AMD Radeon HD 8790M versus AMD Radeon HD 7790
Comparaison des cartes vidéo AMD Radeon HD 8790M and AMD Radeon HD 7790 pour tous les caractéristiques connus dans les catégories suivants: Essentiel, Infos techniques, Sorties et ports de vidéo, Compatibilité, dimensions et exigences, Soutien API, Mémoire. 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), 3DMark Fire Strike - Graphics Score.
Différences
Raisons pour considerer le AMD Radeon HD 8790M
- 2x plus de taille maximale de mémoire : 2 GB versus 1 GB
- Environ 64% meilleur performance en PassMark - G2D Mark: 751 versus 459
- 2.7x meilleur performance en GFXBench 4.0 - Manhattan (Frames): 2656 versus 988
- 2.7x meilleur performance en GFXBench 4.0 - Manhattan (Fps): 2656 versus 988
| Caractéristiques | |
| Taille de mémore maximale | 2 GB versus 1 GB |
| Référence | |
| PassMark - G2D Mark | 751 versus 459 |
| GFXBench 4.0 - Manhattan (Frames) | 2656 versus 988 |
| GFXBench 4.0 - Manhattan (Fps) | 2656 versus 988 |
Raisons pour considerer le AMD Radeon HD 7790
- Environ 18% plus haut vitesse du noyau: 1000 MHz versus 850 MHz
- times}x plus de taux de remplissage de la texture: 56 GTexel / s versus 21.6 GTexel / s
- 2.3x plus de pipelines: 896 versus 384
- 2.6x de meilleur performance á point flottant: 1,792 gflops versus 691.2 gflops
- Environ 50% plus haut de vitesse de mémoire: 6000 MHz versus 4000 MHz
- 2.4x meilleur performance en PassMark - G3D Mark: 3090 versus 1306
- 3.1x meilleur performance en Geekbench - OpenCL: 14832 versus 4743
- 3.2x meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 40.763 versus 12.759
- Environ 78% meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 828.247 versus 465.631
- 2.3x meilleur performance en CompuBench 1.5 Desktop - T-Rex (Frames/s): 3.646 versus 1.576
- 2.2x meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 63.284 versus 28.839
- 2.7x meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 217.744 versus 80.418
- 2.3x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 5087 versus 2181
- Environ 2% meilleur performance en GFXBench 4.0 - T-Rex (Frames): 2061 versus 2014
- 2.3x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 5087 versus 2181
- Environ 2% meilleur performance en GFXBench 4.0 - T-Rex (Fps): 2061 versus 2014
| Caractéristiques | |
| Vitesse du noyau | 1000 MHz versus 850 MHz |
| Taux de remplissage de la texture | 56 GTexel / s versus 21.6 GTexel / s |
| Pipelines | 896 versus 384 |
| Performance á point flottant | 1,792 gflops versus 691.2 gflops |
| Vitesse de mémoire | 6000 MHz versus 4000 MHz |
| Référence | |
| PassMark - G3D Mark | 3090 versus 1306 |
| Geekbench - OpenCL | 14832 versus 4743 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 40.763 versus 12.759 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 828.247 versus 465.631 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 3.646 versus 1.576 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 63.284 versus 28.839 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 217.744 versus 80.418 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 5087 versus 2181 |
| GFXBench 4.0 - T-Rex (Frames) | 2061 versus 2014 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 5087 versus 2181 |
| GFXBench 4.0 - T-Rex (Fps) | 2061 versus 2014 |
Comparer les références
GPU 1: AMD Radeon HD 8790M
GPU 2: AMD Radeon HD 7790
| 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 | AMD Radeon HD 8790M | AMD Radeon HD 7790 |
|---|---|---|
| PassMark - G3D Mark | 1306 | 3090 |
| PassMark - G2D Mark | 751 | 459 |
| Geekbench - OpenCL | 4743 | 14832 |
| CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 12.759 | 40.763 |
| CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 465.631 | 828.247 |
| CompuBench 1.5 Desktop - T-Rex (Frames/s) | 1.576 | 3.646 |
| CompuBench 1.5 Desktop - Video Composition (Frames/s) | 28.839 | 63.284 |
| CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 80.418 | 217.744 |
| GFXBench 4.0 - Car Chase Offscreen (Frames) | 2181 | 5087 |
| GFXBench 4.0 - Manhattan (Frames) | 2656 | 988 |
| GFXBench 4.0 - T-Rex (Frames) | 2014 | 2061 |
| GFXBench 4.0 - Car Chase Offscreen (Fps) | 2181 | 5087 |
| GFXBench 4.0 - Manhattan (Fps) | 2656 | 988 |
| GFXBench 4.0 - T-Rex (Fps) | 2014 | 2061 |
| 3DMark Fire Strike - Graphics Score | 1607 | 0 |
Comparer les caractéristiques
| AMD Radeon HD 8790M | AMD Radeon HD 7790 | |
|---|---|---|
Essentiel |
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| Architecture | GCN 1.0 | GCN 2.0 |
| Nom de code | Mars | Bonaire |
| Conception | AMD Radeon HD 8000M Series | AMD Radeon HD 7000 Series |
| Date de sortie | 1 April 2013 | 22 March 2013 |
| Position dans l’évaluation de la performance | 826 | 827 |
| Genre | Desktop | Desktop |
| Prix de sortie (MSRP) | $149 | |
| Prix maintenant | $134.99 | |
| Valeur pour le prix (0-100) | 29.57 | |
Infos techniques |
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| Vitesse augmenté | 850 MHz | |
| Unités de Compute | 6 | |
| Vitesse du noyau | 850 MHz | 1000 MHz |
| Performance á point flottant | 691.2 gflops | 1,792 gflops |
| Processus de fabrication | 28 nm | 28 nm |
| Pipelines | 384 | 896 |
| Taux de remplissage de la texture | 21.6 GTexel / s | 56 GTexel / s |
| Compte de transistor | 1,040 million | 2,080 million |
| Thermal Design Power (TDP) | 85 Watt | |
Sorties et ports de vidéo |
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| Connecteurs d’écran | No outputs | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
| Soutien de DisplayPort | ||
| Soutien de Dual-link DVI | ||
| VGA | ||
Compatibilité, dimensions et exigences |
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| Interface | MXM-A (3.0) | PCIe 3.0 x16 |
| Taille du laptop | medium sized | |
| Connecteurs d’énergie supplementaires | None | 1x 6-pin |
| Longeur | 183 mm | |
Soutien API |
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| DirectX | 11 | 12.0 (12_0) |
| OpenGL | 4.4 | 4.5 |
Mémoire |
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| RAM maximale | 2 GB | 1 GB |
| Bande passante de la mémoire | 64 GB / s | 96 GB / s |
| Largeur du bus mémoire | 128 Bit | 128 Bit |
| Vitesse de mémoire | 4000 MHz | 6000 MHz |
| Genre de mémoire | GDDR5 | GDDR5 |
| Mémoire partagé | 0 | |
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