GPU model | G84 | G71 |
---|---|---|
GPU variant | G84-400-A2 | QDFX-1500-N-A2 |
Architecture | Tesla | Curie |
Foundry | TSMC | TSMC |
Manufacturing process | 80 nm | 90 nm |
Number of transistors | 289 million | 278 million |
Die size | 169 mm² | 196 mm² |
Release date | Apr 17th, 2007 | Apr 20th, 2006 |
---|---|---|
Generation | GeForce 8 | Quadro FX |
Production | End-of-life | End-of-life |
Launch price | 199 USD | 699 USD |
Interface | PCIe 1.0 x16 | PCIe 1.0 x16 |
Reviews | 183 in our database | 26 in our database |
Predecessor | GeForce 7 PCIe | — |
Successor | GeForce 9 | — |
GPU clock | 675 MHz | 325 MHz |
---|---|---|
Shader clock | 1450 MHz | — |
Memory clock | 1000 MHz 2 Gbps effective | 625 MHz 1250 Mbps effective |
Memory size | 256 MB | 256 MB |
---|---|---|
Memory type | GDDR3 | GDDR3 |
Memory bus width | 128 bit | 256 bit |
Bandwidth | 32.00 GB/s | 40.00 GB/s |
Shading units | 32 | — |
---|---|---|
TMUs | 16 | 16 |
ROPs | 8 | 16 |
SM count | 4 | — |
Cache L2 | 32 KB | — |
Pixel shaders | — | 16 |
Vertex shaders | — | 6 |
Pixel rate | 5.400 GPixel/s | 5.200 GPixel/s |
---|---|---|
Texture rate | 10.80 GTexel/s | 5.200 GTexel/s |
FP32 (float) performance | 92.80 GFLOPS | — |
Vertex rate | — | 487.5 MVertices/s |
Slot width | Single-slot | Single-slot |
---|---|---|
Length | 198 mm 7.8 inches | 173 mm 6.8 inches |
TDP | 60 W | 65 W |
Suggested PSU | 250 W | 250 W |
Outputs | 2x DVI1x S-Video | 2x DVI1x S-Video |
Power connectors | 1x 6-pin | None |
Board number | P401 | P455 |
Width | — | 111 mm 4.4 inches |
DirectX | 11.1 (10_0) | 9.0c (9_3) |
---|---|---|
OpenGL | 3.3 | 2.1 |
OpenCL | 1.1 | — |
Vulkan | — | — |
CUDA | 1.1 | — |
Shader model | 4.0 | 3.0 |