NVIDIA GeForce GT 645M versus ATI Mobility Radeon HD 5870
Comparaison des cartes vidéo NVIDIA GeForce GT 645M and ATI Mobility Radeon HD 5870 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 GT 645M
- La carte vidéo est plus nouvelle: date de sortie 2 ans 8 mois plus tard
- Un nouveau processus de fabrication soutient une carte vidéo plus forte, mais moins chaude: 28 nm versus 40 nm
- Environ 56% consummation d’énergie moyen plus bas: 32 Watt versus 50 Watt
- 2x plus de taille maximale de mémoire : 2 GB versus 1 GB
- Environ 4% meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 8.493 versus 8.17
- 2.2x meilleur performance en GFXBench 4.0 - Manhattan (Frames): 3670 versus 1679
- Environ 9% meilleur performance en GFXBench 4.0 - T-Rex (Frames): 3341 versus 3077
- 2.2x meilleur performance en GFXBench 4.0 - Manhattan (Fps): 3670 versus 1679
- Environ 9% meilleur performance en GFXBench 4.0 - T-Rex (Fps): 3341 versus 3077
| Caractéristiques | |
| Date de sortie | 1 October 2012 versus 7 January 2010 |
| Processus de fabrication | 28 nm versus 40 nm |
| Thermal Design Power (TDP) | 32 Watt versus 50 Watt |
| Taille de mémore maximale | 2 GB versus 1 GB |
| Référence | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 8.493 versus 8.17 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.863 versus 0.86 |
| GFXBench 4.0 - Manhattan (Frames) | 3670 versus 1679 |
| GFXBench 4.0 - T-Rex (Frames) | 3341 versus 3077 |
| GFXBench 4.0 - Manhattan (Fps) | 3670 versus 1679 |
| GFXBench 4.0 - T-Rex (Fps) | 3341 versus 3077 |
Raisons pour considerer le ATI Mobility Radeon HD 5870
- Environ 23% taux plus haut de remplissage de la texture: 28 GTexel / s versus 22.7 billion / sec
- 2.1x plus de pipelines: 800 versus 384
- 2.1x de meilleur performance á point flottant: 1,120.0 gflops versus 544.5 gflops
- 2.2x plus de vitesse de mémoire: 4000 MHz versus 1800 MHz
- Environ 16% meilleur performance en PassMark - G3D Mark: 1085 versus 932
- Environ 36% meilleur performance en PassMark - G2D Mark: 219 versus 161
- 2.1x meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 585.971 versus 285.42
- Environ 17% meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 20.108 versus 17.242
- 5.2x meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 98.606 versus 19.116
- Environ 8% meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 2070 versus 1913
- Environ 8% meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 2070 versus 1913
| Caractéristiques | |
| Taux de remplissage de la texture | 28 GTexel / s versus 22.7 billion / sec |
| Pipelines | 800 versus 384 |
| Performance á point flottant | 1,120.0 gflops versus 544.5 gflops |
| Vitesse de mémoire | 4000 MHz versus 1800 MHz |
| Référence | |
| PassMark - G3D Mark | 1085 versus 932 |
| PassMark - G2D Mark | 219 versus 161 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 585.971 versus 285.42 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 20.108 versus 17.242 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 98.606 versus 19.116 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2070 versus 1913 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2070 versus 1913 |
Comparer les références
GPU 1: NVIDIA GeForce GT 645M
GPU 2: ATI Mobility Radeon HD 5870
| PassMark - G3D Mark |
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| PassMark - G2D Mark |
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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 GT 645M | ATI Mobility Radeon HD 5870 |
|---|---|---|
| PassMark - G3D Mark | 932 | 1085 |
| PassMark - G2D Mark | 161 | 219 |
| Geekbench - OpenCL | 2659 | |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 8.493 | 8.17 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 285.42 | 585.971 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 0.863 | 0.86 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 17.242 | 20.108 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 19.116 | 98.606 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 1913 | 2070 |
| GFXBench 4.0 - Manhattan (Frames) | 3670 | 1679 |
| GFXBench 4.0 - T-Rex (Frames) | 3341 | 3077 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 1913 | 2070 |
| GFXBench 4.0 - Manhattan (Fps) | 3670 | 1679 |
| GFXBench 4.0 - T-Rex (Fps) | 3341 | 3077 |
Comparer les caractéristiques
| NVIDIA GeForce GT 645M | ATI Mobility Radeon HD 5870 | |
|---|---|---|
Essentiel |
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| Architecture | Kepler | TeraScale 2 |
| Nom de code | GK107 | Broadway |
| Date de sortie | 1 October 2012 | 7 January 2010 |
| Position dans l’évaluation de la performance | 1214 | 1217 |
| Genre | Laptop | Laptop |
Infos techniques |
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| Noyaux CUDA | 384 | |
| Performance á point flottant | 544.5 gflops | 1,120.0 gflops |
| Processus de fabrication | 28 nm | 40 nm |
| Pipelines | 384 | 800 |
| Taux de remplissage de la texture | 22.7 billion / sec | 28 GTexel / s |
| Thermal Design Power (TDP) | 32 Watt | 50 Watt |
| Compte de transistor | 1,270 million | 1,040 million |
| Vitesse du noyau | 700 MHz | |
Sorties et ports de vidéo |
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| Connecteurs d’écran | No outputs | No outputs |
| HDCP | ||
| HDMI | ||
| Résolution VGA maximale | Up to 2048x1536 | |
Compatibilité, dimensions et exigences |
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| Soutien de bus | PCI Express 2.0, PCI Express 3.0 | |
| Interface | PCIe 3.0 x16 | MXM-B (3.0) |
| Taille du laptop | medium sized | large |
Soutien API |
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| DirectX | 12 API | 11.2 (11_0) |
| OpenCL | 1.1 | |
| OpenGL | 4.5 | 4.4 |
Mémoire |
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| RAM maximale | 2 GB | 1 GB |
| Largeur du bus mémoire | 128bit | 128 Bit |
| Vitesse de mémoire | 1800 MHz | 4000 MHz |
| Genre de mémoire | DDR3\GDDR5 | DDR3, GDDR3, GDDR5 |
| Mémoire partagé | 0 | 0 |
| Bande passante de la mémoire | 64.0 GB / s | |
Technologies |
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| 3D Blu-Ray | ||
| 3D Vision | ||
| CUDA | ||
| DirectCompute | ||
| DirectX 11 | DirectX 11 | |
| Optimus | ||
| HDMI 1.3a | ||
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