GPU model | Redwood | GF108 |
---|---|---|
GPU variant | Redwood PRO (215-0757004) | GF108-300-A1 |
Architecture | TeraScale 2 | Fermi |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 40 nm |
Number of transistors | 627 million | 585 million |
Die size | 104 mm² | 116 mm² |
Release date | Mar 20th, 2013 | Oct 11th, 2010 |
---|---|---|
Generation | Southern Islands | GeForce 400 |
Production | End-of-life | End-of-life |
Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
Predecessor | Northern Islands | GeForce 200 |
Successor | Sea Islands | GeForce 500 |
Launch price | — | 79 USD |
Reviews | — | 33 in our database |
GPU clock | 650 MHz | 700 MHz |
---|---|---|
Memory clock | 800 MHz 1600 Mbps effective | 800 MHz 1600 Mbps effective |
Shader clock | — | 1400 MHz |
Memory size | 1024 MB | 512 MB |
---|---|---|
Memory type | GDDR3 | DDR3 |
Memory bus width | 128 bit | 64 bit |
Bandwidth | 25.60 GB/s | 12.80 GB/s |
Shading units | 400 | 96 |
---|---|---|
TMUs | 20 | 16 |
ROPs | 8 | 4 |
Compute units | 5 | — |
Cache L1 | 8 KB (per CU) | 64 KB (per SM) |
Cache L2 | 256 KB | 128 KB |
SM count | — | 2 |
Pixel rate | 5.200 GPixel/s | 2.800 GPixel/s |
---|---|---|
Texture rate | 13.00 GTexel/s | 11.20 GTexel/s |
FP32 (float) performance | 520.0 GFLOPS | 268.8 GFLOPS |
FP64 (double) performance | — | 22.40 GFLOPS (1:12) |
Slot width | Single-slot | Single-slot |
---|---|---|
Length | 165 mm 6.5 inches | 145 mm 5.7 inches |
TDP | 39 W | 49 W |
Suggested PSU | 200 W | 200 W |
Outputs | 1x DVI1x HDMI1x VGA | 1x DVI1x HDMI1x VGA |
Power connectors | — | None |
Board number | — | P1071 |
DirectX | 11.2 (11_0) | 12 (11_0) |
---|---|---|
OpenGL | 4.4 | 4.6 |
OpenCL | 1.2 | 1.1 |
Vulkan | — | — |
Shader model | 5.0 | 5.1 |
CUDA | — | 2.1 |