GPU model | RS740 | C77 |
---|---|---|
Architecture | R400 | Tesla |
Manufacturing process | 55 nm | 80 nm |
Number of transistors | 120 million | 210 million |
Die size | 73 mm² | 127 mm² |
GPU variant | — | MCP77MV-A2 |
Release date | Mar 4th, 2008 | Jun 3rd, 2008 |
---|---|---|
Generation | Radeon IGP (2000) | GeForce 8M IGP (8000M) |
Production | End-of-life | End-of-life |
Interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
Predecessor | — | GeForce 7M IGP |
Successor | — | GeForce 9M IGP |
GPU clock | 400 MHz | 400 MHz |
---|---|---|
Memory clock | System Shared | System Shared |
Shader clock | — | 800 MHz |
Memory size | System Shared | System Shared |
---|---|---|
Memory type | System Shared | System Shared |
Memory bus width | System Shared | System Shared |
Bandwidth | System Dependent | System Dependent |
Pixel shaders | 4 | — |
---|---|---|
Vertex shaders | 2 | — |
TMUs | 4 | 4 |
ROPs | 4 | 4 |
Shading units | — | 16 |
SM count | — | 2 |
Pixel rate | 1.600 GPixel/s | 1.600 GPixel/s |
---|---|---|
Vertex rate | 200.0 MVertices/s | — |
Texture rate | 1.600 GTexel/s | 1.600 GTexel/s |
FP32 (float) performance | — | 25.60 GFLOPS |
Slot width | IGP | IGP |
---|---|---|
TDP | unknown | 12 W |
Outputs | No outputs | No outputs |
DirectX | 9.0b (9_2) | 11.1 (10_0) |
---|---|---|
OpenGL | 2.0 | 3.3 |
OpenCL | — | — |
Vulkan | — | — |
Pixel shader | 2.0b | — |
Vertex shader | 2.0b | — |
Shader model | — | 4.0 |