GPU model | GK107 | GK208 |
---|---|---|
GPU variant | GK107-301-A2 | GT 740M |
Architecture | Kepler | Kepler 2.0 |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | 1,270 million | 1,020 million |
Die size | 118 mm² | 87 mm² |
Release date | Apr 24th, 2012 | — |
---|---|---|
Generation | GeForce 600 | — |
Production | End-of-life | — |
Interface | PCIe 3.0 x16 | — |
Predecessor | GeForce 500 | — |
Successor | GeForce 700 | — |
GPU clock | 875 MHz | 980 MHz |
---|---|---|
Memory clock | 891 MHz 1782 Mbps effective | 900 MHz 1800 Mbps effective |
Memory size | 1024 MB | 2 GB |
---|---|---|
Memory type | DDR3 | DDR3 |
Memory bus width | 128 bit | 64 bit |
Bandwidth | 28.51 GB/s | 14.40 GB/s |
Shading units | 192 | 384 |
---|---|---|
TMUs | 16 | 32 |
ROPs | 16 | 8 |
SMX count | 1 | 2 |
Cache L1 | 16 KB (per SMX) | 16 KB (per SMX) |
Cache L2 | 256 KB | 512 KB |
Pixel rate | 3.500 GPixel/s | 7.840 GPixel/s |
---|---|---|
Texture rate | 14.00 GTexel/s | 31.36 GTexel/s |
FP32 (float) performance | 336.0 GFLOPS | 752.6 GFLOPS |
FP64 (double) performance | 14.00 GFLOPS (1:24) | 31.36 GFLOPS (1:24) |
Slot width | Single-slot | MXM Module |
---|---|---|
Length | 145 mm 5.7 inches | — |
TDP | 50 W | 33 W |
Suggested PSU | 250 W | — |
Outputs | 1x DVI1x HDMI1x VGA | No outputs |
Power connectors | None | — |
Board number | P2011 | — |
DirectX | 12 (11_0) | 12 (11_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 3.0 | 3.0 |
Vulkan | 1.1 | 1.1 |
CUDA | 3.0 | 3.5 |
Shader model | 5.1 | 5.1 |
Release date | — | Aug 26th, 2013 |
---|---|---|
Generation | — | GeForce 700A |
Production | — | End-of-life |
Interface | — | PCIe 3.0 x8 |
Predecessor | — | GeForce 600A |
Successor | — | GeForce 800A |