AMD Radeon HD 8870M versus NVIDIA GeForce GTX 660 Ti
Comparaison des cartes vidéo AMD Radeon HD 8870M and NVIDIA GeForce GTX 660 Ti 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 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), 3DMark Fire Strike - Graphics Score.
Différences
Raisons pour considerer le AMD Radeon HD 8870M
- La carte vidéo est plus nouvelle: date de sortie 7 mois plus tard
- 750x plus de vitesse de mémoire: 4500 MHz versus 6.0 GB/s
- Environ 35% meilleur performance en PassMark - G2D Mark: 629 versus 465
- Environ 30% meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 106.848 versus 82.191
- Environ 1% meilleur performance en GFXBench 4.0 - T-Rex (Frames): 3357 versus 3337
- Environ 1% meilleur performance en GFXBench 4.0 - T-Rex (Fps): 3357 versus 3337
Caractéristiques | |
Date de sortie | 1 April 2013 versus 16 August 2012 |
Vitesse de mémoire | 4500 MHz versus 6.0 GB/s |
Référence | |
PassMark - G2D Mark | 629 versus 465 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 106.848 versus 82.191 |
GFXBench 4.0 - Manhattan (Frames) | 3702 versus 3684 |
GFXBench 4.0 - T-Rex (Frames) | 3357 versus 3337 |
GFXBench 4.0 - Manhattan (Fps) | 3702 versus 3684 |
GFXBench 4.0 - T-Rex (Fps) | 3357 versus 3337 |
Raisons pour considerer le NVIDIA GeForce GTX 660 Ti
- Environ 26% plus haut vitesse du noyau: 915 MHz versus 725 MHz
- Environ 35% plus de la vitesse augmenté: 980 MHz versus 725 MHz
- times}x plus de taux de remplissage de la texture: 102.5 billion / sec versus 31 GTexel / s
- 2.1x plus de pipelines: 1344 versus 640
- 2.5x de meilleur performance á point flottant: 2,459.5 gflops versus 992.0 gflops
- 2.7x meilleur performance en PassMark - G3D Mark: 4427 versus 1638
- Environ 77% meilleur performance en Geekbench - OpenCL: 15328 versus 8637
- Environ 50% meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 36.256 versus 24.097
- 2.2x meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1029.267 versus 465.496
- Environ 37% meilleur performance en CompuBench 1.5 Desktop - T-Rex (Frames/s): 3.037 versus 2.211
- Environ 20% meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 45.894 versus 38.126
Caractéristiques | |
Vitesse du noyau | 915 MHz versus 725 MHz |
Vitesse augmenté | 980 MHz versus 725 MHz |
Taux de remplissage de la texture | 102.5 billion / sec versus 31 GTexel / s |
Pipelines | 1344 versus 640 |
Performance á point flottant | 2,459.5 gflops versus 992.0 gflops |
Référence | |
PassMark - G3D Mark | 4427 versus 1638 |
Geekbench - OpenCL | 15328 versus 8637 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 36.256 versus 24.097 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 1029.267 versus 465.496 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 3.037 versus 2.211 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 45.894 versus 38.126 |
Comparer les références
GPU 1: AMD Radeon HD 8870M
GPU 2: NVIDIA GeForce GTX 660 Ti
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 - Manhattan (Frames) |
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GFXBench 4.0 - T-Rex (Frames) |
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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 8870M | NVIDIA GeForce GTX 660 Ti |
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PassMark - G3D Mark | 1638 | 4427 |
PassMark - G2D Mark | 629 | 465 |
Geekbench - OpenCL | 8637 | 15328 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 24.097 | 36.256 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 465.496 | 1029.267 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 2.211 | 3.037 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 38.126 | 45.894 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 106.848 | 82.191 |
GFXBench 4.0 - Manhattan (Frames) | 3702 | 3684 |
GFXBench 4.0 - T-Rex (Frames) | 3357 | 3337 |
GFXBench 4.0 - Manhattan (Fps) | 3702 | 3684 |
GFXBench 4.0 - T-Rex (Fps) | 3357 | 3337 |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 3285 | |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 3285 | |
3DMark Fire Strike - Graphics Score | 1616 |
Comparer les caractéristiques
AMD Radeon HD 8870M | NVIDIA GeForce GTX 660 Ti | |
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Essentiel |
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Architecture | GCN 1.0 | Kepler |
Nom de code | Venus | GK104 |
Conception | AMD Radeon HD 8000M Series | |
Date de sortie | 1 April 2013 | 16 August 2012 |
Position dans l’évaluation de la performance | 743 | 744 |
Genre | Desktop | Desktop |
Prix de sortie (MSRP) | $299 | |
Prix maintenant | $321.99 | |
Valeur pour le prix (0-100) | 17.34 | |
Infos techniques |
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Vitesse augmenté | 725 MHz | 980 MHz |
Unités de Compute | 10 | |
Vitesse du noyau | 725 MHz | 915 MHz |
Performance á point flottant | 992.0 gflops | 2,459.5 gflops |
Processus de fabrication | 28 nm | 28 nm |
Pipelines | 640 | 1344 |
Taux de remplissage de la texture | 31 GTexel / s | 102.5 billion / sec |
Compte de transistor | 1,500 million | 3,540 million |
Noyaux CUDA | 1344 | |
Thermal Design Power (TDP) | 150 Watt | |
Sorties et ports de vidéo |
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Connecteurs d’écran | No outputs | 2x DVI, 1x HDMI, 1x DisplayPort, One Dual Link DVI-I, One Dual Link DVI-D, One HDMI... |
Contribution d’audio pour HDMI | Internal | |
Soutien de G-SYNC | ||
HDCP | ||
HDMI | ||
Résolution VGA maximale | 2048x1536 | |
Soutien de plusiers moniteurs | ||
Compatibilité, dimensions et exigences |
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Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
Taille du laptop | large | |
Soutien de bus | PCI Express 3.0 | |
Hauteur | 4.376" (11.1 cm) | |
Longeur | 9.5" (24.1 cm) | |
Options SLI | 3-way | |
Connecteurs d’énergie supplementaires | Two 6-pin | |
Soutien API |
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DirectX | 11 | 12.0 (11_0) |
OpenGL | 4.4 | 4.3 |
Mémoire |
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RAM maximale | 2 GB | 2 GB |
Bande passante de la mémoire | 72 GB / s | 144.2 GB / s |
Largeur du bus mémoire | 128 Bit | 192-bit GDDR5 |
Vitesse de mémoire | 4500 MHz | 6.0 GB/s |
Genre de mémoire | GDDR5 | GDDR5 |
Mémoire partagé | 0 | 0 |
Technologies |
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3D Blu-Ray | ||
3D Gaming | ||
3D Vision | ||
Adaptive VSync | ||
CUDA | ||
FXAA | ||
GPU Boost | ||
SLI | ||
TXAA |