GPU model | GM108 | GK107 |
---|---|---|
GPU variant | N15S-GT | N14P-LP |
Architecture | Maxwell | Kepler |
Foundry | TSMC | TSMC |
Manufacturing process | 28 nm | 28 nm |
Number of transistors | unknown | 1,270 million |
Die size | unknown | 118 mm² |
Release date | Mar 12th, 2014 | Apr 1st, 2013 |
---|---|---|
Generation | GeForce 800M | GeForce 700M |
Production | End-of-life | End-of-life |
Interface | PCIe 3.0 x8 | PCIe 3.0 x16 |
Predecessor | GeForce 700M | GeForce 600M |
Successor | GeForce 900M | GeForce 800M |
Base clock | 1029 MHz | — |
---|---|---|
Boost clock | 1124 MHz | — |
Memory clock | 1001 MHz 2 Gbps effective | 900 MHz 1800 Mbps effective |
GPU clock | — | 837 MHz |
Memory size | 2 GB | 2 GB |
---|---|---|
Memory type | DDR3 | DDR3 |
Memory bus width | 64 bit | 128 bit |
Bandwidth | 16.02 GB/s | 28.80 GB/s |
Shading units | 384 | 384 |
---|---|---|
TMUs | 16 | 32 |
ROPs | 8 | 16 |
SMM count | 3 | — |
Cache L1 | 64 KB (per SMM) | 16 KB (per SMX) |
Cache L2 | 1024 KB | 256 KB |
SMX count | — | 2 |
Pixel rate | 8.992 GPixel/s | 6.696 GPixel/s |
---|---|---|
Texture rate | 17.98 GTexel/s | 26.78 GTexel/s |
FP32 (float) performance | 863.2 GFLOPS | 642.8 GFLOPS |
FP64 (double) performance | 26.98 GFLOPS (1:32) | 26.78 GFLOPS (1:24) |
Slot width | IGP | IGP |
---|---|---|
TDP | 33 W | 45 W |
Outputs | No outputs | No outputs |
DirectX | 12 (11_0) | 12 (11_0) |
---|---|---|
OpenGL | 4.6 | 4.6 |
OpenCL | 3.0 | 3.0 |
Vulkan | 1.1 | 1.1 |
CUDA | 5.0 | 3.0 |
Shader model | 5.1 | 5.1 |