GPU model | Robson | G71 |
---|---|---|
GPU variant | Robson XT | — |
Architecture | TeraScale 2 | Curie |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 90 nm |
Number of transistors | 292 million | 278 million |
Die size | 59 mm² | 196 mm² |
Release date | Nov 26th, 2010 | Apr 18th, 2006 |
---|---|---|
Generation | Vancouver (HD 6300M) | GeForce Go 7 (Go 7000) |
Production | End-of-life | End-of-life |
Interface | PCIe 2.0 x16 | PCIe 1.0 x16 |
Predecessor | Manhattan | GeForce Go 6 |
Successor | London | GeForce 8M |
GPU clock | 750 MHz | 500 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 600 MHz 1200 Mbps effective |
Memory size | 1024 MB | 512 MB |
---|---|---|
Memory type | GDDR3 | GDDR3 |
Memory bus width | 64 bit | 256 bit |
Bandwidth | 12.80 GB/s | 38.40 GB/s |
Shading units | 80 | — |
---|---|---|
TMUs | 8 | 24 |
ROPs | 4 | 16 |
Compute units | 2 | — |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 128 KB | — |
Pixel shaders | — | 24 |
Vertex shaders | — | 8 |
Pixel rate | 3.000 GPixel/s | 8.000 GPixel/s |
---|---|---|
Texture rate | 6.000 GTexel/s | 12.00 GTexel/s |
FP32 (float) performance | 120.0 GFLOPS | — |
Vertex rate | — | 1.000 GVertices/s |
TDP | 11 W | 45 W |
---|---|---|
Outputs | No outputs | No outputs |
Slot width | — | MXM Module |
Power connectors | — | None |
Board number | — | P469 |
DirectX | 11.2 (11_0) | 9.0c (9_3) |
---|---|---|
OpenGL | 4.4 | 2.1 |
OpenCL | 1.2 | — |
Vulkan | — | — |
Shader model | 5.0 | 3.0 |