NVIDIA GeForce 720M vs NVIDIA GeForce 830M
Processeur graphique
| Nom du GPU | GF117 | GM108 |
|---|---|---|
| GPU variant | N14M-GE | — |
| Architecture | Fermi 2.0 | Maxwell |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 28 nm |
| Transistors | 585 million | unknown |
| Taille des matrices | 116 mm² | unknown |
Graphiques mobiles
| Date de publication | Apr 1st, 2013 | Mar 12th, 2014 |
|---|---|---|
| Génération | GeForce 700M | GeForce 800M |
| Production | End-of-life | End-of-life |
| Bus interface | PCIe 2.0 x16 | PCIe 3.0 x8 |
| Prédécesseur | GeForce 600M | GeForce 700M |
| Successeur | GeForce 800M | GeForce 900M |
Vitesse clock
| GPU clock | 625 MHz | — |
|---|---|---|
| Shader clock | 1250 MHz | — |
| Mémoire clock | 800 MHz 1600 Mbps effective | 900 MHz 1800 Mbps effective |
| Base clock | — | 1082 MHz |
| Boost clock | — | 1150 MHz |
Mémoire
| Taille de la mémoire | 2 GB | 2 GB |
|---|---|---|
| Type de mémoire | DDR3 | DDR3 |
| Bus mémoire | 64 bit | 64 bit |
| Bande passante | 12.80 GB/s | 14.40 GB/s |
Render Config
| Shading units | 96 | 256 |
|---|---|---|
| TMUs | 16 | 16 |
| ROPs | 8 | 8 |
| Comptage SM | 2 | — |
| Cache L1 | 64 KB (per SM) | 64 KB (per SMM) |
| Cache L2 | 128 KB | 1024 KB |
| Comptage SMM | — | 2 |
Performance théorique
| Taux de pixel | 2.500 GPixel/s | 9.200 GPixel/s |
|---|---|---|
| Taux de texture | 10.00 GTexel/s | 18.40 GTexel/s |
| FP32 (float) performance | 240.0 GFLOPS | 588.8 GFLOPS |
| FP64 (double) performance | 20.00 GFLOPS (1:12) | 18.40 GFLOPS (1:32) |
Board Design
| Taille Slot | MXM Module | — |
|---|---|---|
| TDP | 33 W | 33 W |
| Sorties | No outputs | No outputs |
Caractéristiques graphiques
| DirectX | 12 (11_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | — | 1.1 |
| CUDA | 2.1 | 5.0 |
| Shader model | 5.1 | 5.1 |
