NVIDIA GeForce GT 640 Rev. 2 versus NVIDIA GeForce GTX 660M
Comparaison des cartes vidéo NVIDIA GeForce GT 640 Rev. 2 and NVIDIA GeForce GTX 660M pour tous les caractéristiques connus dans les catégories suivants: Essentiel, Infos techniques, Sorties et ports de vidéo, Compatibilité, dimensions et exigences, Soutien API, Mémoire, Technologies. Analyse du performance de référence des cartes vidéo: CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, 3DMark Fire Strike - Graphics Score.
Différences
Raisons pour considerer le NVIDIA GeForce GT 640 Rev. 2
- La carte vidéo est plus nouvelle: date de sortie 1 ans 2 mois plus tard
- Environ 25% plus haut vitesse du noyau: 1046 MHz versus 835 MHz
- Environ 10% de meilleur performance á point flottant: 803.3 gflops versus 729.6 gflops
- Environ 2% consummation d’énergie moyen plus bas: 49 Watt versus 50 Watt
- 2.5x plus de vitesse de mémoire: 5008 MHz versus 2000 MHz
- 2.1x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 2309 versus 1094
- Environ 49% meilleur performance en GFXBench 4.0 - Manhattan (Frames): 3354 versus 2253
- Environ 1% meilleur performance en GFXBench 4.0 - T-Rex (Frames): 3220 versus 3176
- 2.1x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 2309 versus 1094
- Environ 49% meilleur performance en GFXBench 4.0 - Manhattan (Fps): 3354 versus 2253
- Environ 1% meilleur performance en GFXBench 4.0 - T-Rex (Fps): 3220 versus 3176
| Caractéristiques | |
| Date de sortie | 29 May 2013 versus 22 March 2012 |
| Vitesse du noyau | 1046 MHz versus 835 MHz |
| Performance á point flottant | 803.3 gflops versus 729.6 gflops |
| Thermal Design Power (TDP) | 49 Watt versus 50 Watt |
| Vitesse de mémoire | 5008 MHz versus 2000 MHz |
| Référence | |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2309 versus 1094 |
| GFXBench 4.0 - Manhattan (Frames) | 3354 versus 2253 |
| GFXBench 4.0 - T-Rex (Frames) | 3220 versus 3176 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2309 versus 1094 |
| GFXBench 4.0 - Manhattan (Fps) | 3354 versus 2253 |
| GFXBench 4.0 - T-Rex (Fps) | 3220 versus 3176 |
Raisons pour considerer le NVIDIA GeForce GTX 660M
- Environ 82% taux plus haut de remplissage de la texture: 30.4 billion / sec versus 16.74 GTexel / s
- Environ 3% meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 10.837 versus 10.475
- 2.3x meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 405.086 versus 173.537
- 34.3x meilleur performance en CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.098 versus 0.032
- 2.5x meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 21.798 versus 8.717
- 3.2x meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 33.754 versus 10.454
| Caractéristiques | |
| Taux de remplissage de la texture | 30.4 billion / sec versus 16.74 GTexel / s |
| Référence | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 10.837 versus 10.475 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 405.086 versus 173.537 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.098 versus 0.032 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 21.798 versus 8.717 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 33.754 versus 10.454 |
Comparer les références
GPU 1: NVIDIA GeForce GT 640 Rev. 2
GPU 2: NVIDIA GeForce GTX 660M
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) |
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| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) |
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| CompuBench 1.5 Desktop - T-Rex (Frames/s) |
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| CompuBench 1.5 Desktop - Video Composition (Frames/s) |
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| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) |
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| GFXBench 4.0 - Car Chase Offscreen (Frames) |
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| GFXBench 4.0 - Manhattan (Frames) |
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| GFXBench 4.0 - T-Rex (Frames) |
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| GFXBench 4.0 - Car Chase Offscreen (Fps) |
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| GFXBench 4.0 - Manhattan (Fps) |
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| GFXBench 4.0 - T-Rex (Fps) |
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| Nom | NVIDIA GeForce GT 640 Rev. 2 | NVIDIA GeForce GTX 660M |
|---|---|---|
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 10.475 | 10.837 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 173.537 | 405.086 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.032 | 1.098 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 8.717 | 21.798 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 10.454 | 33.754 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2309 | 1094 |
| GFXBench 4.0 - Manhattan (Frames) | 3354 | 2253 |
| GFXBench 4.0 - T-Rex (Frames) | 3220 | 3176 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2309 | 1094 |
| GFXBench 4.0 - Manhattan (Fps) | 3354 | 2253 |
| GFXBench 4.0 - T-Rex (Fps) | 3220 | 3176 |
| PassMark - G3D Mark | 1447 | |
| PassMark - G2D Mark | 265 | |
| Geekbench - OpenCL | 4028 | |
| 3DMark Fire Strike - Graphics Score | 475 |
Comparer les caractéristiques
| NVIDIA GeForce GT 640 Rev. 2 | NVIDIA GeForce GTX 660M | |
|---|---|---|
Essentiel |
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| Architecture | Kepler 2.0 | Kepler |
| Nom de code | GK208 | GK107 |
| Date de sortie | 29 May 2013 | 22 March 2012 |
| Prix de sortie (MSRP) | $89 | |
| Position dans l’évaluation de la performance | 1275 | 1277 |
| Genre | Desktop | Laptop |
Infos techniques |
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| Vitesse du noyau | 1046 MHz | 835 MHz |
| Performance á point flottant | 803.3 gflops | 729.6 gflops |
| Processus de fabrication | 28 nm | 28 nm |
| Pipelines | 384 | 384 |
| Taux de remplissage de la texture | 16.74 GTexel / s | 30.4 billion / sec |
| Thermal Design Power (TDP) | 49 Watt | 50 Watt |
| Vitesse augmenté | 950 MHz | |
| Noyaux CUDA | 384 | |
| Compte de transistor | 1,270 million | |
Sorties et ports de vidéo |
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| Connecteurs d’écran | 1x DVI, 1x HDMI, 1x VGA | No outputs |
| HDCP | ||
| HDMI | ||
| Résolution VGA maximale | Up to 2048x1536 | |
Compatibilité, dimensions et exigences |
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| Interface | PCIe 2.0 x8 | MXM-B (3.0) |
| Longeur | 145 mm | |
| Connecteurs d’énergie supplementaires | None | |
| Soutien de bus | PCI Express 2.0, PCI Express 3.0 | |
| Taille du laptop | large | |
| Options SLI | 2-way | |
Soutien API |
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| DirectX | 12.0 (11_0) | 12 API |
| OpenGL | 4.6 | 4.5 |
| OpenCL | 1.1 | |
Mémoire |
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| RAM maximale | 1 GB | 1 GB |
| Bande passante de la mémoire | 40.06 GB / s | 64.0 GB / s |
| Largeur du bus mémoire | 64 Bit | 128bit |
| Vitesse de mémoire | 5008 MHz | 2000 MHz |
| Genre de mémoire | GDDR5 | GDDR5 |
| Mémoire partagé | 0 | |
Technologies |
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| 3D Vision | ||
| 3D Vision / 3DTV Play | ||
| Adaptive VSync | ||
| CUDA | ||
| DirectX 11 | DirectX 11 | |
| FXAA | ||
| SLI | ||
| TXAA | ||
Navigation
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Comparer les cartes vidéo
Comparer NVIDIA GeForce GT 640 Rev. 2 avec des autres
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NVIDIAGeForce GT 640 Rev. 2 vs
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NVIDIAGeForce GT 640 Rev. 2 vs
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NVIDIAGeForce GT 640 Rev. 2 vs
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NVIDIAGeForce GT 640 Rev. 2 vs
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