GPU model | M82 | C78 |
---|---|---|
GPU variant | M82-SE | — |
Architecture | TeraScale | Tesla |
Foundry | TSMC | — |
Manufacturing process | 55 nm | 80 nm |
Number of transistors | 181 million | 210 million |
Die size | 67 mm² | 127 mm² |
Release date | Jul 25th, 2008 | — |
---|---|---|
Generation | M8x (Mobility HD 3400) | — |
Production | End-of-life | — |
Interface | MXM-II | — |
Predecessor | M7x | — |
Successor | M9x | — |
GPU clock | 450 MHz | 500 MHz |
---|---|---|
Memory clock | 400 MHz 800 Mbps effective | System Shared |
Shader clock | — | 1500 MHz |
Memory size | 256 MB | System Shared |
---|---|---|
Memory type | DDR2 | System Shared |
Memory bus width | 64 bit | System Shared |
Bandwidth | 6.400 GB/s | System Dependent |
Shading units | 40 | 16 |
---|---|---|
TMUs | 4 | 8 |
ROPs | 4 | 4 |
Compute units | 2 | — |
Cache L2 | 64 KB | — |
SM count | — | 2 |
Pixel rate | 1.800 GPixel/s | 2.000 GPixel/s |
---|---|---|
Texture rate | 1.800 GTexel/s | 4.000 GTexel/s |
FP32 (float) performance | 36.00 GFLOPS | 48.00 GFLOPS |
Slot width | MXM Module | IGP |
---|---|---|
TDP | 12 W | 40 W |
Outputs | No outputs | 1x DVI1x VGA1x S-Video |
DirectX | 10.1 | 11.1 (10_0) |
---|---|---|
OpenGL | 3.3 | 3.3 |
OpenCL | — | — |
Vulkan | — | — |
Shader model | 4.1 | 4.0 |
Release date | — | Apr 17th, 2007 |
---|---|---|
Generation | — | GeForce 8 IGP |
Production | — | End-of-life |
Interface | — | PCI |
Predecessor | — | GeForce 7 IGP |
Successor | — | GeForce 9 IGP |