GPU model | Cedar | G98 |
---|---|---|
GPU variant | Cedar LE | — |
Architecture | TeraScale 2 | Tesla |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 65 nm |
Number of transistors | 292 million | 210 million |
Die size | 59 mm² | 86 mm² |
Release date | Dec 4th, 2011 | Jun 1st, 2008 |
---|---|---|
Generation | Northern Islands | GeForce 9 |
Predecessor | Evergreen | GeForce 8 |
Successor | Southern Islands | GeForce 200 |
Production | End-of-life | End-of-life |
Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
GPU clock | 650 MHz | 567 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 333 MHz 666 Mbps effective |
Shader clock | — | 1400 MHz |
Memory size | 1024 MB | 512 MB |
---|---|---|
Memory type | GDDR3 | DDR2 |
Memory bus width | 64 bit | 64 bit |
Bandwidth | 12.80 GB/s | 5.328 GB/s |
Shading units | 80 | 8 |
---|---|---|
TMUs | 8 | 4 |
ROPs | 4 | 4 |
Compute units | 2 | — |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 128 KB | 16 KB |
SM count | — | 1 |
Pixel rate | 2.600 GPixel/s | 2.268 GPixel/s |
---|---|---|
Texture rate | 5.200 GTexel/s | 2.268 GTexel/s |
FP32 (float) performance | 104.0 GFLOPS | 22.40 GFLOPS |
Slot width | Single-slot | Single-slot |
---|---|---|
Length | 168 mm 6.6 inches | — |
TDP | 19 W | unknown |
Suggested PSU | 200 W | 200 W |
Outputs | 1x DVI1x HDMI | 1x DVI1x HDMI1x VGA |
Power connectors | None | None |
Board number | — | P561 |
DirectX | 11.2 (11_0) | 11.1 (10_0) |
---|---|---|
OpenGL | 4.4 | 3.3 |
OpenCL | 1.2 | 1.1 |
Vulkan | — | — |
Shader model | 5.0 | 4.0 |
CUDA | — | 1.1 |