GPU model | R423 | GT218 |
---|---|---|
GPU variant | R423 PRO | GT218 GL |
Architecture | R400 | Tesla 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 130 nm | 40 nm |
Number of transistors | 160 million | 260 million |
Die size | 289 mm² | 57 mm² |
Release date | May 1st, 2004 | Dec 1st, 2009 |
---|---|---|
Generation | Radeon R400 PCIe | Quadro FX |
Production | End-of-life | End-of-life |
Interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
Reviews | 226 in our database | 26 in our database |
Predecessor | Radeon R300 | — |
Successor | Radeon R500 PCIe | — |
Launch price | — | 169 USD |
GPU clock | 475 MHz | 550 MHz |
---|---|---|
Memory clock | 450 MHz 900 Mbps effective | 800 MHz 1600 Mbps effective |
Shader clock | — | 1375 MHz |
Memory size | 256 MB | 512 MB |
---|---|---|
Memory type | GDDR3 | GDDR3 |
Memory bus width | 256 bit | 64 bit |
Bandwidth | 28.80 GB/s | 12.80 GB/s |
Pixel shaders | 12 | — |
---|---|---|
Vertex shaders | 6 | — |
TMUs | 12 | 8 |
ROPs | 12 | 4 |
Shading units | — | 16 |
SM count | — | 2 |
Cache L2 | — | 32 KB |
Pixel rate | 5.700 GPixel/s | 2.200 GPixel/s |
---|---|---|
Vertex rate | 712.5 MVertices/s | — |
Texture rate | 5.700 GTexel/s | 4.400 GTexel/s |
FP32 (float) performance | — | 44.00 GFLOPS |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | 48 W | 28 W |
Suggested PSU | 200 W | 200 W |
Outputs | 1x DVI1x VGA1x S-Video | 1x DVI1x DisplayPort |
Power connectors | 1x Molex | None |
Length | — | 168 mm 6.6 inches |
Width | — | 69 mm 2.7 inches |
Board number | — | P690 |
DirectX | 9.0b (9_2) | 11.1 (10_1) |
---|---|---|
OpenGL | 2.1 | 3.3 |
OpenCL | — | 1.1 |
Vulkan | — | — |
Pixel shader | 2.0b | — |
Vertex shader | 2.0b | — |
CUDA | — | 1.2 |
Shader model | — | 4.1 |