GPU model | R420 | RV620 |
---|---|---|
GPU variant | R420 AIW | RV620 PRO (215-0670006) |
Architecture | R400 | TeraScale |
Foundry | TSMC | TSMC |
Manufacturing process | 130 nm | 55 nm |
Number of transistors | 160 million | 181 million |
Die size | 281 mm² | 67 mm² |
Release date | Apr 27th, 2005 | Jan 23rd, 2008 |
---|---|---|
Generation | All-In-Wonder | Radeon R600 |
Production | End-of-life | End-of-life |
Interface | AGP 8x | PCIe 2.0 x16 |
Reviews | 226 in our database | 1 in our database |
Predecessor | — | Radeon R500 PCIe |
Successor | — | Radeon R700 |
GPU clock | 425 MHz | 800 MHz |
---|---|---|
Memory clock | 400 MHz 800 Mbps effective | 950 MHz 1900 Mbps effective |
Memory size | 256 MB | 256 MB |
---|---|---|
Memory type | GDDR3 | GDDR3 |
Memory bus width | 256 bit | 64 bit |
Bandwidth | 25.60 GB/s | 15.20 GB/s |
Pixel shaders | 8 | — |
---|---|---|
Vertex shaders | 6 | — |
TMUs | 8 | 4 |
ROPs | 8 | 4 |
Shading units | — | 40 |
Compute units | — | 2 |
Cache L2 | — | 64 KB |
Pixel rate | 3.400 GPixel/s | 3.200 GPixel/s |
---|---|---|
Vertex rate | 637.5 MVertices/s | — |
Texture rate | 3.400 GTexel/s | 3.200 GTexel/s |
FP32 (float) performance | — | 64.00 GFLOPS |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | unknown | 30 W |
Suggested PSU | 200 W | 200 W |
Outputs | 1x DVI | 1x DVI1x VGA1x S-Video |
Power connectors | None | None |
Board number | A383-04 | B530 |
Part number | 100-714500 | — |
Length | — | 168 mm 6.6 inches |
DirectX | 9.0b (9_2) | 10.1 (10_1) |
---|---|---|
OpenGL | 2.1 | 3.3 |
OpenCL | — | — |
Vulkan | — | — |
Pixel shader | 2.0b | — |
Vertex shader | 2.0b | — |
Shader model | — | 4.1 |