NVIDIA GeForce 945M versus NVIDIA GeForce GTX 645 OEM
Comparaison des cartes vidéo NVIDIA GeForce 945M and NVIDIA GeForce GTX 645 OEM 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 - 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).
Différences
Raisons pour considerer le NVIDIA GeForce 945M
- La carte vidéo est plus nouvelle: date de sortie 2 ans 6 mois plus tard
- Environ 25% plus haut vitesse du noyau: 1029 MHz versus 824 MHz
- 2x plus de taille maximale de mémoire : 2 GB versus 1 GB
- Environ 12% meilleur performance en PassMark - G3D Mark: 2109 versus 1887
- Environ 56% meilleur performance en Geekbench - OpenCL: 8099 versus 5207
- 2.1x meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 28.633 versus 13.806
- Environ 30% meilleur performance en CompuBench 1.5 Desktop - T-Rex (Frames/s): 1.988 versus 1.535
- Environ 13% meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 31.027 versus 27.524
- 2.8x meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 107.094 versus 38.664
- 2.1x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 2961 versus 1435
- Environ 4% meilleur performance en GFXBench 4.0 - Manhattan (Frames): 3683 versus 3531
- Environ 1% meilleur performance en GFXBench 4.0 - T-Rex (Frames): 3343 versus 3300
- 2.1x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 2961 versus 1435
- Environ 4% meilleur performance en GFXBench 4.0 - Manhattan (Fps): 3683 versus 3531
- Environ 1% meilleur performance en GFXBench 4.0 - T-Rex (Fps): 3343 versus 3300
| Caractéristiques | |
| Date de sortie | 27 October 2015 versus 22 April 2013 |
| Vitesse du noyau | 1029 MHz versus 824 MHz |
| Performance á point flottant | 953.9 gflops versus 949.2 gflops |
| Taille de mémore maximale | 2 GB versus 1 GB |
| Référence | |
| PassMark - G3D Mark | 2109 versus 1887 |
| Geekbench - OpenCL | 8099 versus 5207 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 28.633 versus 13.806 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.988 versus 1.535 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 31.027 versus 27.524 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 107.094 versus 38.664 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2961 versus 1435 |
| GFXBench 4.0 - Manhattan (Frames) | 3683 versus 3531 |
| GFXBench 4.0 - T-Rex (Frames) | 3343 versus 3300 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2961 versus 1435 |
| GFXBench 4.0 - Manhattan (Fps) | 3683 versus 3531 |
| GFXBench 4.0 - T-Rex (Fps) | 3343 versus 3300 |
Raisons pour considerer le NVIDIA GeForce GTX 645 OEM
- Environ 33% taux plus haut de remplissage de la texture: 39.55 GTexel / s versus 29.81 GTexel / s
- Environ 13% de pipelines plus haut: 576 versus 512
- Environ 15% consummation d’énergie moyen plus bas: 65 Watt versus 75 Watt
- 2.2x plus de vitesse de mémoire: 4000 MHz versus 1800 MHz
- Environ 79% meilleur performance en PassMark - G2D Mark: 429 versus 240
- Environ 44% meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 546.51 versus 380.461
| Caractéristiques | |
| Taux de remplissage de la texture | 39.55 GTexel / s versus 29.81 GTexel / s |
| Pipelines | 576 versus 512 |
| Thermal Design Power (TDP) | 65 Watt versus 75 Watt |
| Vitesse de mémoire | 4000 MHz versus 1800 MHz |
| Référence | |
| PassMark - G2D Mark | 429 versus 240 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 546.51 versus 380.461 |
Comparer les références
GPU 1: NVIDIA GeForce 945M
GPU 2: NVIDIA GeForce GTX 645 OEM
| PassMark - G3D Mark |
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| PassMark - G2D Mark |
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| Geekbench - OpenCL |
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| 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 945M | NVIDIA GeForce GTX 645 OEM |
|---|---|---|
| PassMark - G3D Mark | 2109 | 1887 |
| PassMark - G2D Mark | 240 | 429 |
| Geekbench - OpenCL | 8099 | 5207 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 28.633 | 13.806 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 380.461 | 546.51 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.988 | 1.535 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 31.027 | 27.524 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 107.094 | 38.664 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2961 | 1435 |
| GFXBench 4.0 - Manhattan (Frames) | 3683 | 3531 |
| GFXBench 4.0 - T-Rex (Frames) | 3343 | 3300 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2961 | 1435 |
| GFXBench 4.0 - Manhattan (Fps) | 3683 | 3531 |
| GFXBench 4.0 - T-Rex (Fps) | 3343 | 3300 |
Comparer les caractéristiques
| NVIDIA GeForce 945M | NVIDIA GeForce GTX 645 OEM | |
|---|---|---|
Essentiel |
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| Architecture | Maxwell | Kepler |
| Nom de code | GM107 | GK106 |
| Date de sortie | 27 October 2015 | 22 April 2013 |
| Position dans l’évaluation de la performance | 974 | 977 |
| Genre | Laptop | Desktop |
Infos techniques |
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| Vitesse augmenté | 1085 MHz | |
| Vitesse du noyau | 1029 MHz | 824 MHz |
| Performance á point flottant | 953.9 gflops | 949.2 gflops |
| Processus de fabrication | 28 nm | 28 nm |
| Pipelines | 512 | 576 |
| Taux de remplissage de la texture | 29.81 GTexel / s | 39.55 GTexel / s |
| Thermal Design Power (TDP) | 75 Watt | 65 Watt |
| Compte de transistor | 1,870 million | 2,540 million |
Sorties et ports de vidéo |
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| Connecteurs d’écran | No outputs | 1x DVI, 1x HDMI, 1x DisplayPort |
Compatibilité, dimensions et exigences |
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| Soutien de bus | PCI Express 3.0 | |
| Interface | MXM-B (3.0) | PCIe 3.0 x16 |
| Taille du laptop | medium sized | |
| Connecteurs d’énergie supplementaires | None | None |
| Longeur | 147 mm | |
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 | 2 GB | 1 GB |
| Bande passante de la mémoire | 16.02 GB / s | 64 GB / s |
| Largeur du bus mémoire | 128 Bit | 128 Bit |
| Vitesse de mémoire | 1800 MHz | 4000 MHz |
| Genre de mémoire | DDR3 | GDDR5 |
| Mémoire partagé | 0 | |
Technologies |
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| CUDA | ||
| GameWorks | ||
| GeForce Experience | ||
| GPU Boost | ||
| Optimus | ||
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