GPU model | R520 | RV620 |
---|---|---|
GPU variant | R520 GL | — |
Architecture | R500 | TeraScale |
Foundry | TSMC | TSMC |
Manufacturing process | 90 nm | 55 nm |
Number of transistors | 321 million | 181 million |
Die size | 288 mm² | 67 mm² |
Release date | Oct 1st, 2005 | 2008 |
---|---|---|
Generation | FireGL | FirePro Multi-View |
Production | End-of-life | End-of-life |
Launch price | 1,279 USD | — |
Interface | PCIe 1.0 x16 | PCI |
Reviews | 5 in our database | — |
GPU clock | 600 MHz | 500 MHz |
---|---|---|
Memory clock | 650 MHz 1300 Mbps effective | 500 MHz 1000 Mbps effective |
Memory size | 256 MB | 256 MB |
---|---|---|
Memory type | GDDR3 | DDR2 |
Memory bus width | 256 bit | 64 bit |
Bandwidth | 41.60 GB/s | 8.000 GB/s |
Pixel shaders | 16 | — |
---|---|---|
Vertex shaders | 8 | — |
TMUs | 16 | 4 |
ROPs | 16 | 4 |
Shading units | — | 40 |
Compute units | — | 2 |
Pixel rate | 9.600 GPixel/s | 2.000 GPixel/s |
---|---|---|
Vertex rate | 1.200 GVertices/s | — |
Texture rate | 9.600 GTexel/s | 2.000 GTexel/s |
FP32 (float) performance | — | 40.00 GFLOPS |
Slot width | Dual-slot | Single-slot |
---|---|---|
Length | 229 mm 9 inches | 170 mm 6.7 inches |
Width | 111 mm 4.4 inches | 69 mm 2.7 inches |
TDP | unknown | 15 W |
Suggested PSU | 200 W | 200 W |
Outputs | 2x DVI1x S-Video | 2x DisplayPort |
Power connectors | 1x 6-pin | None |
Board number | A520-31 | B403 |
DirectX | 9.0c (9_3) | 10.1 (10_1) |
---|---|---|
OpenGL | 2.1 | 3.3 |
OpenCL | — | — |
Vulkan | — | — |
Shader model | 3.0 | 4.1 |