NVIDIA GeForce 800M versus NVIDIA GeForce GT 640M Mac Edition
Comparaison des cartes vidéo NVIDIA GeForce 800M and NVIDIA GeForce GT 640M Mac Edition 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: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (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), CompuBench 1.5 Desktop - T-Rex (Frames/s).
Différences
Raisons pour considerer le NVIDIA GeForce 800M
- La carte vidéo est plus nouvelle: date de sortie 1 ans 1 mois plus tard
- 2.1x consummation d’énergie moyen plus bas: 15 Watt versus 32 Watt
- 2x plus de taille maximale de mémoire : 1 GB versus 512 MB
- Environ 21% meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 15.218 versus 12.554
- 24.3x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 703 versus 28.9
- 23.3x meilleur performance en GFXBench 4.0 - Manhattan (Fps): 1123 versus 48.1
- 16x meilleur performance en GFXBench 4.0 - T-Rex (Fps): 1601 versus 99.8
| Caractéristiques | |
| Date de sortie | 17 March 2014 versus 3 February 2013 |
| Thermal Design Power (TDP) | 15 Watt versus 32 Watt |
| Taille de mémore maximale | 1 GB versus 512 MB |
| Référence | |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 15.218 versus 12.554 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 703 versus 28.9 |
| GFXBench 4.0 - Manhattan (Fps) | 1123 versus 48.1 |
| GFXBench 4.0 - T-Rex (Fps) | 1601 versus 99.8 |
Raisons pour considerer le NVIDIA GeForce GT 640M Mac Edition
- Environ 1% plus haut vitesse du noyau: 745 MHz versus 738 MHz
- times}x plus de taux de remplissage de la texture: 23.84 GTexel / s versus 5.904 GTexel / s
- 8x plus de pipelines: 384 versus 48
- 4x de meilleur performance á point flottant: 572.2 gflops versus 141.7 gflops
- 2.8x plus de vitesse de mémoire: 5000 MHz versus 1800 MHz
- Environ 34% meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 6.577 versus 4.91
- 2.1x meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 226.218 versus 109.13
- Environ 65% meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 11.947 versus 7.249
- 2.4x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 1706 versus 703
- 2.7x meilleur performance en GFXBench 4.0 - Manhattan (Frames): 2983 versus 1123
- 3.5x meilleur performance en GFXBench 4.0 - T-Rex (Frames): 5586 versus 1601
| Caractéristiques | |
| Vitesse du noyau | 745 MHz versus 738 MHz |
| Taux de remplissage de la texture | 23.84 GTexel / s versus 5.904 GTexel / s |
| Pipelines | 384 versus 48 |
| Performance á point flottant | 572.2 gflops versus 141.7 gflops |
| Vitesse de mémoire | 5000 MHz versus 1800 MHz |
| Référence | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 6.577 versus 4.91 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 226.218 versus 109.13 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 11.947 versus 7.249 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 1706 versus 703 |
| GFXBench 4.0 - Manhattan (Frames) | 2983 versus 1123 |
| GFXBench 4.0 - T-Rex (Frames) | 5586 versus 1601 |
Comparer les références
GPU 1: NVIDIA GeForce 800M
GPU 2: NVIDIA GeForce GT 640M Mac Edition
| 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 - 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 800M | NVIDIA GeForce GT 640M Mac Edition |
|---|---|---|
| PassMark - G3D Mark | 477 | |
| PassMark - G2D Mark | 195 | |
| Geekbench - OpenCL | 1303 | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 4.91 | 6.577 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 109.13 | 226.218 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 7.249 | 11.947 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 15.218 | 12.554 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 703 | 1706 |
| GFXBench 4.0 - Manhattan (Frames) | 1123 | 2983 |
| GFXBench 4.0 - T-Rex (Frames) | 1601 | 5586 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 703 | 28.9 |
| GFXBench 4.0 - Manhattan (Fps) | 1123 | 48.1 |
| GFXBench 4.0 - T-Rex (Fps) | 1601 | 99.8 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.559 |
Comparer les caractéristiques
| NVIDIA GeForce 800M | NVIDIA GeForce GT 640M Mac Edition | |
|---|---|---|
Essentiel |
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| Architecture | Fermi 2.0 | Kepler |
| Nom de code | GF117 | GK107 |
| Date de sortie | 17 March 2014 | 3 February 2013 |
| Position dans l’évaluation de la performance | 1511 | 1512 |
| Genre | Desktop | Desktop |
Infos techniques |
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| Vitesse du noyau | 738 MHz | 745 MHz |
| Performance á point flottant | 141.7 gflops | 572.2 gflops |
| Processus de fabrication | 28 nm | 28 nm |
| Pipelines | 48 | 384 |
| Taux de remplissage de la texture | 5.904 GTexel / s | 23.84 GTexel / s |
| Thermal Design Power (TDP) | 15 Watt | 32 Watt |
| Compte de transistor | 585 million | 1,270 million |
Sorties et ports de vidéo |
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| Connecteurs d’écran | No outputs | No outputs |
Compatibilité, dimensions et exigences |
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| Soutien de bus | PCI Express 3.0 | |
| Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
Soutien API |
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| DirectX | 12.0 (11_0) | 12.0 (11_0) |
| OpenGL | 4.5 | 4.6 |
Mémoire |
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| RAM maximale | 1 GB | 512 MB |
| Bande passante de la mémoire | 14.4 GB / s | 40 GB / s |
| Largeur du bus mémoire | 64 Bit | 64 Bit |
| Vitesse de mémoire | 1800 MHz | 5000 MHz |
| Genre de mémoire | DDR3 | GDDR5 |
Technologies |
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| CUDA | ||
| GameWorks | ||
| GPU Boost | ||
| Optimus | ||
Navigation
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