GPU model | M82 | G86 |
---|---|---|
Architecture | TeraScale | Tesla |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 80 nm |
Number of transistors | 181 million | 210 million |
Die size | 67 mm² | 127 mm² |
GPU variant | — | G86-603-A2 |
Release date | Jul 25th, 2008 | May 9th, 2007 |
---|---|---|
Generation | M8x (Mobility HD 3400) | GeForce 8M (8000M) |
Production | End-of-life | End-of-life |
Interface | MXM-II | PCIe 1.0 x16 |
Predecessor | M7x | GeForce Go 7 |
Successor | M9x | GeForce 9M |
GPU clock | 400 MHz | 450 MHz |
---|---|---|
Memory clock | 400 MHz 800 Mbps effective | 600 MHz 1200 Mbps effective |
Shader clock | — | 900 MHz |
Memory size | 256 MB | 512 MB |
---|---|---|
Memory type | DDR2 | GDDR3 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 6.400 GB/s | 19.20 GB/s |
Shading units | 40 | 16 |
---|---|---|
TMUs | 4 | 8 |
ROPs | 4 | 4 |
Compute units | 2 | — |
Cache L2 | 64 KB | 32 KB |
SM count | — | 2 |
Pixel rate | 1.600 GPixel/s | 1.800 GPixel/s |
---|---|---|
Texture rate | 1.600 GTexel/s | 3.600 GTexel/s |
FP32 (float) performance | 32.00 GFLOPS | 28.80 GFLOPS |
Slot width | MXM Module | — |
---|---|---|
TDP | 7 W | 14 W |
Outputs | No outputs | No outputs |
DirectX | 10.1 | 11.1 (10_0) |
---|---|---|
OpenGL | 3.3 | 3.3 |
OpenCL | — | 1.1 |
Vulkan | — | — |
Shader model | 4.1 | 4.0 |
CUDA | — | 1.1 |