GPU model | RV635 | G84 |
---|---|---|
GPU variant | RV635 PRO (215-0682008) | — |
Architecture | TeraScale | Tesla |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 80 nm |
Number of transistors | 378 million | 289 million |
Die size | 135 mm² | 169 mm² |
Release date | Jan 20th, 2008 | Sep 12th, 2007 |
---|---|---|
Generation | Radeon R600 | Quadro FX |
Production | End-of-life | End-of-life |
Interface | PCIe 2.0 x16 | PCIe 1.0 x16 |
Reviews | 28 in our database | 26 in our database |
Predecessor | Radeon R500 PCIe | — |
Successor | Radeon R700 | — |
Launch price | — | 699 USD |
GPU clock | 725 MHz | 460 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 400 MHz 800 Mbps effective |
Shader clock | — | 920 MHz |
Memory size | 256 MB | 512 MB |
---|---|---|
Memory type | GDDR3 | DDR2 |
Memory bus width | 128 bit | 256 bit |
Bandwidth | 25.60 GB/s | 25.60 GB/s |
Shading units | 120 | 32 |
---|---|---|
TMUs | 8 | 16 |
ROPs | 4 | 8 |
Compute units | 3 | — |
Cache L2 | 128 KB | 64 KB |
SM count | — | 4 |
Pixel rate | 2.900 GPixel/s | 3.680 GPixel/s |
---|---|---|
Texture rate | 5.800 GTexel/s | 7.360 GTexel/s |
FP32 (float) performance | 174.0 GFLOPS | 58.88 GFLOPS |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | 65 W | 42 W |
Suggested PSU | 250 W | 200 W |
Outputs | 2x DVI1x S-Video | 2x DVI1x S-Video |
Power connectors | None | None |
Board number | B381 | P588 |
Length | — | 168 mm 6.6 inches |
Width | — | 111 mm 4.4 inches |
DirectX | 10.1 (10_1) | 11.1 (10_0) |
---|---|---|
OpenGL | 3.3 | 3.3 |
OpenCL | — | 1.1 |
Vulkan | — | — |
Shader model | 4.1 | 4.0 |
CUDA | — | 1.1 |