GPU model | GK208 | GF108 |
---|---|---|
Architecture | Kepler 2.0 | Fermi |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 40 nm |
Number of transistors | 1,020 million | 585 million |
Die size | 87 mm² | 116 mm² |
GPU variant | — | GF108-400-A1 |
Release date | Oct 1st, 2013 | Jun 18th, 2014 |
---|---|---|
Generation | GeForce 600 | GeForce 700 |
Production | End-of-life | End-of-life |
Interface | PCIe 3.0 x8 | PCIe 2.0 x16 |
Predecessor | GeForce 500 | GeForce 600 |
Successor | GeForce 700 | GeForce 900 |
GPU clock | 967 MHz | 700 MHz |
---|---|---|
Memory clock | 900 MHz 1800 Mbps effective | 800 MHz 1600 Mbps effective |
Shader clock | — | 1400 MHz |
Memory size | 1024 MB | 2 GB |
---|---|---|
Memory type | DDR3 | DDR3 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 14.40 GB/s | 25.60 GB/s |
Shading units | 384 | 96 |
---|---|---|
TMUs | 32 | 16 |
ROPs | 8 | 4 |
SMX count | 2 | — |
Cache L1 | 16 KB (per SMX) | 64 KB (per SM) |
Cache L2 | 512 KB | 256 KB |
SM count | — | 2 |
Pixel rate | 7.736 GPixel/s | 2.800 GPixel/s |
---|---|---|
Texture rate | 30.94 GTexel/s | 11.20 GTexel/s |
FP32 (float) performance | 742.7 GFLOPS | 268.8 GFLOPS |
FP64 (double) performance | 30.94 GFLOPS (1:24) | 22.40 GFLOPS (1:12) |
Slot width | Single-slot | Single-slot |
---|---|---|
Length | 145 mm 5.7 inches | 145 mm 5.7 inches |
TDP | 35 W | 49 W |
Suggested PSU | 200 W | 200 W |
Outputs | 1x DVI1x HDMI1x VGA | 1x DVI1x HDMI1x VGA |
Power connectors | None | None |
Board number | P2130 | P1070, P1071 |
DirectX | 12 (11_0) | 12 (11_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 3.0 | 1.1 |
Vulkan | 1.1 | — |
CUDA | 3.5 | 2.1 |
Shader model | 5.1 | 5.1 |