
| SM count | — | 2 |
| Cache L2 | — | 32 KB |
Performance
| Pixel rate | 1.400 GPixel/s | 1.800 GPixel/s |
|---|---|---|
| Vertex rate | 525.0 MVertices/s | — |
| Texture rate | 2.800 GTexel/s | 3.600 GTexel/s |
| FP32 (float) performance | — | 28.80 GFLOPS |
Dimensions & Outputs
| TDP | unknown | 14 W |
|---|---|---|
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 9.0b (9_2) | 11.1 (10_0) |
|---|---|---|
| OpenGL | 2.1 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Pixel shader | 2.0b | — |
| Vertex shader | 2.0b | — |
| CUDA | — | 1.1 |
| Shader model | — | 4.0 |
