GPU model | RV635 | G86 |
---|---|---|
GPU variant | RV635 PRO (215-0682008) | G86-300-A2 |
Architecture | TeraScale | Tesla |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 80 nm |
Number of transistors | 378 million | 210 million |
Die size | 135 mm² | 127 mm² |
Release date | Jan 23rd, 2008 | Apr 17th, 2007 |
---|---|---|
Generation | Radeon R600 | GeForce 8 |
Production | End-of-life | End-of-life |
Interface | AGP 8x | PCIe 1.0 x16 |
Reviews | 28 in our database | 33 in our database |
Predecessor | Radeon R500 PCIe | GeForce 7 PCIe |
Successor | Radeon R700 | GeForce 9 |
Launch price | — | 129 USD |
GPU clock | 725 MHz | 459 MHz |
---|---|---|
Memory clock | 500 MHz 1000 Mbps effective | 400 MHz 800 Mbps effective |
Shader clock | — | 918 MHz |
Memory size | 512 MB | 256 MB |
---|---|---|
Memory type | DDR2 | GDDR3 |
Memory bus width | 128 bit | 128 bit |
Bandwidth | 16.00 GB/s | 12.80 GB/s |
Shading units | 120 | 16 |
---|---|---|
TMUs | 8 | 8 |
ROPs | 4 | 4 |
Compute units | 3 | — |
Cache L2 | 128 KB | 32 KB |
SM count | — | 2 |
Pixel rate | 2.900 GPixel/s | 1.836 GPixel/s |
---|---|---|
Texture rate | 5.800 GTexel/s | 3.672 GTexel/s |
FP32 (float) performance | 174.0 GFLOPS | 29.38 GFLOPS |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | 65 W | 30 W |
Suggested PSU | 250 W | 200 W |
Outputs | 2x DVI1x S-Video | 1x DVI1x VGA1x S-Video |
Power connectors | None | None |
Board number | B381 | P403 |
Length | — | 229 mm 9 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 |