GPU model | Caicos | GF108 |
---|---|---|
GPU variant | Khalidster | N11P-GV |
Architecture | TeraScale 2 | Fermi |
Foundry | TSMC | TSMC |
Manufacturing process | 40 nm | 40 nm |
Number of transistors | 370 million | 585 million |
Die size | 67 mm² | 116 mm² |
Release date | Jan 5th, 2012 | — |
---|---|---|
Generation | Southern Islands | — |
Production | End-of-life | — |
Interface | PCIe 2.0 x16 | — |
Predecessor | Northern Islands | — |
Successor | Sea Islands | — |
GPU clock | 750 MHz | 500 MHz |
---|---|---|
Memory clock | 900 MHz 3.6 Gbps effective | 800 MHz 1600 Mbps effective |
Shader clock | — | 1000 MHz |
Memory size | 1024 MB | 512 MB |
---|---|---|
Memory type | GDDR5 | DDR3 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 28.80 GB/s | 25.60 GB/s |
Shading units | 160 | 48 |
---|---|---|
TMUs | 8 | 8 |
ROPs | 4 | 4 |
Compute units | 2 | — |
Cache L1 | 8 KB (per CU) | 64 KB (per SM) |
Cache L2 | 128 KB | 256 KB |
SM count | — | 1 |
Pixel rate | 3.000 GPixel/s | 1.000 GPixel/s |
---|---|---|
Texture rate | 6.000 GTexel/s | 4.000 GTexel/s |
FP32 (float) performance | 240.0 GFLOPS | 96.00 GFLOPS |
FP64 (double) performance | — | 8.000 GFLOPS (1:12) |
Slot width | Single-slot | — |
---|---|---|
Length | 168 mm 6.6 inches | — |
TDP | 27 W | 12 W |
Suggested PSU | 200 W | — |
Outputs | 1x DVI1x DisplayPort | No outputs |
Power connectors | None | — |
Board number | C264 | — |
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 |
Release date | — | Sep 3rd, 2010 |
---|---|---|
Generation | — | GeForce 400M |
Production | — | End-of-life |
Interface | — | PCIe 2.0 x16 |
Predecessor | — | GeForce 300M |
Successor | — | GeForce 500M |