NVIDIA GeForce GTX 680M vs NVIDIA GeForce GTX 770M
Processeur graphique
| Nom du GPU | GK104 | GK106 |
|---|---|---|
| GPU variant | N13E-GTX-A2 | N14E-GS-A1 |
| Architecture | Kepler | Kepler |
| Fonderie | TSMC | TSMC |
| Taille du processus | 28 nm | 28 nm |
| Transistors | 3,540 million | 2,540 million |
| Taille des matrices | 294 mm² | 221 mm² |
Graphiques mobiles
| Date de publication | Jun 4th, 2012 | May 30th, 2013 |
|---|---|---|
| Génération | GeForce 600M | GeForce 700M |
| Production | End-of-life | End-of-life |
| Bus interface | MXM-B (3.0) | MXM-B (3.0) |
| Critiques | 1 in our database | — |
| Prédécesseur | GeForce 500M | GeForce 600M |
| Successeur | GeForce 700M | GeForce 800M |
Vitesse clock
| Base clock | 719 MHz | 706 MHz |
|---|---|---|
| Boost clock | 758 MHz | 797 MHz |
| Mémoire clock | 900 MHz 3.6 Gbps effective | 1002 MHz 4 Gbps effective |
Mémoire
| Taille de la mémoire | 4 GB | 3 GB |
|---|---|---|
| Type de mémoire | GDDR5 | GDDR5 |
| Bus mémoire | 256 bit | 192 bit |
| Bande passante | 115.2 GB/s | 96.19 GB/s |
Render Config
| Shading units | 1344 | 960 |
|---|---|---|
| TMUs | 112 | 80 |
| ROPs | 32 | 24 |
| Comptage SMX | 7 | 5 |
| Cache L1 | 16 KB (per SMX) | 16 KB (per SMX) |
| Cache L2 | 512 KB | 384 KB |
Performance théorique
| Taux de pixel | 21.22 GPixel/s | 15.94 GPixel/s |
|---|---|---|
| Taux de texture | 84.90 GTexel/s | 63.76 GTexel/s |
| FP32 (float) performance | 2.038 TFLOPS | 1.530 TFLOPS |
| FP64 (double) performance | 84.90 GFLOPS (1:24) | 63.76 GFLOPS (1:24) |
Board Design
| Taille Slot | MXM Module | MXM Module |
|---|---|---|
| TDP | 100 W | 75 W |
| Sorties | No outputs | No outputs |
| Connecteurs de puissance | None | None |
| Board number | P2051B | P2303 |
Caractéristiques graphiques
| 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 | 3.0 |
| Shader model | 5.1 | 5.1 |
