GPU model | GF117 | GK107 |
---|---|---|
GPU variant | N14M-GL | GT 740M |
Architecture | Fermi 2.0 | Kepler |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | 585 million | 1,270 million |
Die size | 116 mm² | 118 mm² |
Release date | Mar 24th, 2014 | Apr 1st, 2013 |
---|---|---|
Generation | GeForce 800M | GeForce 700M |
Production | End-of-life | End-of-life |
Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
Predecessor | GeForce 700M | GeForce 600M |
Successor | GeForce 900M | GeForce 800M |
GPU clock | 738 MHz | 810 MHz |
---|---|---|
Shader clock | 1476 MHz | — |
Memory clock | 900 MHz 1800 Mbps effective | 901 MHz 1802 Mbps effective |
Memory size | 1024 MB | 2 GB |
---|---|---|
Memory type | DDR3 | DDR3 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 14.40 GB/s | 28.83 GB/s |
Shading units | 48 | 384 |
---|---|---|
TMUs | 8 | 32 |
ROPs | 8 | 16 |
SM count | 1 | — |
Cache L1 | 64 KB (per SM) | 16 KB (per SMX) |
Cache L2 | 128 KB | 256 KB |
SMX count | — | 2 |
Pixel rate | 1.476 GPixel/s | 6.480 GPixel/s |
---|---|---|
Texture rate | 5.904 GTexel/s | 25.92 GTexel/s |
FP32 (float) performance | 141.7 GFLOPS | 622.1 GFLOPS |
FP64 (double) performance | 11.81 GFLOPS (1:12) | 25.92 GFLOPS (1:24) |
TDP | 15 W | 45 W |
---|---|---|
Outputs | No outputs | No outputs |
Slot width | — | MXM Module |
DirectX | 12 (11_0) | 12 (11_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 1.1 | 3.0 |
Vulkan | — | 1.1 |
CUDA | 2.1 | 3.0 |
Shader model | 5.1 | 5.1 |