AMD Radeon HD 7870 XT versus AMD Radeon HD 7850
Comparaison des cartes vidéo AMD Radeon HD 7870 XT and AMD Radeon HD 7850 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, 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 7870 XT
- La carte vidéo est plus nouvelle: date de sortie 8 mois plus tard
- Environ 70% taux plus haut de remplissage de la texture: 93.6 GTexel / s versus 55.04 GTexel / s
- Environ 50% de pipelines plus haut: 1536 versus 1024
- Environ 70% de meilleur performance á point flottant: 2,995 gflops versus 1,761 gflops
- Environ 22% consummation d’énergie moyen plus bas: 185 Watt versus 225 Watt
- 5x plus de vitesse de mémoire: 6000 MHz versus 1200 MHz
- Environ 15% meilleur performance en PassMark - G3D Mark: 4470 versus 3885
- Environ 17% meilleur performance en PassMark - G2D Mark: 661 versus 567
- Environ 39% meilleur performance en CompuBench 1.5 Desktop - Face Detection (mPixels/s): 65.399 versus 47.041
- Environ 20% meilleur performance en CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 1230.47 versus 1028.005
- Environ 44% meilleur performance en CompuBench 1.5 Desktop - T-Rex (Frames/s): 6.371 versus 4.41
- Environ 8% meilleur performance en CompuBench 1.5 Desktop - Video Composition (Frames/s): 78.519 versus 72.975
- Environ 39% meilleur performance en CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 345.793 versus 249.482
- Environ 33% meilleur performance en 3DMark Fire Strike - Graphics Score: 1745 versus 1312
Caractéristiques | |
Date de sortie | 19 November 2012 versus 5 March 2012 |
Taux de remplissage de la texture | 93.6 GTexel / s versus 55.04 GTexel / s |
Pipelines | 1536 versus 1024 |
Performance á point flottant | 2,995 gflops versus 1,761 gflops |
Thermal Design Power (TDP) | 185 Watt versus 225 Watt |
Vitesse de mémoire | 6000 MHz versus 1200 MHz |
Référence | |
PassMark - G3D Mark | 4470 versus 3885 |
PassMark - G2D Mark | 661 versus 567 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 65.399 versus 47.041 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 1230.47 versus 1028.005 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 6.371 versus 4.41 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 78.519 versus 72.975 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 345.793 versus 249.482 |
GFXBench 4.0 - T-Rex (Frames) | 3354 versus 3351 |
GFXBench 4.0 - T-Rex (Fps) | 3354 versus 3351 |
3DMark Fire Strike - Graphics Score | 1745 versus 1312 |
Raisons pour considerer le AMD Radeon HD 7850
- Environ 3% plus de la vitesse augmenté: 1000 MHz versus 975 MHz
- 2.2x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Frames): 6173 versus 2810
- Environ 13% meilleur performance en GFXBench 4.0 - Manhattan (Frames): 3696 versus 3264
- 2.2x meilleur performance en GFXBench 4.0 - Car Chase Offscreen (Fps): 6173 versus 2810
- Environ 13% meilleur performance en GFXBench 4.0 - Manhattan (Fps): 3696 versus 3264
Caractéristiques | |
Vitesse augmenté | 1000 MHz versus 975 MHz |
Référence | |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 6173 versus 2810 |
GFXBench 4.0 - Manhattan (Frames) | 3696 versus 3264 |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 6173 versus 2810 |
GFXBench 4.0 - Manhattan (Fps) | 3696 versus 3264 |
Comparer les références
GPU 1: AMD Radeon HD 7870 XT
GPU 2: AMD Radeon HD 7850
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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3DMark Fire Strike - Graphics Score |
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Nom | AMD Radeon HD 7870 XT | AMD Radeon HD 7850 |
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PassMark - G3D Mark | 4470 | 3885 |
PassMark - G2D Mark | 661 | 567 |
CompuBench 1.5 Desktop - Face Detection (mPixels/s) | 65.399 | 47.041 |
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) | 1230.47 | 1028.005 |
CompuBench 1.5 Desktop - T-Rex (Frames/s) | 6.371 | 4.41 |
CompuBench 1.5 Desktop - Video Composition (Frames/s) | 78.519 | 72.975 |
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) | 345.793 | 249.482 |
GFXBench 4.0 - Car Chase Offscreen (Frames) | 2810 | 6173 |
GFXBench 4.0 - Manhattan (Frames) | 3264 | 3696 |
GFXBench 4.0 - T-Rex (Frames) | 3354 | 3351 |
GFXBench 4.0 - Car Chase Offscreen (Fps) | 2810 | 6173 |
GFXBench 4.0 - Manhattan (Fps) | 3264 | 3696 |
GFXBench 4.0 - T-Rex (Fps) | 3354 | 3351 |
3DMark Fire Strike - Graphics Score | 1745 | 1312 |
Comparer les caractéristiques
AMD Radeon HD 7870 XT | AMD Radeon HD 7850 | |
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Essentiel |
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Architecture | GCN 1.0 | GCN 1.0 |
Nom de code | Tahiti | Pitcairn |
Date de sortie | 19 November 2012 | 5 March 2012 |
Prix de sortie (MSRP) | $270 | $249 |
Position dans l’évaluation de la performance | 521 | 520 |
Genre | Desktop | Desktop |
Conception | AMD Radeon HD 7000 Series | |
Prix maintenant | $449.59 | |
Valeur pour le prix (0-100) | 11.01 | |
Infos techniques |
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Vitesse augmenté | 975 MHz | 1000 MHz |
Vitesse du noyau | 925 MHz | |
Performance á point flottant | 2,995 gflops | 1,761 gflops |
Processus de fabrication | 28 nm | 28 nm |
Pipelines | 1536 | 1024 |
Taux de remplissage de la texture | 93.6 GTexel / s | 55.04 GTexel / s |
Thermal Design Power (TDP) | 185 Watt | 225 Watt |
Compte de transistor | 4,313 million | 2,800 million |
Stream Processors | 1200 | |
Sorties et ports de vidéo |
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Connecteurs d’écran | 1x DVI, 1x HDMI, 2x mini-DisplayPort | 1x DVI, 1x HDMI, 2x mini-DisplayPort |
Soutien de DisplayPort | ||
Soutien de Dual-link DVI | ||
Eyefinity | ||
HDMI | ||
VGA | ||
Compatibilité, dimensions et exigences |
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Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
Longeur | 267 mm | 210 mm |
Connecteurs d’énergie supplementaires | 2x 6-pin | 1x 6-pin |
Soutien de bus | PCIe 2.1 x16 | |
Soutien API |
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DirectX | 12.0 (11_1) | 11 |
OpenGL | 4.5 | 4.5 |
Mémoire |
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RAM maximale | 2 GB | 2 GB |
Bande passante de la mémoire | 192.0 GB / s | 153.6 GB/s |
Largeur du bus mémoire | 256 Bit | 256 Bit |
Vitesse de mémoire | 6000 MHz | 1200 MHz |
Genre de mémoire | GDDR5 | GDDR5 |
Technologies |
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AMD Eyefinity | ||
CrossFire | ||
FreeSync |