GPU model | M82 | R480 |
---|---|---|
GPU variant | M82-SE | R480 |
Architecture | TeraScale | R400 |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 130 nm |
Number of transistors | 181 million | 160 million |
Die size | 67 mm² | 297 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 | 400 MHz |
---|---|---|
Memory clock | 400 MHz 800 Mbps effective | 490 MHz 980 Mbps effective |
Memory size | 256 MB | 256 MB |
---|---|---|
Memory type | DDR2 | GDDR3 |
Memory bus width | 64 bit | 256 bit |
Bandwidth | 6.400 GB/s | 31.36 GB/s |
Shading units | 40 | — |
---|---|---|
TMUs | 4 | 16 |
ROPs | 4 | 16 |
Compute units | 2 | — |
Cache L2 | 64 KB | — |
Pixel shaders | — | 16 |
Vertex shaders | — | 6 |
Pixel rate | 1.800 GPixel/s | 6.400 GPixel/s |
---|---|---|
Texture rate | 1.800 GTexel/s | 6.400 GTexel/s |
FP32 (float) performance | 36.00 GFLOPS | — |
Vertex rate | — | 600.0 MVertices/s |
Slot width | MXM Module | Single-slot |
---|---|---|
TDP | 12 W | unknown |
Outputs | No outputs | 2x DVI1x S-Video |
Suggested PSU | — | 200 W |
DirectX | 10.1 | 9.0b (9_2) |
---|---|---|
OpenGL | 3.3 | 2.1 |
OpenCL | — | — |
Vulkan | — | — |
Shader model | 4.1 | — |
Pixel shader | — | 2.0b |
Vertex shader | — | 2.0b |
Release date | — | Sep 15th, 2005 |
---|---|---|
Generation | — | Radeon R400 PCIe |
Production | — | End-of-life |
Interface | — | PCIe 1.0 x16 |
Reviews | — | 226 in our database |
Predecessor | — | Radeon R300 |
Successor | — | Radeon R500 PCIe |