ATI Mobility Radeon HD 2600 XT vs NVIDIA GeForce 6800 GS
Graphics Processor
| GPU model | M76 | NV40 |
|---|---|---|
| GPU variant | M76 XT | — |
| Architecture | TeraScale | Curie |
| Foundry | TSMC | TSMC |
| Manufacturing process | 65 nm | 130 nm |
| Number of transistors | 390 million | 222 million |
| Die size | 153 mm² | 287 mm² |
Mobile graphics
| Release date | May 14th, 2007 | — |
|---|---|---|
| Generation | M7x (Mobility HD 2000) | — |
| Production | End-of-life | — |
| Interface | MXM-II | — |
| Reviews | 2 in our database | — |
| Predecessor | M6x | — |
| Successor | M8x | — |
Clocks
| GPU clock | 680 MHz | 350 MHz |
|---|---|---|
| Memory clock | 750 MHz 1500 Mbps effective | 500 MHz 1000 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 256 MB |
|---|---|---|
| Memory type | GDDR3 | GDDR3 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 24.00 GB/s | 32.00 GB/s |
Render Configuration
| Shading units | 120 | — |
|---|---|---|
| TMUs | 8 | 12 |
| ROPs | 4 | 12 |
| Compute units | 3 | — |
| Cache L2 | 64 KB | — |
| Pixel shaders | — | 12 |
| Vertex shaders | — | 5 |
Performance
| Pixel rate | 2.720 GPixel/s | 4.200 GPixel/s |
|---|---|---|
| Texture rate | 5.440 GTexel/s | 4.200 GTexel/s |
| FP32 (float) performance | 163.2 GFLOPS | — |
| Vertex rate | — | 437.5 MVertices/s |
Dimensions & Outputs
| Slot width | MXM Module | Single-slot |
|---|---|---|
| TDP | unknown | unknown |
| Outputs | No outputs | 1x DVI1x VGA1x S-Video |
| Suggested PSU | — | 200 W |
| Power connectors | — | 1x Molex |
| Board number | — | P201 |
API Support & Features
| DirectX | 10.0 (10_0) | 9.0c (9_3) |
|---|---|---|
| OpenGL | 3.3 | 2.1 |
| OpenCL | — | — |
| Vulkan | — | — |
| Shader model | 4.0 | 3.0 |
Other Features
Graphics Card
| Release date | — | Dec 8th, 2005 |
|---|---|---|
| Generation | — | GeForce 6 AGP |
| Production | — | End-of-life |
| Interface | — | AGP 8x |
| Reviews | — | 115 in our database |
| Predecessor | — | GeForce FX |
| Successor | — | GeForce 7 AGP |
