GPU model | RV670 | G94B |
---|---|---|
Architecture | TeraScale | Tesla |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 55 nm |
Number of transistors | 666 million | 505 million |
Die size | 192 mm² | 196 mm² |
Release date | Nov 8th, 2007 | Mar 10th, 2009 |
---|---|---|
Generation | FireStream | GeForce 100 |
Production | End-of-life | End-of-life |
Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
Predecessor | — | GeForce 9 |
Successor | — | GeForce 200 |
GPU clock | 800 MHz | 650 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 900 MHz 1800 Mbps effective |
Shader clock | — | 1625 MHz |
Memory size | 2 GB | 1024 MB |
---|---|---|
Memory type | GDDR3 | GDDR3 |
Memory bus width | 256 bit | 256 bit |
Bandwidth | 51.20 GB/s | 57.60 GB/s |
Shading units | 320 | 64 |
---|---|---|
TMUs | 16 | 32 |
ROPs | 16 | 16 |
Compute units | 4 | — |
Cache L2 | 256 KB | 64 KB |
SM count | — | 8 |
Pixel rate | 12.80 GPixel/s | 10.40 GPixel/s |
---|---|---|
Texture rate | 12.80 GTexel/s | 20.80 GTexel/s |
FP32 (float) performance | 512.0 GFLOPS | 208.0 GFLOPS |
FP64 (double) performance | 102.4 GFLOPS (1:5) | — |
Slot width | Dual-slot | Single-slot |
---|---|---|
Length | 241 mm 9.5 inches | 229 mm 9 inches |
Width | 111 mm 4.4 inches | — |
TDP | 105 W | 105 W |
Suggested PSU | 300 W | 300 W |
Outputs | 2x DVI1x S-Video | 2x DVI1x S-Video |
Power connectors | 1x 6-pin | 1x 6-pin |
Board number | — | P545 |
DirectX | 10.1 (10_1) | 11.1 (10_0) |
---|---|---|
OpenGL | 3.3 (full) 4.0 (partial) | 3.3 |
OpenCL | — | 1.1 |
Vulkan | — | — |
Shader model | 4.1 | 4.0 |
CUDA | — | 1.1 |