GPU model | RV620 | G84 |
---|---|---|
GPU variant | RV620 LE | NB8P-GS |
Architecture | TeraScale | Tesla |
Foundry | TSMC | TSMC |
Manufacturing process | 55 nm | 80 nm |
Number of transistors | 181 million | 289 million |
Die size | 67 mm² | 169 mm² |
Release date | Jan 23rd, 2008 | — |
---|---|---|
Generation | Radeon R600 | — |
Production | End-of-life | — |
Interface | PCI | — |
Reviews | 7 in our database | — |
Predecessor | Radeon R500 PCIe | — |
Successor | Radeon R700 | — |
GPU clock | 600 MHz | 475 MHz |
---|---|---|
Memory clock | 400 MHz 800 Mbps effective | 700 MHz 1400 Mbps effective |
Shader clock | — | 950 MHz |
Memory size | 512 MB | 512 MB |
---|---|---|
Memory type | DDR2 | GDDR3 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 6.400 GB/s | 22.40 GB/s |
Shading units | 40 | 32 |
---|---|---|
TMUs | 4 | 16 |
ROPs | 4 | 8 |
Compute units | 2 | — |
Cache L2 | 64 KB | 32 KB |
SM count | — | 4 |
Pixel rate | 2.400 GPixel/s | 3.800 GPixel/s |
---|---|---|
Texture rate | 2.400 GTexel/s | 7.600 GTexel/s |
FP32 (float) performance | 48.00 GFLOPS | 60.80 GFLOPS |
Slot width | Single-slot | MXM Module |
---|---|---|
TDP | 25 W | 20 W |
Suggested PSU | 200 W | — |
Outputs | 1x DVI1x S-Video | No outputs |
Power connectors | None | — |
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 |
Release date | — | May 1st, 2007 |
---|---|---|
Generation | — | GeForce 8M (8000M) |
Production | — | End-of-life |
Interface | — | MXM-II |
Predecessor | — | GeForce Go 7 |
Successor | — | GeForce 9M |