NVIDIA GeForce GTX 775M Mac Edition versus AMD Radeon HD 6990
Comparaison des cartes vidéo NVIDIA GeForce GTX 775M Mac Edition and AMD Radeon HD 6990 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 NVIDIA GeForce GTX 775M Mac Edition
- La carte vidéo est plus nouvelle: date de sortie 2 ans 7 mois plus tard
- Un nouveau processus de fabrication soutient une carte vidéo plus forte, mais moins chaude: 28 nm versus 40 nm
- 3.8x consummation d’énergie moyen plus bas: 100 Watt versus 375 Watt
- Environ 19% meilleur performance en PassMark - G3D Mark: 3594 versus 3013
- Environ 45% meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 24.986 versus 17.264
- Environ 34% meilleur performance en CompuBench 1.5 Desktop - T-Rex (Frames/s): 2.362 versus 1.76
- Environ 32% meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 6030 versus 4562
- Environ 32% meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 6030 versus 4562
Caractéristiques | |
Date de sortie | 8 November 2013 versus 8 March 2011 |
Processus de fabrication | 28 nm versus 40 nm |
Thermal Design Power (TDP) | 100 Watt versus 375 Watt |
Référence | |
PassMark - G3D Mark | 3594 versus 3013 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 24.986 versus 17.264 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 2.362 versus 1.76 |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 6030 versus 4562 |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 6030 versus 4562 |
Raisons pour considerer le AMD Radeon HD 6990
- Environ 4% plus haut vitesse du noyau: 830 MHz versus 797 MHz
- times}x plus de taux de remplissage de la texture: 2x 79.7 GTexel / s billion / sec versus 89.26 GTexel / s
- 2.3x plus de pipelines: 2x 1536 versus 1344
- 2.4x de meilleur performance á point flottant: 2x 2,549.8 gflops versus 2,142 gflops
- 2x plus de taille maximale de mémoire : 2x 2 GB versus 2 GB
- Environ 14% meilleur performance en PassMark - G2D Mark: 630 versus 555
- Environ 2% meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 840.452 versus 826.477
- Environ 53% meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 53.903 versus 35.269
- 4.8x meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 265.302 versus 55.394
- Environ 2% meilleur performance en GFXBench 4.0 - Manhattan (Frames): 3713 versus 3657
- Environ 2% meilleur performance en GFXBench 4.0 - Manhattan (Fps): 3713 versus 3657
Caractéristiques | |
Vitesse du noyau | 830 MHz versus 797 MHz |
Taux de remplissage de la texture | 2x 79.7 GTexel / s billion / sec versus 89.26 GTexel / s |
Pipelines | 2x 1536 versus 1344 |
Performance á point flottant | 2x 2,549.8 gflops versus 2,142 gflops |
Taille de mémore maximale | 2x 2 GB versus 2 GB |
Référence | |
PassMark - G2D Mark | 630 versus 555 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 840.452 versus 826.477 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 53.903 versus 35.269 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 265.302 versus 55.394 |
GFXBench 4.0 - Manhattan (Frames) | 3713 versus 3657 |
GFXBench 4.0 - T-Rex (Frames) | 3356 versus 3347 |
GFXBench 4.0 - Manhattan (Fps) | 3713 versus 3657 |
GFXBench 4.0 - T-Rex (Fps) | 3356 versus 3347 |
Comparer les références
GPU 1: NVIDIA GeForce GTX 775M Mac Edition
GPU 2: AMD Radeon HD 6990
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 GTX 775M Mac Edition | AMD Radeon HD 6990 |
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PassMark - G3D Mark | 3594 | 3013 |
PassMark - G2D Mark | 555 | 630 |
Geekbench - OpenCL | 11983 | |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 24.986 | 17.264 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 826.477 | 840.452 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 2.362 | 1.76 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 35.269 | 53.903 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 55.394 | 265.302 |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 6030 | 4562 |
GFXBench 4.0 - Manhattan (Frames) | 3657 | 3713 |
GFXBench 4.0 - T-Rex (Frames) | 3347 | 3356 |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 6030 | 4562 |
GFXBench 4.0 - Manhattan (Fps) | 3657 | 3713 |
GFXBench 4.0 - T-Rex (Fps) | 3347 | 3356 |
3DMark Fire Strike - Graphics Score | 0 |
Comparer les caractéristiques
NVIDIA GeForce GTX 775M Mac Edition | AMD Radeon HD 6990 | |
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Essentiel |
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Architecture | Kepler | TeraScale 3 |
Nom de code | GK104 | Antilles |
Date de sortie | 8 November 2013 | 8 March 2011 |
Position dans l’évaluation de la performance | 625 | 626 |
Genre | Desktop | Desktop |
Prix de sortie (MSRP) | $699 | |
Prix maintenant | $159.99 | |
Valeur pour le prix (0-100) | 27.81 | |
Infos techniques |
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Vitesse du noyau | 797 MHz | 830 MHz |
Performance á point flottant | 2,142 gflops | 2x 2,549.8 gflops |
Processus de fabrication | 28 nm | 40 nm |
Pipelines | 1344 | 2x 1536 |
Taux de remplissage de la texture | 89.26 GTexel / s | 2x 79.7 GTexel / s billion / sec |
Thermal Design Power (TDP) | 100 Watt | 375 Watt |
Compte de transistor | 3,540 million | 2,640 million |
Sorties et ports de vidéo |
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Connecteurs d’écran | No outputs | 1x DVI, 4x mini-DisplayPort |
Compatibilité, dimensions et exigences |
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Interface | MXM-B (3.0) | PCIe 2.0 x16 |
Longeur | 295 mm | |
Connecteurs d’énergie supplementaires | 2x 8-pin | |
Soutien API |
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DirectX | 12.0 (11_0) | 11.2 (11_0) |
OpenGL | 4.6 | 4.4 |
Mémoire |
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RAM maximale | 2 GB | 2x 2 GB |
Bande passante de la mémoire | 160.0 GB / s | 2x 160.0 GB / s |
Largeur du bus mémoire | 256 Bit | 2x 256 Bit |
Vitesse de mémoire | 5000 MHz | 5000 MHz |
Genre de mémoire | GDDR5 | GDDR5 |