NVIDIA GeForce 6800 GT vs NVIDIA GeForce 9400M
Graphics Processor
| GPU model | NV40 | C79 |
|---|---|---|
| GPU variant | 6800 GT | C79MX |
| Architecture | Curie | Tesla |
| Foundry | TSMC | — |
| Manufacturing process | 130 nm | 65 nm |
| Number of transistors | 222 million | 314 million |
| Die size | 287 mm² | 144 mm² |
Graphics Card
| Release date | Apr 14th, 2004 | — |
|---|---|---|
| Generation | GeForce 6 AGP | — |
| Production | End-of-life | — |
| Interface | AGP 8x | — |
| Reviews | 115 in our database | — |
| Predecessor | GeForce FX | — |
| Successor | GeForce 7 AGP | — |
Clocks
| GPU clock | 350 MHz | 580 MHz |
|---|---|---|
| Memory clock | 250 MHz 500 Mbps effective | System Shared |
| Shader clock | — | 1400 MHz |
Memory Configuration
| Memory size | 128 MB | System Shared |
|---|---|---|
| Memory type | DDR | System Shared |
| Memory bus width | 256 bit | System Shared |
| Bandwidth | 16.00 GB/s | System Dependent |
Render Configuration
| Pixel shaders | 16 | — |
|---|---|---|
| Vertex shaders | 6 | — |
| TMUs | 16 | 8 |
| ROPs | 16 | 4 |
| Shading units | — | 16 |
| SM count | — | 2 |
Performance
| Pixel rate | 5.600 GPixel/s | 2.320 GPixel/s |
|---|---|---|
| Vertex rate | 525.0 MVertices/s | — |
| Texture rate | 5.600 GTexel/s | 4.640 GTexel/s |
| FP32 (float) performance | — | 44.80 GFLOPS |
Dimensions & Outputs
| Slot width | Single-slot | IGP |
|---|---|---|
| TDP | unknown | 12 W |
| Suggested PSU | 200 W | — |
| Outputs | 1x DVI1x VGA1x S-Video | No outputs |
| Power connectors | 1x Molex | — |
| Board number | P201, P212 | — |
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 | — | Oct 15th, 2008 |
|---|---|---|
| Generation | — | GeForce 9M IGP (9000M) |
| Production | — | End-of-life |
| Interface | — | PCIe 2.0 x16 |
| Predecessor | — | GeForce 8M IGP |
