GPU model | Seymour | G71 |
---|---|---|
GPU variant | Seymour XT (216-0810084) | G71-H-N-B1 |
Architecture | TeraScale 2 | Curie |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 90 nm |
Number of transistors | 370 million | 278 million |
Die size | 67 mm² | 196 mm² |
Release date | Jan 4th, 2011 | — |
---|---|---|
Generation | Vancouver (HD 6400M) | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Predecessor | Manhattan | — |
Successor | London | — |
GPU clock | 700 MHz | 500 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 725 MHz 1450 Mbps effective |
Memory size | 512 MB | 256 MB |
---|---|---|
Memory type | DDR3 | GDDR3 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 12.80 GB/s | 23.20 GB/s |
Shading units | 160 | — |
---|---|---|
TMUs | 8 | 12 |
ROPs | 4 | 8 |
Compute units | 2 | — |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 128 KB | — |
Pixel shaders | — | 12 |
Vertex shaders | — | 5 |
Pixel rate | 2.800 GPixel/s | 4.000 GPixel/s |
---|---|---|
Texture rate | 5.600 GTexel/s | 6.000 GTexel/s |
FP32 (float) performance | 224.0 GFLOPS | — |
Vertex rate | — | 625.0 MVertices/s |
TDP | 25 W | 27 W |
---|---|---|
Outputs | No outputs | 1x DVI1x VGA1x S-Video |
Slot width | — | Single-slot |
Suggested PSU | — | 200 W |
Power connectors | — | 1x Molex |
DirectX | 11.2 (11_0) | 9.0c (9_3) |
---|---|---|
OpenGL | 4.4 | 2.1 |
OpenCL | 1.2 | — |
Vulkan | — | — |
Shader model | 5.0 | 3.0 |
Release date | — | Jul 1st, 2006 |
---|---|---|
Generation | — | GeForce 7 AGP |
Production | — | End-of-life |
Interface | — | AGP 8x |
Reviews | — | 83 in our database |
Predecessor | — | GeForce 6 AGP |
Successor | — | GeForce 8 |