GPU model | RV635 | RV730 |
---|---|---|
GPU variant | RV635 PRO (215-0682008) | RV730 PRO (215-0719056) |
Architecture | TeraScale | TeraScale |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 55 nm |
Number of transistors | 378 million | 514 million |
Die size | 135 mm² | 146 mm² |
Release date | Jan 23rd, 2008 | Sep 10th, 2008 |
---|---|---|
Generation | Radeon R600 | Radeon R700 |
Production | End-of-life | End-of-life |
Interface | AGP 8x | AGP 8x |
Reviews | 28 in our database | 20 in our database |
Predecessor | Radeon R500 PCIe | Radeon R600 |
Successor | Radeon R700 | Evergreen |
GPU clock | 725 MHz | 600 MHz |
---|---|---|
Memory clock | 500 MHz 1000 Mbps effective | 400 MHz 800 Mbps effective |
Memory size | 512 MB | 512 MB |
---|---|---|
Memory type | DDR2 | DDR2 |
Memory bus width | 128 bit | 128 bit |
Bandwidth | 16.00 GB/s | 12.80 GB/s |
Shading units | 120 | 320 |
---|---|---|
TMUs | 8 | 32 |
ROPs | 4 | 8 |
Compute units | 3 | 4 |
Cache L2 | 128 KB | 128 KB |
Cache L1 | — | 16 KB (per CU) |
Pixel rate | 2.900 GPixel/s | 4.800 GPixel/s |
---|---|---|
Texture rate | 5.800 GTexel/s | 19.20 GTexel/s |
FP32 (float) performance | 174.0 GFLOPS | 384.0 GFLOPS |
Slot width | Single-slot | Single-slot |
---|---|---|
TDP | 65 W | 48 W |
Suggested PSU | 250 W | 200 W |
Outputs | 2x DVI1x S-Video | 1x DVI1x HDMI1x VGA |
Power connectors | None | — |
Board number | B381 | — |
DirectX | 10.1 (10_1) | 10.1 (10_1) |
---|---|---|
OpenGL | 3.3 | 3.3 |
OpenCL | — | 1.1 |
Vulkan | — | — |
Shader model | 4.1 | 4.1 |