GPU model | Cedar | RV100 |
---|---|---|
Architecture | TeraScale 2 | Rage 6 |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 180 nm |
Number of transistors | 292 million | 30 million |
Die size | 59 mm² | 80 mm² |
Release date | Jan 5th, 2012 | Mar 14th, 2004 |
---|---|---|
Generation | Southern Islands | Radeon R100 |
Production | End-of-life | End-of-life |
Interface | PCI | AGP 4x |
Predecessor | Northern Islands | Rage 6 |
Successor | Sea Islands | Radeon R200 |
GPU clock | 650 MHz | 183 MHz |
---|---|---|
Memory clock | 500 MHz 1000 Mbps effective | 183 MHz 366 Mbps effective |
Memory size | 512 MB | 32 MB |
---|---|---|
Memory type | GDDR3 | DDR |
Memory bus width | 64 bit | 64 bit |
Bandwidth | 8.000 GB/s | 2.928 GB/s |
Shading units | 80 | — |
---|---|---|
TMUs | 8 | 3 |
ROPs | 4 | 1 |
Compute units | 2 | — |
Cache L1 | 8 KB (per CU) | — |
Cache L2 | 128 KB | — |
Pixel shaders | — | 1 |
Vertex shaders | — | 0 |
Pixel rate | 2.600 GPixel/s | 183.0 MPixel/s |
---|---|---|
Texture rate | 5.200 GTexel/s | 549.0 MTexel/s |
FP32 (float) performance | 104.0 GFLOPS | — |
Slot width | Single-slot | Single-slot |
---|---|---|
Length | 168 mm 6.6 inches | — |
TDP | 19 W | 23 W |
Suggested PSU | 200 W | 200 W |
Outputs | 1x DVI1x HDMI | 1x DVI1x VGA1x S-Video |
Power connectors | — | None |
Board number | — | 785 |
DirectX | 11.2 (11_0) | 7.0 |
---|---|---|
OpenGL | 4.4 | 1.3 |
OpenCL | 1.2 | — |
Vulkan | — | — |
Shader model | 5.0 | — |
Pixel shader | — | 1.4 |
Vertex shader | — | 1.1 |