GPU model | R423 | GT218 |
---|---|---|
GPU variant | R423 XT (215RBJAGA12F) | GT218-300-A2 |
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 | Dec 1st, 2004 | Oct 12th, 2009 |
---|---|---|
Generation | Radeon R400 PCIe | GeForce 200 |
Production | End-of-life | End-of-life |
Interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
Reviews | 226 in our database | — |
Predecessor | Radeon R300 | GeForce 9 |
Successor | Radeon R500 PCIe | GeForce 400 |
GPU clock | 500 MHz | 520 MHz |
---|---|---|
Memory clock | 500 MHz 1000 Mbps effective | 400 MHz 800 Mbps effective |
Shader clock | — | 1230 MHz |
Memory size | 256 MB | 512 MB |
---|---|---|
Memory type | GDDR3 | DDR3 |
Memory bus width | 256 bit | 64 bit |
Bandwidth | 32.00 GB/s | 6.400 GB/s |
Pixel shaders | 16 | — |
---|---|---|
Vertex shaders | 6 | — |
TMUs | 16 | 8 |
ROPs | 16 | 4 |
Shading units | — | 16 |
SM count | — | 2 |
Cache L2 | — | 32 KB |
Pixel rate | 8.000 GPixel/s | 2.080 GPixel/s |
---|---|---|
Vertex rate | 750.0 MVertices/s | — |
Texture rate | 8.000 GTexel/s | 4.160 GTexel/s |
FP32 (float) performance | — | 39.36 GFLOPS |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | 54 W | 31 W |
Suggested PSU | 250 W | 200 W |
Outputs | 1x DVI1x VGA1x S-Video | 1x DVI1x DisplayPort1x VGA |
Power connectors | 1x 6-pin | None |
Board number | A319 | P691, P873 |
Length | — | 168 mm 6.6 inches |
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 |